Mold Care Checklist
A checklist of important items to consider when prepping molds.
â–¡ Perfect masters and plugs to minimize production rework
â–¡ Make and follow a maintenance schedule for each tool
â–¡ Read and follow use instructions for all products
â–¡ Clean mold surface completely before applying any product to tool
â–¡ Always use a release in conjunction with a sealer
â–¡ Match sealer to mold surface to achieve proper seal
â–¡ Allow time for thorough cure — remember that dry is
not necessarily cured
â–¡ Use same brand and type of masking tape for tape tests for consistency
â–¡ Use lint-free, all-cotton cloth or high-quality paper towel to wipe molds
â–¡ Segregate cloths — use one cloth for sealer, one for release, etc.
â–¡ Apply extra sealer and release to patches
â–¡ Watch for uncrosslinked resin in new tools
â–¡ Keep containers closed, sealed and at ambient temperature
when not in use
â–¡ Avoid use of mallets (even rubber mallets) on molds
â–¡ Thoroughly clean mold surface when reconditioning a mold