Sika EC-433 High-Temperature Epoxy Casting System NEW!


Popular Specifications

90-91D Shore Hardness
<1"-3" Cast Thickness
120-270 min. Gel Time

Sika EC-433 is an aluminum-filled, high-temperature epoxy casting system well-suited to a variety of applications. In addition to exhibiting easy mixing and high dimensional stability, this material offers three separate hardener options, allowing for variable gel times for different tooling requirements. Capable of withstanding continuous temperatures up to 300°F and intermittent temperatures up to 350°F, EC-433 is suited to applications ranging from prototype injection molds to vacuum forming molds.

SKU Description   UM Thick Width Length Height Board ft. Net Wt. Diameter Grade Grit Plys Radius SPB Ship Note Min. Qty Pcs/Box Pcs/Bundle Winding Ft/Box Handle Len Head Diam Head Len Mfg. # Qty

Click Here to View Our Closeout Page

Important Information

  • Shipping: Freeman charges standard published UPS/FedEx shipping rates (unless freight is specified). All orders under $25 are subject to a $5 small order fee. International orders are subject to a $250 minimum order.

  • Liquid products are sold by weight, not volume.

  • SPB = Sheets per Box

  • HAZ-G = Hazardous material, cannot ship air, up to $33 surcharge applied for each package shipped ground within the US.

  • HAZ-A = Hazardous material, cannot ship air, no surcharge for ground shipping.

  • HAZ-T = Toxic material, must be sent by freight carrier.

  • FRT = must be sent by freight carrier due to size, weight, or hazardous classification.


Product Table Legend

  Special Order

Minimum quantities and extended lead times may apply. Cannot be cancelled or returned once processed.

  Limited Stock

Due to limited stock availability, extended lead times may apply.

  Closeout Item

Available at special pricing on our closeout list. Subject to prior sale.

  Web Discounts

Item is discounted for quotes or orders completed on the website only.

  Favorites Button

When logged in, select your favorite items and view later in "My Account".

  Favorited Items

To view your favorited items, look in "My Account".

+