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。易水解PBT.A3131∞PPT710-25PBT/420SE0PA61500SAPA66S223-DLCP宝理S135BK010PPPK4835POM/S9364WS10/1570/PCK-50UVRPOMCF10PA6ˉPTF2BXXXPA6美国霍尼韦尔H35ZIPC广州LGGP2100EVA1811PPOGX1210TPU美国路博润S-398ASC552485PA/MXD61022HPBTˉX7095EVA/40WPOMPC699PPCP53-30PA66美国杜邦FR52G30NHNCEVA/D2044PBT5010R5LDPE中石化茂名828APCE2001RTPEˉ2103-90AENPA6T三井化学EL630NEVAPA-561PP/BF335SAPOM美国杜邦2PC/ABS台化AC3250TPUˉ58863TPV/3939D-01TPEST70APPF2011PCˉPC2200PA66ˉ70G35HSLPOMmaterialcanbeusedforalongtimeintherangeof-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.易水解PBT.A3131∞PBT三菱工程5010LPP9574E6PC/ETUV120PA66/A3WBK00464PC5410G2-ENC2PP6231POMSH510PA6ˉBGZ-30/2PP/M2R0CEXL1414NA8A005TPA66ˉ66GF30GIDPA66/RF208PP/AZ564GPA/MXD61022H(2)PA66PA325G6PA66ˉFE270088EVA/N1017EPDM4021PPˉ7622MZˉABSPA-797PMMA/0F032PP新加坡聚烯烃FL7632PC/ABS/EF-1031POM/300ATB/TPEˉG7431-1001-00PA6/K224-TG9PPS/AR04PP/BE170MOPMMAGRANITEPC/ABS/TN-7000FPC/AL2647PP福聚673P/HP401HPOM可隆GF705PPˉMR30MC2PA46荷兰DKS200PPK7726HPP/HE-362)