RX® 640

About
RX® 640 is a fiberglass reinforced, ammonia-free, phenolic resole compound, with good dimensional stability and good strength at elevated temperatures. Meets ASTM D-5948 Type GPI-5.&&

Product Description
SupplierSBHPP
Generic酚醛树脂
Material StatusCommercial: Active
FeaturesGood Rigidity,Good Dimensional Stability,V-0
AvailabilitysNorth America
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.76g/cm³ASTM D792
Apparent density0.80g/cm³ASTM D1895
Shrinkage rate
MD0.20%ASTM D955
Water absorption rate
48hr0.22%ASTM D570
24hr0.060%ASTM D570

IMPACTNominal valueUnitTest method
Impact strength of cantilever beam notch40J/mASTM D256-A

THERMALNominal valueUnitTest method
Hot deformation temperature ASTM D648A
1.8 MPa, unannealed280ASTM D648-A
1.8 MPa, annealed> 282ASTM D648-A
Linear coefficient of thermal expansion
MD1.4E-51/℃ASTM E831
Thermal conductivity coefficient0.55W/m/KASTM C518
Relative temperature index150UL 746
Electrical performance150UL 746
Impact mechanical performance150UL 746

Electrical performanceNominal valueUnitTest method
Dielectric strength ASTM D149
14kV/mmASTM D149
12kV/mmASTM D149
Arc resistance160secASTM D495

FLAME CHARACTERISTICSNominal valueUnitTest method
Flame retardant level UL 94
1.60 mmV-0 UL 94
3.20 mmV-0 UL 94

MECHANICALNominal valueUnitTest method
Rockwell hardness
E-level90 ASTM D785
tensile strength86.0MPaASTM D638
Bending modulus14500MPaASTM D790
bending strength186MPaASTM D790
compressive strength248MPaASTM D695

Notes
1. Typical properties: these are not to be construed as specifications.
2. Dry, 60 Hz
3. Method A (Short-Time)
4. Method B (Step-by-Step)
【 Disclaimer 】
Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials.