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Talleres Mecanicos Seba S A
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Talleres Mecanicos Seba S A
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Application filed by Talleres Mecanicos Seba S AfiledCriticalTalleres Mecanicos Seba S A
Priority to ES437837ApriorityCriticalpatent/ES437837A1/es
Publication of ES437837A1publicationCriticalpatent/ES437837A1/es
PROCEDIMIENTO DE MOLDEADO POR INYECCION PARA OBJETOS DE PLASTICO CON CARGA DE SERRIN. EL SERRIN LIGERO DEBE ESTAR DESMENUZADO A 1 MM., Y CON UNA HUMEDAD ENTRE EL 2% Y EL 25%, QUE LE PERMITA SOPORTAR TEMPERATURAS DE HASTA 240 GRADOS C. EN UNA TOLVA O VARIAS SE DOSIFICA, EN UNA PROPORCION DE HASTA EL 75% CON EL MATERIAL TERMOPLASTICO: POLIETILENO O POLIESTIRENO. TRAS LA MEZCLA PREPLASTIFICADA SE INYECTA LA MASA EN EL MOLDE, POR IMPULSION DE PISTON O DEL HUSILLO, SUFRIENDO ALLI UN LENTO ENFRIAMIENTO.
ES437837A1975-05-211975-05-21Procedimiento de fabricacion de un compuesto plastificado ymoldeado por inyeccion.
ExpiredES437837A1
(es)
Procedimento e dispositivo per la fabbricazione di pezzi ottenuti per modellature costituiti da almeno due pezzi separati in particolar modo mediante stampaggio ad iniezione di materiali in gomma
Use of polyethylene terephthalate moulding masses containing an organic imide in the preparation of crystalline mouldings by injection moulding at low mould temperatures