RTP Company RTP 1025 HF Polybutylene Terephthalate (PBT) Glass Fiber/Glass Bead Blend

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RTP Company RTP 1025 HF Polybutylene Terephthalate (PBT) Glass Fiber/Glass Bead Blend - High Flow (discontinued **)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass Bead Filled
Material Notes:	Glass Fiber/Glass Bead Blend - High Flow Comments: Glass Fiber Glass Bead High Flow Unless otherwise specified, all data listed is for natural or black colored materials. Pigments can affect properties. Information provided by RTP Company. Data for this product has not been recently verified, please contact RTP Company for more information before specifying this grade.
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Physical Properties	Original Value	Comments

Specific Gravity	1.62 g/cc	ASTM D792
Water Absorption	0.070 %	24 hours at 23°C; ASTM D570
Linear Mold Shrinkage	0.0040 cm/cm @Thickness 3.17 mm	ASTM D955
	0.0060 cm/cm @Thickness 6.35 mm	ASTM D955

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	118	ASTM D785
Tensile Strength, Ultimate	16000 psi	ASTM D638
Elongation at Break	2.5 %	ASTM D638
Modulus of Elasticity	1200 ksi	ASTM D638
Flexural Yield Strength	25000 psi	ASTM D790
Flexural Modulus	1000 ksi	ASTM D790
Izod Impact, Notched	1.20 ft-lb/in @Thickness 3.17 mm	ASTM D256
Izod Impact, Unnotched	12.0 ft-lb/in @Thickness 3.17 mm	ASTM D256

Electrical Properties	Original Value	Comments
Electrical Resistivity	1.00e+16 ohm-cm	ASTM D257

Thermal Properties	Original Value	Comments
Deflection Temperature at 0.46 MPa (66 psi)	415 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	405 °F	ASTM D648
Flammability, UL94	HB @Thickness 1.59 mm	Per testing by RTP Company; ASTM D635

Processing Properties	Original Value	Comments
Processing Temperature	450 - 495 °F
Mold Temperature	175 - 225 °F
Injection Pressure	10000 - 15000 psi

Descriptive Properties
Color	Natural/Black

**
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PR4578 / 63902

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