1 目录一、任务书 ........................................................................................................... 2二、摘要 ................................................................................. 4 矚慫润厲钐瘗睞枥庑赖。三、绪论 ................................................................................. 5 聞創沟燴鐺險爱氇谴净。l.1 聚氯乙烯管材的特点 ............................................... 5 残骛楼諍锩瀨濟溆塹籟。1.2 PVC 管材行业的现状和应用前景........................... 5 酽锕极額閉镇桧猪訣锥。1.3 国内外主要工艺路线的比较和选择 ....................... 6 彈贸摄尔霁毙攬砖卤庑。1.4 产品质量指标 ........................................................... 6 謀荞抟箧飆鐸怼类蒋薔。四、 PVC 管材的工艺流程 ..................................................... 8 厦礴恳蹒骈時盡继價骚。五、原材料及配方 ................................................................. 8 茕桢广鳓鯡选块网羈泪。六、物料衡算 ....................................................................... 10 鹅娅尽損鹌惨歷茏鴛賴。1.计算基准的选取 ........................................................ 10 籟丛妈羥为贍偾蛏练淨。2.物料衡算 .................................................................... 10 預頌圣鉉儐歲龈讶骅籴。（1）挤出成型工段 ..................................................... 10渗釤呛俨匀谔鱉调硯錦。（2）造粒工段 .............................................................. 11 铙誅卧泻噦圣骋贶頂廡。（3）粉料中各组分需要量 .......................................... 11 擁締凤袜备訊顎轮烂蔷。七、设备选型及计算 ........................................................... 13 贓熱俣阃歲匱阊邺镓騷。1.定型设备选型与计算 ................................................ 13 坛摶乡囂忏蒌鍥铃氈淚。（1）挤出机及辅机的确定与计算............................. 13蜡變黲癟報伥铉锚鈰赘。（2）挤出造粒机的选取与计算................................. 14買鲷鴯譖昙膚遙闫撷凄。（3）高速混合机的选取与计算................
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