Polytek 75 Series Polyurethane Mold Rubber: Concrete Stamps, Gypsum Casting, Candle Molds
USES:
They make durable, easy releasing molds for casting gypsum, concrete stamping, concrete castings, plaster, candle wax, soap, and wax for bronze casting positives without release agents. Also excellent for casting cement and resins of epoxy, polyester, urethane and acrylic with proper release agents. Poly 75 Series economy mold rubbers have been formulated for good economy with high performance
FEATURES AND BENEFITS:
- Pourable or Brushable
- Very Hard to Very Soft Grades
- Lowest Cost of Any Mold Rubber
- Easy, 1:1 Mix Grades
- Excellent Cured Shelf Life
- Low Shrinkage Grades
- No Plaster Build-up
- Candle and soap mold compounds
- Concrete stamping and casting
These popular products consist of liquid Part A and Part B, which after mixing, cure overnight at room temperature to flexible, high strength RTV mold rubbers.
View the physical properties of Poly 75 Series Polyurethane Mold Rubber.






