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Vyncolit 4221 XB Novolac Phenolic

Category Polymer , Thermoset , Filled/Reinforced Thermoset , Phenolic , Phenolic, Novolac, Mineral Filled
Manufacturer Vyncolit N.V., Sumitomo Bakelite
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
Mineral and organic filled phenolic molding compound with good mechanical properties.Information provided by Vyncolit, a Sumitomo Bak Group
Physical Properties Metric English Comments
Bulk Density 0.600 - 0.750 g/cc
0.0217 - 0.0271 lb/in³
Powder Density; ISO 60
Density 1.50 g/cc
0.0542 lb/in³
Relative Density; ISO 1183
Linear Mold Shrinkage 0.0060 - 0.0070 cm/cm
0.0060 - 0.0070 in/in
Injection Molding; ISO 2577
Mechanical Properties Metric English Comments
Tensile Strength at Break 50.0 - 60.0 MPa
7250 - 8700 psi
ISO 527
Elongation at Break 0.65 - 0.75 %
0.65 - 0.75 %
Tensile; ISO 527
1.5 - 1.7 %
1.5 - 1.7 %
Flexure; ISO 178
Tensile Modulus 9.00 - 11.0 GPa
1310 - 1600 ksi
ISO 527
Flexural Strength 110 - 130 MPa
16000 - 18900 psi
At Rupture; ISO 178
Flexural Modulus 8.00 - 10.0 GPa
1160 - 1450 ksi
ISO 178
Compressive Strength 220 - 250 MPa
31900 - 36300 psi
ISO 604
Charpy Impact Unnotched 0.800 - 1.00 J/cm²
3.81 - 4.76 ft-lb/in²
ISO 179
Charpy Impact, Notched 0.200 - 0.300 J/cm²
0.952 - 1.43 ft-lb/in²
ISO 179
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 40.0 - 50.0 µm/m-°C

@Temperature 20.0 °C
22.2 - 27.8 µin/in-°F

@Temperature 68.0 °F
TMA
CTE, linear, Transverse to Flow 50.0 - 60.0 µm/m-°C

@Temperature 20.0 °C
27.8 - 33.3 µin/in-°F

@Temperature 68.0 °F
TMA
Deflection Temperature at 1.8 MPa (264 psi) 155 - 175 °C
311 - 347 °F
ISO 75 Af
Deflection Temperature at 8.0 MPa 130 - 150 °C
266 - 302 °F
ISO 75 C
Flammability, UL94 V-1

@Thickness 1.60 mm
V-1

@Thickness 0.0630 in
V-0

@Thickness 4.00 mm
V-0

@Thickness 0.157 in
Shrinkage 0.15 - 0.25 %
0.15 - 0.25 %
Post Shrinkage; ISO 2577
Electrical Properties Metric English Comments
Insulation Resistance 1.00e+9 - 1.00e+10 ohm
1.00e+9 - 1.00e+10 ohm
Dry; IEC 167
Dielectric Strength 25.0 kV/mm
635 kV/in
IEC 243
Comparative Tracking Index 175 V
175 V
IEC 112
Descriptive Properties Value Comments
Color Black
ISO type PF 2 C3
Main Filler Mineral & Organic
Molding Method Compression, transfer, injection
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