Silmar S-41. Low exotherm, mass casting, water clear orthophthalic resin. Used for coating table tops, solid castings and encapsulating embedded objects. Cures with a surface tack. Catalyst sold separately.

S-41 is a perfect resin for clear casting applications. It's pre-promoted for ambient temperature cure. In addition, it has low viscosity, medium gel time, low exotherm, low shrinkage, water-white color, and exceptional clarity.

*$30 Hazardous Material fees apply on 5 gallon pails, the fee is already included in the price.

**This item can only ship UPS Ground or on a pallet with a freight carrier.  No expedited shipping available.