Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
COC OKP4 OSAKA GAS JAPAN
Polyester
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Plastic Datasheets
Physical properties
Test Condition
Test Method
Unit
COC/OSAKA GAS JAPAN/OKP4
Melt index (flow coefficient)
ASTM D1238/ISO 1133
g/10min
1
Mechanical performance
Test Condition
Test Method
Unit
COC/OSAKA GAS JAPAN/OKP4
tensile strength
ASTM D638/ISO 527
kg/cm²(MPa)[Lb/in²]
7
elongation
ASTM D638/ISO 527
%
7
Bending modulus
ASTM D790/ISO 178
kg/cm²(MPa)[Lb/in²]
2
bending strength
ASTM D790/ISO 178
kg/cm²(MPa)[Lb/in²]
1
IZOD notch impact strength
ASTM D256/ISO 179
kg·cm/cm(J/M)ft·lb/in
3
Thermal performance
Test Condition
Test Method
Unit
COC/OSAKA GAS JAPAN/OKP4
Glass transition temperature
ASTM D785
℃（℉）
1
Hot deformation temperature
ASTM D648/ISO 75
℃（℉）
1
optical performance
Test Condition
Test Method
Unit
COC/OSAKA GAS JAPAN/OKP4
Light transmittance
ASTM D1003/ISO 13468
%
9