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Poly 74-24 - All Kit Sizes

  • $38.00

New Poly 74-24 is a 1:1 mix by weight or volume, Shore A~25, polyurethane liquid mold rubber which can be poured as supplied or thickened for brush-on applications using Poly Fiber II thickener. This easy-to-use rubber can be used to cast wax, plaster, concrete or resins such as when making cold cast bronze sculptural reproductions. Release sealed patterns with 2300 spray release.
Poly 74-24 is a user-friendly, multi-purpose mold rubber and an excellent candidate for almost every general mold making project.

For professional use only. Use in well ventilated area.

Prop 65 WarningWARNING: This product can expose you to chemicals including Toluene diisocyanate (TDI), which is known to the State of California to cause cancer. For more information, go to

Mix Ratio: 1A:1B By Weight
Working Time: 25-30 Minutes
Demold Time: Overnight

Technical Data: Poly 74-24 Datasheet
Poly 74-24 Part A MSDS      Poly 74-24 Part B MSDS

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