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Hexion Keripol® RZ 1141 Polyester Molding Compound, High Surface Quality

Category Polymer , Thermoset , Filled/Reinforced Thermoset , Polyester, TS , Thermoset Polyester Glass Filled BMC
Manufacturer Hexion
Trade Name Keripol®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Hexion Keripol® RZ 1141 Polyester Molding Compound, High Surface Quality.pdf
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Material Notes:
Polyester molding compound, organically/inorganically filled, glass fiber reinforced, styrene free, very slight post shrinkage, processing shrinkage as for phenolic molding compounds, high surface quality.Application areas: Oven strips.This product was origianlly produced by Bak AG, now a part of Hexion.
Physical Properties Metric English Comments
Density 1.88 g/cc
0.0679 lb/in³
ISO 1183
Apparent Bulk Density 0.810 g/cc
0.0293 lb/in³
ISO 60
Linear Mold Shrinkage, Flow 0.0055 cm/cm
0.0055 in/in
Compression molding; ISO 2577
Mechanical Properties Metric English Comments
Flexural Strength 95.0 MPa
13800 psi
2 mm/min; ISO 178
Flexural Modulus 9.50 GPa
1380 ksi
ISO 178
Charpy Impact Unnotched 0.750 J/cm²

@Temperature 23.0 °C
3.57 ft-lb/in²

@Temperature 73.4 °F
ISO 179-1/2 eU
Charpy Impact, Notched 0.160 J/cm²

@Temperature 23.0 °C
0.761 ft-lb/in²

@Temperature 73.4 °F
ISO 179-1/2 eA
Thermal Properties Metric English Comments
Deflection Temperature at 8.0 MPa 95.0 °C
203 °F
ISO 75-2
Shrinkage 0.200 %

@Temperature 110 °C
0.200 %

@Temperature 230 °F
Compression molding; ISO 2577
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+13 ohm-cm
1.00e+13 ohm-cm
IEC 60093
Surface Resistance 1.00e+12 ohm
1.00e+12 ohm
IEC 60093
Dielectric Constant 6.0

@Frequency 100 Hz
6.0

@Frequency 100 Hz
IEC 60250
Dielectric Strength 25.0 kV/mm

@Thickness 1.00 mm
635 kV/in

@Thickness 0.0394 in
IEC 60243-P1
Dissipation Factor 0.017

@Frequency 100 Hz
0.017

@Frequency 100 Hz
IEC 60250
Comparative Tracking Index 600 V
600 V
Test liquid A; IEC 60112
Descriptive Properties Value Comments
Moisture Absorption 80 mg
ISO 62, 24 hours at 23°C
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