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纸浆液是一种良好的造型材料粘结剂,它是造纸工业的副产品,来源充沛,价格低廉,北方地区很多工厂已经采用,除少数形状复杂的一、二级砂芯以及特殊要求的外型与砂芯外,其余均可用纸浆液作造型材料的粘结剂。我厂自1954年开始以纸浆液代替糖浆作粘结剂,用于中大铸钢、铸铁件的外型与砂芯上。纸浆液根据砂芯粘结材料的分类是属于第二类的
Paper pulp is a good molding material binder, it is a by-product of the paper industry, abundant sources, low prices, many factories in the northern region have been adopted, with the exception of a few complex shape of the first and second sand core and the special requirements of the appearance And the sand core, the rest can be used as a molding material slurry binder. I plant since 1954 to pulp instead of syrup as a binder for medium large cast iron, cast iron pieces of the shape and sand core. Pulp liquid is classified according to the classification of sand core binder materials belonging to the second category