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DuPont Performance Polymers Crastin® SK615SF BK591 Polybutylene Terephthalate (PBT)  (Unverified Data**)&l

Category Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), 30% Glass Fiber Filled
Manufacturer DuPont Performance Polymers
Trade Name Crastin®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF DuPont Performance Polymers Crastin® SK615SF BK591 Polybutylene Terephthalate (PBT)  (Unverified Data**)&l.pdf
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Material Notes:
30% Glass Reinforced Low Viscosity Polybutylene Terephthalate Developed for Super Fast Production Crastin SK615SF BK591 is a 30% glass fiber reinforced low viscosity polybutylene terephthalate for injection molding. It has high flow characteristics andInformation provided by DuPont Performance Polymers
Physical Properties Metric English Comments
Density 1.54 g/cc
0.0556 lb/in³
ISO 1183
Linear Mold Shrinkage, Flow 0.0030 cm/cm
0.0030 in/in
ISO 294-4 2577
Linear Mold Shrinkage, Transverse 0.011 cm/cm
0.011 in/in
ISO 294-4 2577
Mechanical Properties Metric English Comments
Tensile Strength at Break 145 MPa
21000 psi
ISO 527-1/-2
Elongation at Break 2.5 %
2.5 %
ISO 527-1/-2
Tensile Modulus 10.0 GPa
1450 ksi
ISO 527-1/-2
Charpy Impact, Notched 0.800 J/cm²
3.81 ft-lb/in²
ISO 179/1eA
Thermal Properties Metric English Comments
Melting Point 222 °C
432 °F
10°C/min; ISO 11357-1/-3
Deflection Temperature at 1.8 MPa (264 psi) 209 °C
408 °F
ISO 75-1/-2
Flame Spread 75 mm/min

@Thickness 1.00 mm
3.0 in/min

@Thickness 0.0394 in
ISO 3795 (FMVSS 302)
Descriptive Properties Value Comments
Part Marking Code >PBT-GF30<
ISO 11469
Processing Injection Moulding
Regional Availability Asia Pacific
Europe
Global
Near East/Africa
North America
South and Central America
Resin Identification PBT-GF30
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