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materials for wachsmodelle for the manufacture of praezisionsgussformen and process for the production of forms
materials for wachsmodelle for the manufacture of praezisionsgussformen and process for the production of forms
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机译:用于制造模型的材料和模型的生产方法
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1403112 Terpene resin compositions TRW Inc 25 April 1973 [5 May 1972] 19609/73 Heading C3P [Also in Division C5] A pattern composition for producing investment casting moulds comprises 31À25 wt. per cent beta terpene resin, 12À5% paraffin wax, 12À5% microcrystalline wax 6À25% candellila wax, 12À5% fatty acid (80% stearic) and 25% pentaerythritol. This is compared with a composition in which the pentaerythritol is replaced by adipic acid.
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