SQUARE® LIM1939-40AF4/BF4

About
Liquid silicone rubber mateials for O-ring gasket Product Description LIM1939-XXA/B and LIM1919-XXA/B are 2-part liquid silicone rubber catalyzed by platinum with long usable life and excellent performance, suitable for injection molding processes. Key Features Outstanding oil or water – proof performance. Outstanding weather resistance. High tear strength. Outstanding resistance to aging. Low yellowing. The safe operating period is 5 days under airproof condition and 20°C after mixing component A and B, the safe operating period will decrease with the increasing of the temperature. Applications O-ring gasket for industrial sealed parts&&

Product Description
SupplierSQUARE
Generic硅橡胶,LSR
Material StatusCommercial: Active
FeaturesWeather resistance is good,Moisture resistance,Good tear strength,Grease resistance
AvailabilitysAfrica & Middle East ,North America,Latin America,Asia Pacific,Europe
Process MethodsLiquid injection molding

Technical Data
PHYSICALNominal valueUnitTest method
Shrinkage rate
MD2.3%JIS K6301

MECHANICALNominal valueUnitTest method
Shore hardness
Shaw’s A41 ASTM D2240

elastic bodyNominal valueUnitTest method
Tensile permanent deformation3%ASTM D412
tensile strength10.0MPaASTM D412
Tensile strain
fracture790%ASTM D412
tear strength27.6kN/mASTM D624

THERMALNominal valueUnitTest method
Thermosetting components 
Component A按重量计算的混合比: 1.0 
Component B按重量计算的混合比: 1.0 
storage stability
20 ℃7200min
Storage period52wk

Uncured PropertiesNominal valueUnitTest method
viscosity DIN 53019
1100Pa·sDIN 53019
1200Pa·sDIN 53019

Cured PropertiesNominal valueUnitTest method
Resilience60%

Notes
1. Typical properties: these are not to be construed as specifications.
2. Die C
3. Die B
4. Part B
5. Part A
【 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.