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USA DuPont pom which process conditions must need 我们 attention/notes?
USA DuPont pom plastics raw materials is plastics material in force property can most metal product types 之一, it by 我们人 type used for industry, USA DuPont pom500P, USA DuPont pom Asahi Kasei and other type type plastics raw materials it application is non 常广泛. below/following is USA DuPont pom plastics raw materials process conditions precautions brief introduction. understanding USA DuPont pom process conditions for USA DuPont pom industry 人 说 is non has necessary.
USA DuPont pom熔化 temperature degree has 两: homopolymer material and copolymer material is different, separation is 190~230℃, 190~210℃.
drying 处理: if material in drying ring in, usually need drying 处理.
it mold temperature degree in 80~105℃ between. if selection high mold temperature degree, can decrease small it molding rear shrinkage rate.
USA DuPont pom plastics raw materials injection speed degree is in and other or high injection speed degree.
injection pressure in 700~1200bar between.
for/regarding it runner and gate: is can use type type gate. use 隧道形 gate 时, if use relatively short type type comparison good 一. for/regarding homopolymer material USA DuPont pom500P production 厂家们则建议 use hot runner. for/regarding copolymer material can use internal hot runner can use external hot runner.
