PP 3155 PP 3155
tpu2363-55deTPU2363-55detpu90akTPU90aktpus74dTPUs74dtpv4445TPV4445pcdf004pPCdf004ptpu2363-55dTPU2363-55dPP3155PP3155TPEE美国杜邦53DPP中石化广州J-641PBT美国杜邦CE7931BK507PA66德国朗盛A31SPA6ˉLT5050ESPCG-3415PPˉ2363LCPA66ˉA30SFN31PP/B310FPPˉK9017EVALDPA6ˉKN1322V0HIPP台塑5050MPPSG131LBT310SE0PPSGF50-01-USTPV201-87PCˉK-20MRAPA66惠州南亚6410G3ABK2PPˉF400PBTWH0270FXEVA/UL15028CCASA/HF-5330SPA6/B3UM4PP7035E4LDPE台聚NA207PP/1630PP乐天化学SJ-150TPEE/1072DPPˉR3440EPDM1070PCPDX-D-01476PFA旭硝子P-65PPP/EE188HPPˉHJ700TPEE/3180N聚四受载时容易出现蠕变现象,是典型的具有冷流性的塑料。PTFE的蠕变随压缩应力、温度和结晶度的不同而异,温度越高则蠕变越大。PTFE的结晶度在55%一80%之间,蠕变量不超过2%;当结晶度在55%以下和80%以上时,蠕变量迅速增大。Thecreepphenomenonoccurswhenpolyfourisloaded.Itisatypicalplasticwithcoldflow.ThecreepofPTFEvarieswiththecompressionstress,temperatureandcrystallinity.Thehigherthetemperature,thegreaterthecreep.ThecrystallinityofPTFEisbetween55%and80%,andthecreeprateisnotmorethan2%.Whenthecrystallinityisbelow55%and80%,thecreeprateincreasesrapidly.聚四力学性能方面优异的特性是因数小,在0.01一0.10之间,在现有塑料材料,乃至所有工程材料中小。tpua1185anTheexcellentmechanicalpropertyofpolyfouristhatthefrictioncoefficientis***all,between0.01and0.10,the***allestinexistingplasticmaterials,andeveninallengineeringmaterials.TPUa1185anpchpb3144PChpb3144pcod2015PCod2015tpus185aTPUs185apck-30f5PCk-30f5pcpz715PCpz715PTFE的因数随速率的增大而增大,当线速度达到0.5一1.0m/s以上时趋于;而且静因数小于动因数,将这种特性用于轴承制造,可减小其起动阻力,使之从起动到运转都十分平稳。PTFE的因数随随载荷而减小,当载荷达到0.8MPa以上时趋于恒定。在高速、高载荷下,PTFE的因数低于0.01。从超低温到PTFE熔点,ThefrictionfactorofPTFEincreaseswiththeincreaseoftheslidingrate,andtendstobestablewhenthelinespeedreaches0.5ormore1.0m/s,andthestaticfrictionfactorislessthanthedynamicfrictionfactor.Thischaracteristicisusedinthebearingmanufacturing,andthestartingresistancecanbereduced,soitisverystablefromstartingtooperation.ThefrictioncoefficientofPTFEdecreaseswithincreasingload,andtendstobec***tantwhentheloadreaches0.8MPa.Underhighspeedandhighload,thefrictioncoefficientofPTFEislessthan0.01.FromultralowtemperaturetoPTFEmeltingpoint,其因数几乎不变,只有在表面温度高于熔点时,因数为才急剧增大。Thefrictioncoefficientisalmostunchanged.Onlywhenthesurfacetemperatureishigherthanthemeltingpoint,thefrictioncoefficientwillincreasesharply.由于分子间引力小,PTFE的硬度低,易被其他材料磨损。但是,只要对磨材料表面粗糙度,可在相当程度上PTEF的磨损量。Becauseofthe***allintermolecularattraction,PTFEhaslowhardnessandiseasilywornbyothermaterials.However,aslongasthesurfaceroughnessofthegrindingmaterialissuitable,thewearvolumeofPTEFcanbereducedtoacertainextent.tpuzhf95at3TPUzhf95at3tpv9203-54TPV9203-54pckv-2300PCkv-2300tpv8281-35medTPV8281-35medtpu125hTPU125htpu168dTPU168dpcgn1002fhPCgn1002fhtpu80ahtdpTPU80ahtdptpu58212TPU58212PCGN-3110PLCPˉ3400-M-340PA6/F47NLPPJ-370AABSLG惠州HP-100HIPS高福HT-50PP/PPH313V4PPWB135HMSPC/ABSHAC5020GTPEˉP90BDˉPA12/1002D/PA66/RF203HPA66PA840G7PA6B40FAMEVAPN2021PC/8230-10EMA/1209PA66美国杜邦153HSLPBT/5010GT15/PP/BH348MOPPRP400DPA46荷兰DTS256F6PA66ˉ70G30HSLRPOE美国陶氏3401TPVˉ2550DPA6/6672G13LPCFX***41APA6V50H2.0PPSFZ-2140PP中石化茂名9020MPPR7700POMGF105PA66RW008XXZPA66-01TPE美国吉力士OM3060PP荷兰利安德巴塞尔RP242GLCP1130千泰塑胶PCTG:具有的粘性、度、颜色、耐化学药剂、和抗应力白化能力。可很快热成型或挤出吹塑成型。粘度比bingxi酸(亚克力)好。PCTG是一种非晶型共聚酯,其制品高度,抗冲击性能优异,特别适宜成型厚壁制品,其加工成型性能,能够按照设计者的意图进行任意形状的设计,可以采用的挤出、注塑、吹塑及吸塑等成型,可以广泛应用于板片材、高性能收缩膜、瓶用及异型材、化妆品包装等市场,同时其二次加工性能优良,可以进行常规的机加工修饰。QianTaiplasticPCTG:hasgoodviscosity,transparency,color,chemicalresistanceandantistresswhiteningability.Itcanbequicklythermoformingorextrusionblowmolding.TheviscosityisbetterthanBingxiacid(acrylic).PCTGisakindofamorphouspolyester.Itsproductishighlytransparentandhasexcellentimpactresistance.Itisespeciallysuitableforformingthickwalltransparentproducts.Ithasexcellentprocessingandmoldingproperties.Itcandesignarbitraryshapeaccordingtothedesigner'sintention.Itcanbewidelyusedinthetraditionalextrusion,injectionmolding,blowmoldingandplasticmolding.Itisusedinthemarketofsheetsheet,highperformanceshrinkagefilm,bottleuse,special-shapedmaterial,co***eticpackingandsoon.Atthesametime,itssecondaryprocessingperformanceisexcellent,anditcanbemodifiedbyconventionalmachining.PET树脂是由二元醇(乙二醇,EG)与二元酸(对二,PTA)缩聚而成线型均聚聚酯,而共聚聚酯是用醇或酸改性的聚酯,有PETG、PCTG和PCTA以及可降解的共聚聚酯。PETresinisalinearhomopolymerbycondensationofdiol(ethyleneglycol,EG)anddiacid(totwo,PTA),andcopolymerizedpolyesterismodifiedwithalcoholoracid,withPETG,PCTGandPCTA,andbiodegradablecopolymerizedpolyester.PCTG是一种非结晶性共聚酯。在其生产中,由于一定数量的乙二醇被1,4-cyclohexanedimethanol(CHDM)所取代,可预防结晶化,进而加工制造和度。其制品高度,抗冲击性能优异,特别适宜成型厚壁制品,其加工成型性能,能够按照设计者的意图进行任意形状的设计,可能采用的挤出、注塑、吹塑及吸塑等成型,可以广泛用于板材、片材、高性能收缩膜、瓶用及异型材等市场,同时其二次加工性能优良,可以进行常规机加工修饰。pc4530-6PCTGisakindofnoncrystallinecopolyester.Intheprocessofproduction,acertainamountofethyleneglycolisreplacedby1,4-cyclohexanedimethanol(CHDM),whichcanpreventcrystallization,andthenimprovemanufacturingandtransparency.Itsproductishighlytransparentandhasexcellentimpactresistance.Itisespeciallysuitableforformingthickwalltransparentproducts.Ithasexcellentprocessingandmoldingperformance.Itcandesignarbitraryshapeaccordingtothedesigner'sintention.Itmayusetraditionalextrusion,injectionmolding,blowmoldingandplasticmolding.Itcanbewidelyusedinsheet,sheet,andhighperformance.Themarketforshrinkfilm,bottleandprofile,anditssecondaryprocessingperformanceareexcellent,whichcanbemodifiedbyconventionalmachining.PC4530-6tpudp9852duTPUdp9852dupc1303-15PC1303-15pc115PC115pcvb3025g10PCvb3025g10pcml3026PCml3026pcslx1432tPCslx1432tpca2200PCa2200pc4330ecoPC4330ecotpute85aaTPUte85aaTEP:F-46具有的加工工艺性能。可采用通常的挤出法电线电缆的绝缘层。为了正确设计挤出机和模具,控制和F-46树脂的加工条件,首先应了解F-46的流变性能。F-46在390℃温度下剪切应力与剪切速率的关系。其粘度μA随剪切速率加而下降。F-46的临界剪切速率,如果剪切速率超过此数值,就会引起塑料流动的下均匀,结果使制品表面粗糙,无光泽和起层。F-46的临界剪切速率值与聚,尼龙相比相差悬殊,因而熔融***问题尤为严重。pc8210-31TEP:F-40hasgoodprocessingperformance.Theinsulationlayerofwireandcablecanbecoveredbyusualextrusionmethod.Inordertocorrectlydesignextrudersandmoulds,controlandtheprocessingconditi***ofF-40resins,weshouldfirstunderstandtherheologicalpropertiesofF-40.Therelati***hipbetweenshearstressandshearrateattemperatureof390?TheviscosityofAdecreaseswiththeshearrate.ThecriticalshearrateofF-46,iftheshearrateexceedsthisvalue,willleadtotheuniformflowoftheplastic,whichresultsinroughsurface,lusterandlayer.ThecriticalshearrateofF4isquitedifferentfromthatofpoly(nylon),sotheproblemofmeltfractureisparticularlyserious.PC8210-31pc8430-31PC8430-31pcdc0041pqPCdc0041pqpclux9130cPClux9130ctput865aTPUt865atpeekp3340TPEEkp3340pcecf2015rPCecf2015rF-46树脂在加工中有两个特征,即具有熔融***的倾向和熔融状态时有特高的可拉伸性。为了在电线电缆生产中尽量或熔融***和生产率,通常采取以下措施:diyi,采用挤管式模具,扩大模子的开口,以减慢聚合物在模口的流速,使之在低于临界剪切速率的适中挤出速度下挤出树脂,并生产率;第二,在不致使树脂分解的前提下,尽可能熔融树脂的温度,以树脂粘度,从而其临界剪切速率TherearetwocharacteristicsintheprocessingofF-46resin,thatis,thetendencytomeltandbreakandthehightensilepropertywhenmelting.Inordertoeliminateorimprovemeltfractureandincreaseproductivityasfaraspossibleinwireandcableproduction,thefollowingmeasuresareusuallytakenasfollows:Diyi,usingaextrudedtoexpandtheopeningofthemoldtoreducetheflowvelocityofthepolymeratthemouthsothattheresinisextrudedatamoderateextrusionspeedbelowthecriticalshearrate,andtheproductivityisincreased.Second,withoutcausingthedecompositionofresin,thetemperatureofmeltedresincanberaisedasfaraspossible,soastoreducetheviscosityofresinandincreaseitscriticalshearrate.[===contentdivision==]PP3155PP3155TPEˉ1040DN|1002PA11/MB3750PP2564PCXTA6PA12/A5359PCˉCF-1030PA66东丽CM3016G-25ABKPA12/3024LUPPFS6612POM/802/PA61325M7POMHI-525PCGSH2020DTTPETE-5104KLCPL204G40PA6/PFI12RPPE/RTP178P/EP318REVA750(ELVAX)PA6XE5026MS电气化学MM-70PP140(粉)PMMA4474PA11/1452MACTPUAH-650PPS4184L4PCIN2600PCL-1250PA66/R1000SUPA66上海古比雪夫氮G30NC201PBT基础创新塑料(南沙)508-BK1066PCˉFXE141RPBT长春5630-276VPC/PBTKU2-7914PPHF700SAPP/J-160PCS3600R通用随机图片】)