Repro 83 Fast-Cast Urethane

Popular Specifications

60-90 min. Demold
6-7 min. Gel Time
84 Shore D
1.9 Specific Gravity
Repro 83 is our most popular tooling urethane with a great balance of speed and accuracy. This castable polyurethane is used extensively in foundry and thermoforming applications, mold making, and in most general plastic casting applications. Offered in blue, gray, or white.

Please note: Material may crystallize if exposed to freezing temperatures. Please click here for more information, guidelines and corrective action.

Additional Advantages of Repro 83
  • 1:1 mix ratio by weight or volume
  • Very low shrinkage
  • Low viscosity ensures easy pouring characteristics and excellent surface reproduction
  • Cures to durable 84 Shore D Hardness

All sizes sold as kits (Both A & B sides)
6 Quart kits per case
2 Gallon kits per case

Master Cast 724 (053725) is discontinued. The recommended alternative is Repro 83 Gray.

Catalog Number Description   Qty  
053150 Repro 83 White Qt Unit
053156 Repro 83 White Gal Unit
053152 Repro 83 Blue Qt Unit
053158 Repro 83 Blue Gal Unit
053164 Repro 83 Blue 5 Gal Unit
053154 Repro 83 Gray Qt Unit
053160 Repro 83 Gray Gal Unit

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Please Note:
Liquid products are sold by weight, not volume.
SPB = Sheets per Box

Shipping and Handling:
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.

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Ship Note Legend:
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.