Plastic materials

Plastic Injection Material--Classsification

Plastic Injection Material –Classification(1)

General Plastics

 Polyethylene (PE, HDPE, LDPE, LLDPE,..)

polypropylene (PP)

Ethylene, ethylene vinyl acetate(EVA)

polyvinyl chloride(PVC), polydivinylidene(PVDC)

 polystyrene(PS)

Acrylonitrile, butadiene, styrene copolymer(ABS)、AS , resin

acrylic (PMMA)

polyvinyl alcohol(PVA)

polyethylene terephthalate(PET)

Engineering Plastics

General Engineering Plastics

polyamine (PA)

polyoxymethylene(POM)

polycarbonate(PC)

polyphenylene oxide(MPPO)

polyethylene terephthalate(PBT)

ultra-high molecular weight polyethylene(UHMWPE)    

Advanced Engineering Plastics

(PSF)

(PES)

polythenylene sulfide(PPS)

polyamide-imide(PEI)

polyimide(PI)

liquid crystal polymer(LCP)

fluorine(FR)

carbamoylmaleimide(PABM)

bismaleimide triazine resin(BT-resin)

PEEK

 
 
Plastic Injection Materials- Category Property
Category Property
General Plastics

 

crystallization

vagiform

density (g/cc)

deformation temperature (℃)

finished product shrinkage (%)

PE ● 0.91~0.97 32~95 0.5~2.5
PP ● 0.90~0.91 90~130 1.3~1.9
PS ● 1.04~1.06 65~106 0.3~0.8
PVC   ● 1.10~1.60 55~100 0.1~0.5, 1~5
ABS ● 1.04~1.06 82~122 0.4~0.8
PMMA ● 1.14~1.20 76~116 0.2~0.8
Engineering Plastics
PA ● 0.94~1.14 35~121 0.7~2.5
POM ● 1.30~1.45 70~125 1.6~2.4
PBT ● 1.29~1.50 50~110 1.3~2.4
PC ● ~1.20 120~146 0.5~0.7
PPO ● 1.00~1.10 82~195 0.5~0.7
Advanced Engineering Plastics
PPS ● 1.34~1.40 110~265 1.0~1.4
PI ● 1.16~1.64 278`380
PTFE ● ~
PEEK ● 1.30~1.45 151~300 -2
PAR ● 1.17~1.31 95~175 0.8~1.0
LCP ● 1.35~1.45 198~310 0.1~1.0
PSF ● 1.24~1.30 164~190 0.15~0.9
PES ● 1.24~1.37 174~214 0.5~1.0
PEI ●
PAI ●

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