Composites / External Mold Releases / Closed Molding

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Solutions for Composites: External Mold Releases

 

Brand Base Product Number Application Technique/Temperature Type of Mold Features Yields
Semi-Permanent Release XTEND® Solvent-based   1080 

818+

Wipe on. NO Wipe off. Apply at ambient mold up to 450°F/232°C. FRP, Metal Good for high production parts with gel coat “A” side release for RTM and bagging For polyester and vinyl ester High gloss
Semi-Permanent Release XTEND® Solvent-based 1140HS
838
Wipe on/Wipe off for very high gloss. Wipe on/Let dry for good gloss. Apply at ambient or up to 150°F/66°C. Mold up to 450°F/232°C. FRP, Metal Easy application. Self-cleaning. Applies easily on warm molds too. Good for high production parts with gel coat “A” side release for RTM and bagging For polyester and vinyl ester; preferred for molding epoxy. High gloss
Semi-Permanent Release XTEND® Solvent-based 859 Spray on at ambient or up to 150°F/66°C. Can also be wiped on. Mold up to 450°F/232°C. FRP, Metal High gloss spray for large gel coated parts High gloss
Semi-Permanent Release XTEND® Solvent-based 19RSS Wipe on or spray on at ambient or up to 180°F/80°C. Mold up to 450°F/232°C FRP, Epoxy, Metal Long lasting, durable Release. Good for non-gelcoated parts and “B” side of molds in RTM and bagging. Can be used for compression molding. Can be used to protect and extend life of flexible bags. Medium cosmetics
Polymeric Release MoldWiz® Solvent-based F-57/NC Apply at ambient temperature. FRPMetal Fluoropolymer capable of providing multiple releases High gloss if wet polished
Polymeric Release MoldWiz® Solvent-based F-57/NA Wipe on/wet polish. FRPMetal Lower slip than most semi-perms Sometimes preferred for epoxy or other gelcoats that fisheye or wet poorly. High gloss if wet polished
Polymeric Release MoldWiz® Water-based WB-2700 Spray or wipe on at ambient or elevated temperature up to 350°F/177°C. Sacrificial release. Can be diluted. All, except porous absorbent materials like wood Good release for epoxy and many other thermoset resins. Not recommended for polyurethane. Good choice for compression molding Low-medium gloss
Polymeric Release MoldWiz® Water-based 985JB Dilute and apply by spraying or wiping. Sacrificial release. 50% concentrate. 100% water-based release for SMC/BMC No interference in painting or bonding Med-high gloss
Polymeric Release MoldWiz® Water-based JB5 5% solution; ready to use. 100% water-based release for SMC/BMC No interference in painting or bonding Med-high gloss