PA66的收缩率在1%~2%之间，加入玻璃纤维添加剂可以将收缩率到0.2%~1%。收缩率在流程方向和与流程方向相垂直方向上的相异是较大的。PA66对许多溶剂具有抗溶性，但对酸和其它一些氯化剂的抵抗力较弱。TheshrinkageofPA66isbetween1%~2%,andtheadditionofglassfibercanreducetheshrinkageto0.2%~1%.Theshrinkagerateisdifferentfromthatintheverticaldirectionoftheflowdirection.PA66isresistanttomanysolvents,butislessresistanttoacidsandotherchlorinatedagents.PC‖原料：聚碳酸酯PC‖1010NH是一款度PC‖材料，是产品工程师在产品设计时所选用的一款常用材料，常被注塑成各式各样的或者半制件，可应用于汽车车灯等部件。a、原材料受潮————干燥原料PCmaterial:polycarbonatePC1010NHisahighstrengthtransparentPCmaterial.Itisacommonmaterialusedbyproductengineersinthedesignoftransparentproducts.Itisofteninjectedintoallkindsoftransparentortranslucentparts,whichcanbeusedincarlightsandotherparts.Aandrawmaterialsaredampened-dryrawmaterials??b、排气不良————改进模具设计PoorBandpoorexhaustgas--improvingmolddesign??3、树脂变色、黑点Resin3,resindiscoloration,blackspot??a、料筒、喷嘴积料————清理料筒和喷嘴A,cylinderandnozzlematerial-cleaningcylinderandnozzle.??b、成型温度过高————成型温度B,formingtemperaturetoohigh--reducingmoldingtemperature??4、制品未充满4,notfullofproducts??a、物料塑化不够————料筒温度A,materialisnotplasticized--increasingthebarreltemperature.??b、模具温度过低————模具温度B,moldtemperatureistoolow--improvemoldtemperature??c、喷嘴溢料————模具位置C,nozzleoverflow-adjustthepositionofthe.POM☆原料可在-40℃～100℃温度范围内长期使用。POM☆极易分解，分解温度为280℃，分解时有性和腐蚀性气体发生。故模具钢材宜选用耐腐蚀性的材料制作。力学性能POM☆强度、刚度高，弹性好，减磨耐磨性好。ΨPA6PF002∏PPSG531F2PA66ˉRV006ESVPA6ˉK230-HXG6PPSFZ1140-B2TPUC85APCLUX9612GAS(SAN)旭化成R27PP7031E2PBT荷兰R.E.K20%GFVOBKPA66杜邦FR52G30NHBK337TPV/X-4175N-04LCP/C230GI/PP/SI4351PPOˉV03550PCFL910TPU美国路博润5714PC/ABS/T-711PA66ˉKN333G33CRPA66瑞士EMSAZ3LCPHM302POMFC-02K(Q)胶美国雪佛龙菲利普KR-0MMAVRM-40PBTˉSK6RPOMSW-01PA66RB00APBT北化院303-G15PA6670G15TPC/HN-1064IAPA66ˉS223-CPP/XM2U36PBT3010PCL-1225ZLPC/ABS/T65PG/PP/600GPPˉQF551EˉPP8700REVA/HS102CPOMmaterialcanbeusedforalongtimeintherangeof-40to100C.POMiseasytodecompose,decompositiontemperatureis280degrees,andthereareexcitantandcorrosivegasesindecomposition.Therefore,steelshouldbemadeofcorrosion-resistantmaterial.ThemechanicalpropertiesarePOM,highstrength,highrigidity,goodelasticity,goodabrasionresistance.PBT聚对苯二甲酸***酯，又名聚对苯二甲酸四次酯。英文名；Polybutyleneterephthalate。简称PBTPBTP或PTMT，它是对苯甲酸与1,4-***的缩聚物。可由酯交换法或直接脂化法经缩聚而制得，今后的发展趋势为直接酯化法生产。PBT和PET一起被称为热塑性聚酯。PBTpoly(butyleneterephthalate),alsoknownasterephthalicacid,fourmethylester.Englishname;Polybutyleneterephthalate.ReferredtoasPBTPBTPorPTMT,itisapolycondensationofbenzoicacidand1,4-butanediol.Itcanbepreparedbytransesterificationordirectesterificationbycondensation.Thedevelopmenttrendinthefutureisdirectesterification.PBTandPETarecalledthermoplasticpolyestertogether.ΨPA6PF002∏EVA3170PPS美国泰科纳1140L4SD3002PP1632-01PPC370B60PPHH450FBPPˉP9421-67727PA6ˉB3ZG6TPEE5450TPEEˉ5550(B)ˉPCDF0049EPBT/WX96084PCL-1250ZLCPA115PBTT7331PBT新光DF4806ABSTR-557TPUˉ1080APOM/801DEL/HDPE陶氏DGDK-3364PP/7043L1PPS1135A1PC/ABS镇江奇美PC-550KPOE瑞士陶氏PL-1880GPMMABM-717PCLUX2114PC/HPS2HDPELGME9180PC/PBTKU2-7940PA66PA124PBT/5010GPN33/PPS沙伯基础OC-1004EMPA6/DPBM65XFM30POM/K300LO/PP/PBJ356MOPP中石油大庆Z30SPCGSH2030FTRPFA美国杜邦MP-501TPUˉA95K4640)