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PVDF管材模具的冷却及收缩效果

发布时间:2021-02-24 09:30:53

PVDF管材模具的关键部位应设计有效地冷却水道,保证模具的冷却对消除产品应力或减少收缩起着很好的效果。PVDF管材模具应不带毛刺且做好镀鉻等热处理,保证合模密封性,能承受高压、高速、低黏度熔料的充模。由于PVDF材料密度大,粘度高,流动性差,所以增加注射压力,保压压力,延长注射时间。低精度制品应及早出模让其在空气中或热水中缓慢冷却,可以使收缩凹陷平缓又不影响使用。

DUIYULIUDONGXINGCHADESULIAO,GAOYAHUICHANSHENGFEIBIANYINQITAKENGYINGSHIDANGJIANGDILIAOWEN,JIANGDIJITONGQIANDUANHEPENZUIWENDU,SHIJINRUXINGQIANGDERONGLIAORONGJIBIANHUAJIANSHAO,RONGYILENGGU;DUIYUGAONIANDUSULIAO,YINGTIGAOJITONGWENDU,SHICHONGMORONGYI。SHOUSUOFASHENGZAIJIAOKOUQUYUSHIYINGYANZHANGBAOYAHELENGQUESHIJIAN。TIANTIANYOUXITIYUYOUXITIYUYANZHANGPVDFGUANCAIZAIMONEILENGQUETINGLIUSHIJIAN,BAOCHIJUNYUNDESHENGCHANZHOUQI,ZENGJIABEIYA,LUOGANQIANDUANBAOLIUYIDINGDEHUANCHONGDIANDENGJUNYOULIYUJIANSHAOSHOUSUOXIANXIANG。

PVDF管材

PVDFGUANCAIXIANGBIQITAHANFUJUHEWU,TASHIYIGERONGYIRONGHUADEGUOCHENG,YOUYUQIXIANGDUIJIAODIDERONGDIANYUE177°C,TAJUYOUMIDUDI,XIANGBIQITAHANFUJUHEWUDEDICHENGBEN。PVDFKEZUOWEIGUANDAOCHANPIN,DUIYOUZHISIBANHEJUEYUANTI。TAKEYIBEIZHUSHECHENGXINGHUOHANJIE,SHICHANGYONGDEHUAGONG,BANDAOTI,YILIAOHEGUOFANGGONGYE,YIJILILIZIDIANCHI,TAYEKEZUOWEIYIGEJIAOLIANBIKONGPAOMO。JUPIANFUYIXISHIYIGEGAODUFEIFANYINGXINGHECHUNRESUXINGHANFUJUHEWUDEJUPIANERFUYIXIJUHECHANSHENGDE,JUPIANFUYIXISHIZAIHANFUJUHEWUJIAZUDETEZHONGSULIAOCAILIAO。

PVDFTUCENGJUYOUYOULIANGDEKANGZHANGQIANGDUHESHENZHANGLV,YINERKEWANQUHEGUNDONGCHENGXING,TONGSHIYOUBUSUNHUAITUCENGHEDUIJINSHUJICAIDEBAOHUXING,YINERZAIJINSHUJUANCAITULIAOGONGYESHANGYETEBIEZHONGYAO。PVDFGUANCAIYOUYUQIJUYOUYOUYIDESEZEBAOCHIXINGHEZIQINGJIEXING,WEIXIUCHENGBENJIAODI,SHIYONGJIAOWEIGUANGFAN。PVDFYICHENGWEIJINCIYUPTFEDEDIERDAFUSULIAO,ZHUYAOYINGYONGYUHUAGONGSHEBEI、DIANZIDIANQI、YADIANCAILIAO、LIDIANCHIHEJIANZHUTULIAODENGLINGYU。


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