DuPont Performance Polymers Crastin® SK612SF BK591 PBT

Category	Polymer , Thermoplastic , Polyester, TP , Polybutylene Terephthalate (PBT) , Polybutylene Terephthalate (PBT), 20% 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® SK612SF BK591 PBT.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Crastin® SK612SF BK591 is a 15% glass fiber reinforced, low viscosity polybutylene terephthalate for injection molding. It has high flow characteristics and is specifically suitable for super fast production. It is laser markable.Information provided by DuPont

Physical Properties	Metric	English	Comments
Density	1.42 g/cc	0.0513 lb/in³	ISO 1183
Filler Content	15 %	15 %
Linear Mold Shrinkage, Flow	0.0050 cm/cm	0.0050 in/in	ISO 294-4
Linear Mold Shrinkage, Transverse	0.012 cm/cm	0.012 in/in	ISO 294-4

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	110 MPa @Temperature 23.0 °C	16000 psi @Temperature 73.4 °F	ISO 527
Elongation at Break	3.3 % @Temperature 23.0 °C	3.3 % @Temperature 73.4 °F	ISO 527
Tensile Modulus	5.90 GPa @Temperature 23.0 °C	856 ksi @Temperature 73.4 °F	ISO 527
Charpy Impact Unnotched	2.70 J/cm² @Temperature 23.0 °C	12.8 ft-lb/in² @Temperature 73.4 °F	ISO 179/1eU

Thermal Properties	Metric	English	Comments
Melting Point	224 °C	435 °F	10°C/min; ISO 11357-1/-3
Deflection Temperature at 1.8 MPa (264 psi)	201 °C	394 °F	ISO 75-1/-2

Processing Properties	Metric	English	Comments
Melt Temperature	240 °C	464 °F	Optimum; Injection Molding
	235 - 260 °C	455 - 500 °F	Injection Molding
Mold Temperature	80.0 °C	176 °F	Optimum; Injection Molding
	30.0 - 130 °C	86.0 - 266 °F	Injection Molding
Drying Temperature	110 - 130 °C	230 - 266 °F	Injection Molding
Dry Time	2.00 - 4.00 hour	2.00 - 4.00 hour	Dehumidified Dryer; Injection Molding
Moisture Content	<= 0.040 %	<= 0.040 %	Injection Molding

Descriptive Properties	Value	Comments
Appearance	Black Color
Drying Recommended	Yes	Injection Molding
Features	Flow, High
	Laser markable
	Molding Cycle, Fast
	Viscosity, Low
Filler	Glass fiber
Generic	PBT
Material Status	Preliminary Data
Part Marking Code	>PBT-GF15<	ISO 11469
Processing Method	Injection Molding
Product Category	Glass Reinforced Resins
Region Available - Americas	Yes
Region Available - Asia/Pacific	Yes
Region Available - Europe	Yes
Resin Identification	PBT-GF15	ISO 1043
RoHS Compliance	Contact Manufacturer

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