Celanese Rynite® 935 NC010 PET-(MD+GF)35

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Celanese Rynite® 935 NC010 PET-(MD+GF)35
Categories:	Polymer; Thermoplastic; Polyester, TP; Polyethylene Terephthalate (PET); Polyethylene Terephthalate (PET), Glass/Mineral Reinforced
Material Notes:	35% Glass Reinforced Polyethylene Terephthalate Former DuPont product acquired by Celanese in 2022.
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Physical Properties	Original Value	Comments

Density	1.58 g/cc	ISO 1183
Melt Density	1.32 g/cc @Temperature 285 °C
Water Absorption	0.83 % @Thickness 2.00 mm	Sim. to ISO 62
Moisture Absorption	0.130 % @Thickness 2.00 mm	Sim. to ISO 62
Linear Mold Shrinkage, Flow	0.0030 cm/cm	ISO 294-4, 2577
Linear Mold Shrinkage, Transverse	0.0070 cm/cm	ISO 294-4, 2577

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	75	ISO 2039-2
Hardness, Rockwell R	115	ISO 2039-2
Tensile Strength at Break	85.0 MPa	ISO 527-1/-2
Elongation at Break	2.0 %	ISO 527-1/-2
Tensile Modulus	10200 MPa	ISO 527-1/-2
Flexural Modulus	9100 MPa	ISO 178
Compressive Strength	140 MPa	ISO 604
Poissons Ratio	0.34
Shear Strength	55.0 MPa	ASTM D 732
Charpy Impact Unnotched	20.0 kJ/m² @Temperature -30.0 °C	ISO 179/1eU
	25.0 kJ/m² @Temperature 23.0 °C	ISO 179/1eU
Charpy Impact, Notched	4.00 kJ/m² @Temperature -30.0 °C	ISO 179/1eA
	6.00 kJ/m² @Temperature 23.0 °C	ISO 179/1eA
Tensile Creep Modulus, 1 hour	9350 MPa	1h; ISO 899-1
Tensile Creep Modulus, 1000 hours	7690 MPa	1000h; ISO 899-1

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+15 ohm-cm	IEC 62631-3-1
Surface Resistance	1.00e+14 ohm	IEC 62631-3-2
Dielectric Constant	4.1 @Frequency 1e+6 Hz	IEC 62631-2-1
	4.5 @Frequency 100 Hz	IEC 62631-2-1
Dielectric Strength	39.0 kV/mm	IEC 60243-1
Dissipation Factor	0.014 @Frequency 1e+6 Hz	IEC 62631-2-1
	0.030 @Frequency 100 Hz	IEC 62631-2-1
Comparative Tracking Index	300 V	IEC 60112

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	16.0 µm/m-°C	ISO 11359-1/-2
	26.0 µm/m-°C @Temperature -40.0 - 23.0 °C	ISO 11359-1/-2
CTE, linear, Transverse to Flow	52.0 µm/m-°C	ISO 11359-1/-2
	53.0 µm/m-°C @Temperature -40.0 - 23.0 °C	ISO 11359-1/-2
Specific Heat Capacity	1.79 J/g-°C @Temperature 285 °C	Melt
Thermal Conductivity	0.260 W/m-K	Solid
	0.320 W/m-K @Temperature 285 °C	Melt
Melting Point	252 °C	10°C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	235 °C	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	200 °C	ISO 75-1/-2
Vicat Softening Point	205 °C	50°C/h, 50N; ISO 306
Flammability, UL94	HB @Thickness 0.750 mm	IEC 60695-11-10
	HB @Thickness 1.50 mm	IEC 60695-11-10
Flame Spread	<= 80.0 mm/min @Thickness 1.00 mm	ISO 3795 (FMVSS 302)
Oxygen Index	21 %	ISO 4589-1/-2
Glow Wire Test	750 °C @Thickness 0.750 mm	No Flame; IEC 60335-1
	750 °C @Thickness 1.00 mm	No Flame; IEC 60335-1
	750 °C @Thickness 1.50 mm	No Flame; IEC 60335-1
	850 °C @Thickness 3.00 mm	No Flame; IEC 60335-1
Glow Wire Ignition Temperature	800 °C @Thickness 0.750 mm	IEC 60695-2-13
	800 °C @Thickness 1.50 mm	IEC 60695-2-13
	850 °C @Thickness 3.00 mm	IEC 60695-2-13

Processing Properties	Original Value	Comments
Melt Temperature	285 °C	Optimum, Injection
	280 - 300 °C	Range, Injection
Mold Temperature	110 °C	Optimum, Injection
	100 - 120 °C	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	Release agent
Back pressure	As low as possible
Drying Recommended	yes	Injection
Eff. thermal diffusivity (m²/s)	1.4E-07
FMVSS Class	B	ISO 3795 (FMVSS 302)
Fogging (mg)	0.1	G-value (condensate); ISO 6452
Max. screw tangential speed (m/s)	0.2	Injection
Part Marking Code	>PET-(MD+GF)35<	ISO 11469
Polymer	PET-(P+GF)35
Processing Hold Pressure Time (s/mm)	4	Injection
Resin Identification	PET-(MD+GF)35	ISO 1043

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