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PRC-DeSoto International
Electrical Potting & Molding Compounds

Products Specifications/Remarks
PR-420 Primer to enhance coupling characteristics of PR-1500 series polyurethane potting compounds to metal surfaces
PR-421 Discontinued product
PR-423 Discontinued product
PR-1500 Potting/Molding Application Guide
PR-1523-M Adhesion promoter to enhance the coupling characteristic of polyurethane
compounds to neoprene surfaces
PR-1535 High Hardness Potting & Molding Compound. -80°F (-62°C) to 300°F (149°C) 
Durometer A 90 
PR-1535 is tested in accordance with PRC DeSoto International and MIL-S-8516 specification test methods
PR-1543 Adhesion promoter to enhance the coupling characteristics of polyurethane
compounds to polyvinyl chloride insulation.
PR-1538 High Hardness Potting & Molding Compound. -70°F (-57°C) to 300°F (149°C)
Durometer A 80
PR-1538 is tested in accordance with PRC DeSoto International and MIL-S-8516 specification test methods
PR-1547 High Hardness Potting and Molding Compound.
-70°F (-57°C) to 300°F (149°C)
Durometer A 80
PR-1547 is tested in accordance with PRC DeSoto International and MIL-M-24041 & MIL-S-8516 specification test methods.
PR-1564 Low Viscosity, Medium Hardness Potting & Molding Compound
-80°F (-62°C) to 275°F (135°C)
Durometer A 65
PR-1564 is tested in accordance with PRC DeSoto International and MIL-S-8516 specification test methods
PR-1570 Medium Hardness Potting & Molding Compound.
-80°F (-62°C) to 300°F (149°C)
Durometer A 75
PR-1570 is tested in accordance with PRC DeSoto International and MIL-S-8516 specification test methods
PR-1574 High Hardness Potting & Molding Compound. -80°F (-62°C) to 300°F (149°C)
Durometer A 90
PR-1574 is tested in accordance with PRC DeSoto International and MIL-M-24041 & MIL-S-8516 specification test methods.
PR-1590 Medium Hardness Potting & Molding Compound. -80°F (-62°C) to 300°F (149°C)
Durometer A 75
PR-1590 tested in accordance with PRC DeSoto International and MIL-S-8516 specification test methods
PR-1592 High Hardness Potting & Molding Compound. -70°F (-57°C) to 300°F (149°C)
Durometer A 85
PR-1592 is tested in accordance with PRC DeSoto International and MIL-M-24041 & MIL-S-8516 specification test methods.
   
PR-1460-Q Fuel Resistant Polysulfide Potting & Molding Compound
-70°F (
-57°C) to 250°F (121°C)
Durometer A 40

Note: All PR-1500 series products are two-part, chemically curing polyurethane compounds.

For more information about these products, contact Bergdahl Associates, Inc.

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Issue Date: 04/05