Rio 40 Mold Rubber Disc Sets

SAFETY DATA SHEETS: View the SDS(s) for the information you need to use this item.


This easy-flow, inexpensive natural rubber disc set is ideal for low-temperature metals; use it for casting non-zinc white metal. Use Teflon® mold spray to ease mold separation.

Each package contains one set of two sections, enough to make one mold. Set is: 9" dia. x 1/2" thick.

  • Brand : Rio Grande
  • Material : Rubber
  • Cure temperature : 310°F (154°C)
  • Cure time : 30 mins. (per 1/2" thickness)
  • Form : Disc
  • Country of origin : United States
  • Size : 9"

Please Note: • PROP 65 WARNING: This item contains a chemical known to the State of California to cause cancer or other reproductive harm.

Catalog page: 2020-2021 Tools and Equipment Catalog p.697