custom mould

custom mould

vity(generally 3~5 times of normal machine tool). process injection Class 4 and class 5 molds usually use the P20,718,738,618,2311 and 2711 steel materials. injection products For the general thermoplastic plastic,when the Shrinkage rate is less than 0.01 mm/mm,the change of the product can be acustom mouldllowed to change the thickness; However,when the shrinkage rate is higher than 0.01 mm/mm,the change of product wall thickness should not exceed. injection industry Interchange core and cavity mould is popular the save mould making cost,it save cost for mould base. injection moulds Design parts