Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT B3235 COVESTRO GERMANY
Pocan®
Electrical field、Electronic field、Automotive sector、Fiber grade
Glass fiber reinforced
UL
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Plastic Datasheets
Physical properties
Test Condition
Test Method
Unit
PBT/COVESTRO GERMANY/B3235
Molding shrinkage rate
ASTM D955
%
0
Melt index (flow coefficient)
ASTM D1238/ISO 1133
g/10min
1
Water absorption rate 23 ℃/24h
ASTM D570/ISO 62
%
0
Mechanical performance
Test Condition
Test Method
Unit
PBT/COVESTRO GERMANY/B3235
Tensile modulus
ASTM D638/ISO 527
kg/cm²(MPa)[Lb/in²]
1
tensile strength
ASTM D638/ISO 527
kg/cm²(MPa)[Lb/in²]
1
bending strength
ASTM D790/ISO 178
kg/cm²(MPa)[Lb/in²]
2
Charpy impact strength
ASTM D256/ISO 179
kg·cm/cm(J/M)ft·lb/in
1
IZOD notch impact strength
ASTM D256/ISO 179
kg·cm/cm(J/M)ft·lb/in
6
IZOD notch impact strength
ASTM D256/ISO 179
kg·cm/cm(J/M)ft·lb/in
6
Tensile elongation at break (elongation at break)
ASTM D638/ISO 527
%
2
Thermal performance
Test Condition
Test Method
Unit
PBT/COVESTRO GERMANY/B3235
Hot deformation temperature
ASTM D648/ISO 75
℃（℉）
2
Hot deformation temperature
ASTM D648/ISO 75
℃（℉）
2
vicat softening point
ASTM D1525/ISO R306
℃（℉）
2
Linear expansion coefficient
ASTM D696/ISO 11359
mm/mm.℃
0