Castaldo® Super High-Strength 9.52mm Silicone Mold Rubber Strips, 2.27 kg.

This Castaldo® Super High-Strength silicone mold rubber strip has a medium-hardness with extreme tear and tensile strength. It's a general-purpose rubber, and works well for spirals, cores, plug and cut-outs. No release agent is required with this mold rubber, and shrinkage is just 2.3%.Castaldo®—known throughout the jewelry industry for performance, dependability and value—manufactures mold rubber trusted the world over.Sold in a 5-lb. pack.

• Dimensions: 457.2 x 73.025 x 9.525mm
• Material: Silicone
• Form: Strip
• Shrinkage: 2.3%
• Vulcanization Temperature: 330°F (166°C)
• Cure Time: 15 mins. (per 1/4" thickness)
• Package Quantity: 5 lbs.
• Brand: Castaldo
• Shipping Weight: 6.51 lbs (2.953kg)
• Country Of Origin: United States
• Weight: 2.953 kg