Celanese Rynite® GW525CS1 WT709 PET-GF25 FR(16)

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Celanese Rynite® GW525CS1 WT709 PET-GF25 FR(16)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polyethylene Terephthalate (PET); Polyethylene Terephthalate (PET), 30% Glass Reinforced
Material Notes:	25% Glass Reinforced, Flame Retardant, Polyethylene Terephthalate with Improved Glow Wire Performance Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Original Value	Comments

Density	1.67 g/cc	ISO 1183
Viscosity	210000 cP @Shear Rate 1000 1/s, Temperature 280 °C	Melt; ISO 11443
Linear Mold Shrinkage, Flow	0.0030 cm/cm	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.0090 cm/cm	ISO 294-4, 2577

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	150 MPa	ISO 527-1/-2
Elongation at Break	2.0 %	ISO 527-1/-2
Tensile Modulus	11000 MPa	ISO 527-1/-2
Poissons Ratio	0.34
Charpy Impact Unnotched	40.0 kJ/m² @Temperature 23.0 °C	ISO 179/1eU
Charpy Impact, Notched	9.00 kJ/m² @Temperature 23.0 °C	ISO 179/1eA

Electrical Properties	Original Value	Comments
Comparative Tracking Index	200 V	IEC 60112

Thermal Properties	Original Value	Comments
Melting Point	250 °C	10°C/min; ISO 11357-1/-3
Deflection Temperature at 1.8 MPa (264 psi)	230 °C	ISO 75-1/-2
Flammability, UL94	V-2 @Thickness 0.800 mm	IEC 60695-11-10
Flame Spread	<= 80.0 mm/min @Thickness 1.00 mm	ISO 3795 (FMVSS 302)

Processing Properties	Original Value	Comments
Melt Temperature	280 °C	Optimum, Injection
	270 - 290 °C	Range, Injection
Mold Temperature	120 - 140 °C	Injection
	140 °C	Optimum, Injection
Ejection Temperature	170 °C	Injection
Drying Temperature	120 °C	Injection
Dry Time	4.00 - 6.00 hour	Injection, Dehumidified Dryer
Moisture Content	<= 0.020 %	Injection
Hold Pressure	>= 80.0 MPa	Injection

Descriptive Properties
Additives	Flame retardant
	Release agent
Back pressure	As low as possible
Drying Recommended	yes	Injection
FMVSS Class	B	ISO 3795 (FMVSS 302)
Max. screw tangential speed (m/s)	0.2	Injection
Polymer	PET-GF25 FR(16)
Processing Hold Pressure Time (s/mm)	4	Injection
Regional Availability	Asia Pacific
	Europe
	Near East/Africa

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PDSX4849a / 291005

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