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COC OKP4HT OSAKA GAS JAPAN
Polyester
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Plastic Datasheets

Mechanical propertiesTest ConditionTest MethodOSAKA GAS JAPAN/OKP4HT
Impact strength of cantilever beam gapASTM D256/ISO 17945 kg·cm/cm(J/M)ft·lb/in
bending strengthASTM D790/ISO 178115 kg/cm²(MPa)[Lb/in²]
Flexural modulusASTM D790/ISO 17865 kg/cm²(MPa)[Lb/in²]
elongation at breakASTM D638/ISO 5272500 kg/cm²(MPa)[Lb/in²]
elongationASTM D638/ISO 5272500 %
Tensile modulusASTM D638/ISO 52710 kg/cm²(MPa)[Lb/in²]
Charpy Notched Impact StrengthASTM D256/ISO 17943 kg·cm/cm(J/M)ft·lb/in
tensile strength ASTM D638/ISO 52765 kg/cm²(MPa)[Lb/in²]
optical performance Test ConditionTest MethodOSAKA GAS JAPAN/OKP4HT
Fuzzy coefficient (Haze)ISO 1478283% %
refractive indexASTM D542/ISO 4891.632
gloss90%
transmittanceASTM D1003/ISO 1346890 %
otherTest ConditionTest MethodOSAKA GAS JAPAN/OKP4HT
characteristic耐热.折射率优良
notes800万像素镜头
Color透明
purpose800万像素镜头.光学镜片
Physical propertiesTest ConditionTest MethodOSAKA GAS JAPAN/OKP4HT
Shrinkage rateASTM D9550.7 %
densityASTM D792/ISO 11831.26
melt mass-flow rateASTM D1238/ISO 113310 g/10min
Water absorption rateASTM D570/ISO 620.2 %
processabilityTest ConditionTest MethodOSAKA GAS JAPAN/OKP4HT
Temperature100-120 ℃（℉）
process temperature230 ℃（℉）
Dry conditions80°-90°五小时以上
Melt Temperature280 ℃（℉）
screw speed20mm/s rpm
Thermal performanceTest ConditionTest MethodOSAKA GAS JAPAN/OKP4HT
Combustibility (rate)UL 94HB
Heat distortion temperatureHDTASTM D648/ISO 75128 ℃（℉）
Glass Transition TemperatureASTM D785142 ℃（℉）

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