Vyncolit X7255 Glass Fiber Reinforced Novolac Phenolic

Category	Polymer , Thermoset , Filled/Reinforced Thermoset , Phenolic , Phenolic, Novolac, Glass Filled
Manufacturer	Vyncolit N.V., Sumitomo Bakelite
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Vyncolit X7255 Glass Fiber Reinforced Novolac Phenolic.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Novolac resin based, glass fiber and glass beads reinforced. Very easy to transform in complex shapes. Excellent mechanical and thermal properties. Higher isotropic properties and good dimensional stability. Specially used in Powertrain SystemsInformation provided by Sumitomo Bak North America, Inc.

Physical Properties	Metric	English	Comments
Bulk Density	0.670 g/cc	0.0242 lb/in³	ISO 60
Density	1.68 g/cc	0.0607 lb/in³	ISO 1183
Water Absorption	0.050 %	0.050 %	ISO 62
Linear Mold Shrinkage	0.0036 cm/cm	0.0036 in/in	ISO 2577

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	90.0 MPa	13100 psi	ISO 527-1
Elongation at Break	0.85 %	0.85 %	ISO 527-1
Tensile Modulus	14.0 GPa	2030 ksi	ISO 527-1
Flexural Strength	185 MPa	26800 psi	ISO 178
Flexural Modulus	13.0 GPa	1890 ksi	ISO 178
Compressive Strength	270 MPa	39200 psi	ISO 604
Charpy Impact Unnotched	1.10 J/cm²	5.23 ft-lb/in²	ISO 179-1
Charpy Impact, Notched	0.350 J/cm²	1.67 ft-lb/in²	ISO 179-1

Thermal Properties	Metric	English	Comments
CTE, linear, Parallel to Flow	22.0 µm/m-°C	12.2 µin/in-°F	TMA
CTE, linear, Transverse to Flow	44.0 µm/m-°C	24.4 µin/in-°F	TMA
Deflection Temperature at 1.8 MPa (264 psi)	>= 188 °C	>= 370 °F	ISO 75 Af
Flammability, UL94	V-1 @Thickness 1.50 mm	V-1 @Thickness 0.0591 in
	V-0 @Thickness 3.00 mm	V-0 @Thickness 0.118 in
Shrinkage	0.050 %	0.050 %	Post Shrinkage; ISO 2577

Electrical Properties	Metric	English	Comments
Volume Resistivity	3.17e+13 ohm-cm	3.17e+13 ohm-cm	IEC 60093
Surface Resistance	2.41e+13 ohm	2.41e+13 ohm	IEC 60093
Dielectric Strength	36.0 kV/mm	914 kV/in	IEC 60243-1
Comparative Tracking Index	175 V	175 V	IEC 60250

Descriptive Properties	Value	Comments
Colors	Black, Green
Molding Method	Compression
	Injection
	Transfer

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