The plexiglass product usually may divide into pours the board , squeezes out the board and the mold plastic 有机玻璃产品通常可以分为浇注板、挤出板和模塑料。
After sample is preheated , it should be kept in mould for 20 - 40s and then breathing , the pressure is added at last 1 . 0注:模塑料预热后,可在模具中预压20 - 40秒后排气再加压。
After moulding material is preheated , must join the mould 20 - 40 second then exhaust air in mould to add again to press 1 . 0注:模塑料预热后,须在模具中合模20 - 40秒后排气再加压。
Plastics - phenol - formaldehyde mouldings - determination of free ammonia and ammonium compounds - colorimetric comparison method 塑料.苯酚-甲醛模塑料.游离氨和铵化合物的测定.比色法
Note : after moulding material is preheated , must join the mould 20 - 40 second then exhaust air in mould to add again to press 1 . 0注:模塑料预热后,须在模具中合模20 - 40秒后排气再加压。
The general rules of glass fibric mouding plastics used for electrical insulation for examing , packing , marking , storage and transportation 电气绝缘用玻璃纤维模塑料检验标志包装运输和贮存通用规则
He product based on phenolic resin with fibre and mineral filler and other additives is processed into thermosetting plastics 本产品以酚醛树脂为基材,加入纤维和矿物填料及其它助剂所制成的热固性模塑料。
Polyester moulding compounds for electrical and other purposes - specification for sheet moulding compounds for mechanical purposes 电工和其它用途用聚酯模塑料.第5部分:机械用玻璃纤维增强热固性塑料片材规范
His product is general and kind of phenolic moulding materials , it , s electric property is improved and the dissipation factor is smaller 一特点和用途本产品属通用类酚醛模塑料,改进了电性能,介质损耗小。
He product based on phenolic resin with glassfibre and mineral filler and other additives is processed into thermosetting plastics 本产品以酚醛树脂为基材,加入玻璃纤维和矿物填料及其它助剂所制成的热固性模塑料。