CN106397074B - A kind of detonator assembling priming and preparation method thereof - Google Patents
A kind of detonator assembling priming and preparation method thereof Download PDFInfo
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- CN106397074B CN106397074B CN201610797837.2A CN201610797837A CN106397074B CN 106397074 B CN106397074 B CN 106397074B CN 201610797837 A CN201610797837 A CN 201610797837A CN 106397074 B CN106397074 B CN 106397074B
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- priming
- ammonium perchlorate
- shellac
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- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B29/00—Compositions containing an inorganic oxygen-halogen salt, e.g. chlorate, perchlorate
- C06B29/22—Compositions containing an inorganic oxygen-halogen salt, e.g. chlorate, perchlorate the salt being ammonium perchlorate
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- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B21/00—Apparatus or methods for working-up explosives, e.g. forming, cutting, drying
- C06B21/0033—Shaping the mixture
- C06B21/0066—Shaping the mixture by granulation, e.g. flaking
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- Inorganic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
The present invention provides a kind of detonator assembling priming and preparation method thereof.Detonator assembling provided by the invention includes the component of following mass content with priming：Ultra-fine 40.58~40.90wt% of heisuojin, 32.47~32.72wt% of ammonium perchlorate, 24.35~24.54wt% of antimony trisulfide, 1.80~2.50wt% of shellac, 0.05~0.10wt% of graphite.Detonator assembling priming provided by the invention provides detonation energy with ultra-fine heisuojin, strong oxidizer is used as using ammonium perchlorate, play oxygen supply, combustion-supporting, fuel agent and burning ratemodifier are used as using antimony trisulfide, it is granulated using shellac as binding agent, graphite rise passivation, have the characteristics that sensitivity is moderate, compatibility is good, explosion transfer performance is stable, it is easy transport and it is environmentally protective.Preparation method provided by the invention is simple to operate, suitable for industrialized production.
Description
Technical field
The present invention relates to explosive technical field, more particularly to a kind of detonator assembling priming and preparation method thereof.
Background technology
Priming be can be produced under weaker external influence (such as acupuncture, shock, friction, electric energy and flame) explosion and
Ignite a kind of explosive that detonation occurs for other explosives.With the development of science and technology and weapon explosive, priming is in priming system
Application it is more and more extensive.Priming is the core medicament of priming system, and the production of priming system is substantially all priming to be used.
At present, the priming used in China's industrial detonator have nitro diazo compounds species priming, double salt class priming,
Coprecipitation primary explosive and azide initial explosive etc., common priming is according to its explode group classification and chemistry in actual production
Component mainly has dinitrodiazophenol (DDNP), lead azide, the tetrazene and mercury fulminate containing heavy metallic salt, trinitro- isophthalic
Diphenol lead, silver acetylide, acetone peroxide, ethylenediamine diperchlorate semihydrate；It is mainly in addition with compound priming
KD double salt primary explosives, complex priming (such as GTG primings, nickel hydrazine nitrate).
Due to detonating agent to rubbing, hitting, impacting, spark and heating it is isocaloric stimulate it is especially sensitive, in life
Careless slightly during production to may result in explosion accident, existing detonator priming is high, dangerous using process there are sensitivity
The problems such as and defect.
The content of the invention
It is an object of the invention to provide the detonator assembling priming that a kind of sensitivity is moderate, explosion transfer performance is stablized.
The present invention provides a kind of detonator assembling priming, include the component of following mass content：Ultra-fine heisuojin
40.58~40.90wt%, 32.47~32.72wt% of ammonium perchlorate, 24.35~24.54wt% of antimony trisulfide, shellac 1.80~
2.50wt%, 0.05~0.10wt% of graphite.
Preferably, the D of the ultra-fine heisuojin50For 15~20 μm.
Preferably, the particle diameter of the graphite is not higher than 1.5 μm.
Preferably, the granularity of the ammonium perchlorate is II class of I class of D levels or B levels.
The present invention provides a kind of preparation method of detonator assembling priming described in above-mentioned technical proposal, including following step
Suddenly：
(1) ammonium perchlorate is mixed with water, heating obtains ammonium perchlorate saturation mother liquor；
(2) under the heating-up temperature of the step (1), the ammonium perchlorate saturation mother liquor that the step (1) is obtained is with surpassing
Thin heisuojin, ammonium perchlorate, antimony trisulfide and graphite mixing, obtain suspension；
(3) under the heating-up temperature of the step (1), the suspension that the step (2) is obtained mixes progress with shellac
It is granulated, obtains detonator assembling priming.
Preferably, the temperature of heating is 79~81 DEG C in the step (1).
Preferably, the step (3) carries out under vacuum.
Preferably, the step (3) is specially：Under the heating-up temperature of the step (1), by shellac with shellac solution shape
Formula is added drop-wise in the suspension that the step (2) obtains and is granulated.
Preferably, the mass concentration of the shellac solution is 8~15%.
Preferably, the speed of the dropwise addition is 10~20mL/min.
The present invention provides a kind of detonator assembling priming, include the component of following mass content：Ultra-fine heisuojin
40.58~40.90wt%, 32.47~32.72wt% of ammonium perchlorate, 24.35~24.54wt% of antimony trisulfide, shellac 1.80~
2.50wt%, 0.05~0.10wt% of graphite.Detonator assembling priming provided by the invention provides detonation with ultra-fine heisuojin
Energy, using ammonium perchlorate as strong oxidizer, plays oxygen supply, combustion-supporting, using antimony trisulfide as fuel agent and burning ratemodifier, with
Shellac is granulated as binding agent, and graphite plays passivation.Priming provided by the invention has that sensitivity is moderate, compatibility is good
Good, explosion transfer performance stabilization, easy the characteristics of transporting and is environmentally protective.Test result indicates that detonator assembling provided by the invention is used
Compared with common priming, sensitivity to initiation is greatly reduced quick-fried medicine, and explosion transfer performance is stablized, and assembles No. 8 commercial electric detonators, carries out 5mm
Lead plate perforation test, all explosions, lead plate perforation diameter phi=11.2~12.6mm are all qualified, and the detonator of production reaches state
Mark requires.
Embodiment
Detonator assembling provided by the invention includes the component of following mass content with priming：Ultra-fine heisuojin 40.58~
40.90wt%, 32.47~32.72wt% of ammonium perchlorate, 24.35~24.54wt% of antimony trisulfide, 1.80~2.50wt% of shellac,
0.05~0.10wt% of graphite.
Detonator assembling provided by the invention includes ultra-fine heisuojin (RDX) 40.58~40.90wt% with priming, preferably
For 40.70~40.80wt%.In the present invention, the D of the ultra-fine heisuojin (RDX)50Preferably 15~20 μm, more preferably
16~18 μm.In the present invention, the particle diameter of the ultra-fine heisuojin (RDX) is preferably not higher than 30 μm, more preferably 10~25 μ
M, is most preferably 15~20 μm.The present invention does not have special restriction to the source of the ultra-fine heisuojin, using art technology
Commercially available ultra-fine heisuojin known to personnel.In the present invention, the ultra-fine heisuojin is provided for detonator assembling with priming
Detonation energy.
Detonator assembling provided by the invention includes ammonium perchlorate (AP) 32.47~32.72wt% with priming, is preferably
32.55~32.65wt%.In the present invention, the granularity of the ammonium perchlorate (AP) is preferably II class of I class of D levels or B levels.This hair
The bright source to the ammonium perchlorate does not have special restriction, is using commercially available ammonium perchlorate well known to those skilled in the art
Can.In the present invention, the ammonium perchlorate is as strong oxidizer, in detonator assembling with playing oxygen supply and combustion-supporting in priming.
Detonator assembling provided by the invention includes 24.35~24.54wt% of antimony trisulfide with priming, preferably 24.40~
24.50wt%.The present invention does not have special restriction to the source of the antimony trisulfide, using well known to those skilled in the art commercially available
Antimony trisulfide.In the present invention, the antimony trisulfide detonator assembling by the use of in priming not only be used as fuel agent, but also be used as burn rate tune
Save agent.
Detonator assembling provided by the invention includes 1.80~2.50wt% of shellac with priming, preferably 2.00~
2.30wt%, more preferably 2.10~2.20wt%.The present invention does not have special restriction to the source of the shellac, using ability
Commercially available shellac known to field technique personnel.In the present invention, the shellac is binding agent, and shellac separates out the crystallization in explosive
Surface, comes into full contact with ultra-fine heisuojin, antimony trisulfide, ammonium perchlorate, graphite, and is bonded to particle, so that finally obtain
Product granularity is uniform, and during for powder charge process, free-running property is good.
Detonator assembling provided by the invention further includes 0.05~0.10wt% of graphite with priming, preferably 0.07~
0.08wt%.In the present invention, the particle diameter of the graphite is preferably more than 1.5 μm, more preferably 0.5~1.2 μm, is most preferably
0.8~1 μm.The present invention does not have special restriction to the source of the graphite, using commercially available stone well known to those skilled in the art
Ink.In the present invention, the graphite is preferably 00# aquadags.In the present invention, the graphite plays passivation.
Present invention also offers a kind of preparation method of detonator assembling priming described in above-mentioned technical proposal, including it is following
Step：
(1) ammonium perchlorate is mixed with water, heating obtains ammonium perchlorate saturation mother liquor；
(2) under the heating-up temperature of the step (1), by the ammonium perchlorate saturation mother liquor and ultra-fine heisuojin, high chlorine
Sour ammonium, antimony trisulfide and graphite mixing, obtain suspension；
(3) under the heating-up temperature of the step (1), the suspension is mixed with shellac and is granulated, obtains detonator
Assembling priming.
Ammonium perchlorate of the present invention is mixed with water, and heating obtains ammonium perchlorate (AP) saturation mother liquor.In the present invention, the height
The quality of water is preferably 1.35~1.45 times of ammonium perchlorate (AP) quality in ammonium chlorate (AP) saturation mother liquor, and more preferably 1.4
~1.43 times.In the present invention, the temperature of the heating is preferably 79~81 DEG C, more preferably 79.5~80.5 DEG C.The present invention
The no special restriction of operation to the heating, the technical solution using heated solution well known to those skilled in the art are
Can.In the present invention, the heating rate of the heating is preferably 1~3 DEG C/min.
After obtaining AP saturation mother liquors, the present invention is female by the AP saturations at a temperature of heating described in above-mentioned technical proposal
Liquid is mixed with ultra-fine heisuojin, ammonium perchlorate, antimony trisulfide and graphite, obtains suspension.Operation of the present invention to the mixing does not have
There is special restriction, using the operation well known to those skilled in the art for preparing mixed solution, specifically, by ultra-fine black rope
The present, ammonium perchlorate, antimony trisulfide and graphite are added in the AP saturations mother liquor.In the present invention, the mixing is preferably in stirring bar
Carried out under part.In the present invention, the stirring is preferably the pusher stirring of quaterfoil；The speed of the stirring is preferably 45 ±
5Hz；The time of the stirring is preferably 15~20min.
After obtaining suspension, the present invention is at a temperature of heating described in above-mentioned technical proposal, by the suspension and shellac
Mixing is granulated, and obtains detonator assembling priming.In the present invention, the suspension mixes the mistake being granulated with shellac
Cheng Youxuan is carried out under vacuum；The vacuum of the vacuum is preferably 0.01~0.03MPa.The present invention preferably by shellac with
Shellac solution form, which is added drop-wise in suspension, to be granulated.In the present invention, the mass concentration of the shellac solution be preferably 8~
15%, more preferably 10~13%.The present invention does not have special restriction to the solvent of the shellac solution, using art technology
The organic solvent of shellac can be dissolved known to personnel.In the present invention, the solvent of the shellac solution is preferably ethanol.
In the present invention, the speed of the dropwise addition is preferably 10~20mL/min, more preferably 13~16mL/min.At this
In invention, under the addition speed of the shellac solution, make the greyish black coloured particles that each position is formed in suspension all by one
The rate uniform polymerization of cause is grown up, and makes adition process and the diffusion process close fit of the solvent in shellac solution, to greatest extent
The growth rate for making greyish black coloured particles it is uniform.In the present invention, the solvent is ultra-fine heisuojin RDX, ammonium perchlorate AP, sulphur
Change antimony, graphite and shellac bond to be bonded together, form bead in water, and gradually binding agent is dissolved, completion coated
Journey, the addition speed of shellac solution is faster, and the granularity of greyish black coloured particles is bigger.In the present invention, it is preferred to by sampling observation ash
The addition speed of the size control shellac solution of black particle granularity.The present invention preferably controls the granularity of the greyish black coloured particles
For 1.00~0.85mm.
Complete after being granulated, the production of the invention that preferably at a temperature of heating described in above-mentioned technical proposal, will be obtained after granulation
Solvent in product removes.The present invention does not have special limitation to the method for the removal solvent, ripe using those skilled in the art
The technical solution for the removal solvent known.Method present invention preferably employs distillation removes solvent.In the present invention, the steaming
Evaporate and be preferably evaporated in vacuo；The vacuum of the vacuum distillation is preferably 0.01~0.03MPa.
After removing solvent, the present invention is preferably at temperature described in above-mentioned technical proposal, by the product after the removal solvent
Filtering.In the present invention, filtration apparatus of the device of the filtering preferably with jacket heat-preservation.
To avoid material sticks on prilling granulator, the present invention is preferably rinsed prilling granulator inner wall.In the present invention
In, the detergent of the flushing is preferably the saturation ammonium perchlorate mother liquor of temperature described in above-mentioned technical proposal.
In the present invention, it is described to prepare suspension, granulation, distillation and the temperature of filtering and the AP saturation mother liquors of preparing
It is identical, cause the ammonium perchlorate in suspension to dissolve in AP mother liquors to avoid temperature rise, while avoiding temperature from reducing causes AP female
Ammonium perchlorate in liquid is precipitate into suspension, so as to ensure that the content of ammonium perchlorate in final product is controllable.
After completing filtering, the present invention is preferably dried filtration product and sieves, and obtains detonator assembling priming.This
Invention does not have the method for the dried and screened special limitation, using dried and screened well known to those skilled in the art
Technical solution.In the present invention, the drying is preferably vacuum drying or drying with water bath.In the present invention, the vacuum
Dry temperature is preferably 50~55 DEG C；The vacuum drying time is preferably 7~10h, more preferably 8~9h；It is described true
The dry vacuum of sky is preferably not higher than 0.06MPa.In the present invention, the temperature of the drying with water bath is preferably 50~55
℃；The time of the drying with water bath is preferably 20~24h, more preferably 22~23h.
In the present invention, the sieving is preferably screened using the standard sieve of 1.00mm and 0.85mm.The screening
Dried part, which can be removed, cannot meet the bulky grain and fine grained of product requirement, be met the qualified production of needs
Product.
In order to further illustrate the present invention, with reference to embodiment to detonator assembling priming provided by the invention and its
Preparation method is described in detail, but they cannot be interpreted as limiting the scope of the present invention.
Embodiment 1:
(1) 40kg ammonium perchlorate AP is put into 58kg water, is warming up to 80 DEG C, stirring 15min obtains ammonium perchlorate AP and satisfies
And mother liquor；
(2) ultra-fine heisuojin, the high chlorine of 16.23kg of 20.29kg is added into 80 DEG C of ammonium perchlorate AP saturation mother liquors
The antimony trisulfide of sour ammonium AP, 12.18kg and the graphite of 50g, are uniformly mixing to obtain suspension；
(3) vacuum system (vacuum 0.02MPa) is opened, the ethanol shellac of the 12.5kg of (concentration 10wt%) is glued
Knot agent solution is added drop-wise to above-mentioned suspension with the speed of 15ml/min and is granulated, and grey black grain graininess is observed by sampling
The speed that size control ethanol shellac solution adds, the addition of ethanol shellac solution is faster, and the granularity of greyish black coloured particles is bigger；
(4) the addition speed of ethanol shellac solution is controlled, when the grey black grain graininess size is reached 0.85mm, is made at the same time
Mixed solution remains at 80 DEG C, and ethanol is distilled；
(5) treat that ethanol distillation finishes, mixed solution is remained at 80 DEG C, band then is put into the product after removal ethanol
Explosive is obtained by filtration in the filtration apparatus for having jacket heat-preservation；
(6) explosive that is obtained by filtration is carried out fully dry, using vacuum drying, temperature control is 55 in vacuum shelf dryer
DEG C, vacuum drying time 8h, vacuum 0.05MPa.Screened, obtained using the standard sieve of 1.00mm and 0.85mm
Detonator assembling priming.
According to《Commercial electric detonator》The detonator assembling that GB 8031-2005 obtain the present embodiment is detected with priming,
No. 8 commercial electric detonators that can be up to state standards fry the stereotype requirement for wearing that thickness is 5mm, and penetration hole diameter 11.2mm, meets skill
Art requirement.
Embodiment 2:
(1) 40kg ammonium perchlorate AP is put into 57.6kg water, is warming up to 80 DEG C, stirring 16min obtains ammonium perchlorate AP
Saturation mother liquor；
(2) ultra-fine heisuojin, the high chlorine of 16.32kg of 20.40kg is added into 80 DEG C of ammonium perchlorate AP saturation mother liquors
The antimony trisulfide of sour ammonium AP, 12.23kg and the graphite of 40g, are uniformly mixing to obtain suspension；
(3) vacuum system (vacuum 0.025MPa) is opened, the ethanol shellac of 10kg (concentration 10wt%) is bonded
Agent solution is added drop-wise to above-mentioned suspension with the speed of 12ml/min and is granulated, big by sampling observation grey black grain graininess
The speed that small control ethanol shellac solution adds, the addition of ethanol shellac solution is faster, and the granularity of greyish black coloured particles is bigger；
(4) the addition speed of ethanol shellac solution is controlled, when the grey black grain graininess size is reached 1.00mm, is made at the same time
Mixed solution remains at 80 DEG C, and ethanol is distilled；
(5) treat that ethanol distillation finishes, mixed solution is remained at 80 DEG C, band then is put into the product after removal ethanol
Explosive is obtained by filtration in the filtration apparatus for having jacket heat-preservation；
(6) explosive that is obtained by filtration is carried out fully dry, using vacuum drying, temperature control is 50 in vacuum shelf dryer
DEG C, vacuum drying time 10h, vacuum 0.05MPa.Screened, obtained using the standard sieve of 1.00mm and 0.85mm
To detonator assembling priming.
According to《Commercial electric detonator》The detonator assembling that GB 8031-2005 obtain the present embodiment is detected with priming,
No. 8 commercial electric detonators that can be up to state standards fry the stereotype requirement for wearing that thickness is 5mm, and penetration hole diameter 11.6mm, meets skill
Art requirement.
Embodiment 3:
(1) 40kg ammonium perchlorate AP is put into 57.2kg water, is warming up to 80 DEG C, stirring 17min obtains ammonium perchlorate AP
Saturation mother liquor；
(2) ultra-fine heisuojin, the high chlorine of 16.35kg of 20.44kg is added into 80 DEG C of ammonium perchlorate AP saturation mother liquors
The antimony trisulfide of sour ammonium AP, 12.26kg and the graphite of 35g, are uniformly mixing to obtain suspension；
(3) open vacuum system (vacuum 0.028MPa), by the ethanol shellac solution of 9kg (concentration 10wt%) with
The speed of 10ml/min is added drop-wise to above-mentioned suspension and is granulated, and second is controlled by sampling observation grey black grain graininess size
The speed that alcohol shellac solution adds, the addition of ethanol shellac solution is faster, and the granularity of greyish black coloured particles is bigger；
(4) the addition speed of ethanol shellac solution is controlled, when the grey black grain graininess size is reached 0.9mm, is made at the same time
Mixed solution remains at 80 DEG C, and ethanol is distilled；
(5) treat that ethanol distillation finishes, mixed solution is remained at 80 DEG C, band then is put into the product after removal ethanol
Explosive is obtained by filtration in the filtration apparatus for having jacket heat-preservation；
(6) explosive that is obtained by filtration is carried out fully dry, using vacuum drying, temperature control is 52 in vacuum shelf dryer
DEG C, vacuum drying time 9h, vacuum 0.05MPa.Screened, obtained using the standard sieve of 1.00mm and 0.85mm
Arrive.
According to《Commercial electric detonator》The detonator assembling that GB 8031-2005 obtain the present embodiment is detected with priming,
According to《Commercial electric detonator》GB 8031-2005 are detected obtained explosive, and can be up to state standards No. 8 commercial electric detonators
Pipe is fried to wear the stereotype requirement that thickness is 5mm, and penetration hole diameter 12mm, meets technical requirements.
Embodiment 4:
(1) 40kg ammonium perchlorate AP is put into 56.8kg water, is warming up to 80 DEG C, stirring 18min obtains ammonium perchlorate AP
Saturation mother liquor；
(2) ultra-fine heisuojin, the high chlorine of 16.28kg of 20.36kg is added into 80 DEG C of ammonium perchlorate AP saturation mother liquors
The antimony trisulfide of sour ammonium AP, 12.21kg and the graphite of 30g, are uniformly mixing to obtain suspension；
(3) vacuum system (vacuum 0.022MPa) is opened, the ethanol shellac of 11.5kg (concentration 10wt%) is molten
Liquid is added drop-wise to above-mentioned suspension with the speed of 14ml/min and is granulated, and grey black grain graininess size control is observed by sampling
The speed that ethanol shellac solution processed adds, the addition of ethanol shellac solution is faster, and the granularity of greyish black coloured particles is bigger；
(4) the addition speed of ethanol shellac solution is controlled, when the grey black grain graininess size is reached 0.95mm, is made at the same time
Mixed solution remains at 80 DEG C, and ethanol is distilled；
(5) treat that ethanol distillation finishes, mixed solution is remained at 80 DEG C, band then is put into the product after removal ethanol
Explosive is obtained by filtration in the filtration apparatus for having jacket heat-preservation；
(6) explosive that is obtained by filtration is carried out fully dry, using vacuum drying, temperature control is 53 in vacuum shelf dryer
DEG C, vacuum drying time 8.5h, vacuum 0.05MPa.Screened, obtained using the standard sieve of 1.00mm and 0.85mm
To detonator assembling priming.
According to《Commercial electric detonator》The detonator assembling that GB 8031-2005 obtain the present embodiment is detected with priming
According to《Commercial electric detonator》GB 8031-2005 are detected obtained explosive, and can be up to state standards No. 8 commercial electric detonators
Pipe is fried to wear the stereotype requirement that thickness is 5mm, and penetration hole diameter 12.4mm, meets technical requirements.
Embodiment 5:
(1) 40kg ammonium perchlorate AP is put into 54kg water, is warming up to 80 DEG C, stirring 20min obtains ammonium perchlorate AP and satisfies
And mother liquor；
(2) ultra-fine heisuojin, the high chlorine of 16.33kg of 20.42kg is added into 80 DEG C of ammonium perchlorate AP saturation mother liquors
The antimony trisulfide of sour ammonium AP, 12.25kg and the graphite of 20g, are uniformly mixing to obtain suspension；
(3) vacuum system (vacuum 0.03MPa) is opened, the ethanol shellac of 9.5kg (concentration 10wt%) is bonded
Agent solution is added drop-wise to above-mentioned suspension with the speed of 20ml/min and is granulated, big by sampling observation grey black grain graininess
The speed that small control ethanol shellac solution adds, the addition of ethanol shellac solution is faster, and the granularity of greyish black coloured particles is bigger；
(4) the addition speed of ethanol shellac solution is controlled, when the grey black grain graininess size is reached 0.9mm, is made at the same time
Mixed solution remains at 80 DEG C, and ethanol is distilled；
(5) treat that ethanol distillation finishes, mixed solution is remained at 80 DEG C, band then is put into the product after removal ethanol
Explosive is obtained by filtration in the filtration apparatus for having jacket heat-preservation；
(6) explosive that is obtained by filtration is carried out fully dry, using vacuum drying, temperature control is 54 in vacuum shelf dryer
DEG C, vacuum drying time 9.5h, vacuum 0.05MPa.Screened, obtained using the standard sieve of 1.00mm and 0.85mm
To detonator assembling priming.
According to《Commercial electric detonator》The detonator assembling that GB 8031-2005 obtain the present embodiment is detonated with priming
Ability detects, according to《Commercial electric detonator》GB 8031-2005 are detected obtained explosive, can be up to state standards No. 8
Commercial electric detonator fries the stereotype requirement for wearing that thickness is 5mm, and penetration hole diameter 12.6mm, meets technical requirements.
By GB 8031-2005《Commercial electric detonator》The detonator assembling priming that is obtained to the present embodiment and commonly use
The sensitivity performance of quick-fried medicine is tested respectively, and test result is as shown in table 1.As can be seen from Table 1, the embodiment of the present invention 5 provides
Detonator assembling substantially reduced with sensitivity of the priming than common priming, security performance is improved significantly.
The sensitivity performance of 1 embodiment of the present invention of table, 5 detonator assembling priming and common priming
The detonator assembling obtained to the present embodiment assembles No. 8 commercial electric detonators with priming and DDNP by identical assembled condition
Pipe, the experiment of limit explosive quantity, result of the test are as shown in table 2.As seen from Table 2, limit dosage of the invention is in 0.10g, just
Detonation is can reach to require, and the limit explosive quantity of DDNP is 0.20g under same assembled condition, better than DDNP.
Detonator assembling priming and DDNP the limit dosages experiment that 2 the present embodiment of table obtains
| Priming | Minimum explosive payload g | Test situation |
| Embodiment 5 | 0.10 | 40 hairs are complete quick-fried |
| DDNP | 0.20 | 40 hairs are complete quick-fried |
As seen from the above embodiment, using detonator assembling priming provided by the invention or according to system provided by the invention
Detonator assembling prepared by Preparation Method has the features such as sensitivity is moderate, and reliable effect is safe to use, environmentally protective with priming, leads to
No. 8 commercial electric detonators of assembling are crossed, carry out 5m m lead plate perforation tests, all explosion, lead plate perforation diameter phi=11.2~
12.6mm, all qualified, the detonator of production reaches national standard.
The above is only the preferred embodiment of the present invention, not makees limitation in any form to the present invention.Should
Point out, for those skilled in the art, without departing from the principle of the present invention, if can also make
Dry improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of detonator assembling priming, includes the component of following mass content：Ultra-fine 40.58~40.90wt% of heisuojin,
32.47~32.72wt% of ammonium perchlorate, 24.35~24.54wt% of antimony trisulfide, 1.80~2.50wt% of shellac, graphite 0.05~
0.10wt%.
2. detonator assembling priming according to claim 1, it is characterised in that the D of the ultra-fine heisuojin50For 15~
20μm。
3. detonator assembling priming according to claim 1, it is characterised in that the granularity of the ammonium perchlorate is D levels I
II class of class or B levels.
4. detonator assembling priming according to claim 1, it is characterised in that the particle diameter of the graphite is not higher than 1.5 μ
m。
5. the preparation method of detonator assembling priming, comprises the following steps described in Claims 1 to 4 any one：
(1) ammonium perchlorate is mixed with water, heating obtains ammonium perchlorate saturation mother liquor；
(2) under the heating-up temperature of the step (1), by the ammonium perchlorate saturation mother liquor that the step (1) obtains with it is ultra-fine black
Suo Jin, ammonium perchlorate, antimony trisulfide and graphite mixing, obtain suspension；
(3) under the heating-up temperature of the step (1), the suspension that the step (2) obtains is mixed with shellac and is granulated,
Obtain detonator assembling priming.
6. preparation method according to claim 5, it is characterised in that the temperature of heating is 79~81 in the step (1)
℃。
7. preparation method according to claim 5, it is characterised in that the step (3) carries out under vacuum.
8. preparation method according to claim 5, it is characterised in that the step (3) is specially：In the step (1)
Heating-up temperature under, shellac is added drop-wise in the suspension that the step (2) obtains in the form of shellac solution and is granulated.
9. preparation method according to claim 8, it is characterised in that the mass concentration of the shellac solution is 8~15%.
10. preparation method according to claim 8, it is characterised in that the speed of the dropwise addition is 10~20mL/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN102515991B (en) * | 2011-12-29 | 2013-10-23 | 安徽雷鸣红星化工有限责任公司 | Exciting explosive for filling non-primary-explosive detonator and preparation method thereof |
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