Polytek PlatSil 73-45 Platinum Silicone Rubber

Mix Ratio: 1A:1B Shore Hardness: A45 Pour Time: 4 min. Demold Time: 16 hr. Cured Color: Green PlatSil 73-45 Silicone Rubber is a two-part, platinum-catalyzed, liquid silicone system that cures (RTV) to a green, Shore A45 rubber. This is a pourable rubber, but it can be easily thickened with PlatThix Liquid Thickener or Fumed Silica for brush-on application. Notes: Contamination from sulfur (e.g., sulfur-based clay), amines, tin compounds, cured polyester resin, some paints and some silicone rubbers may inhibit surface cure of platinum-cured rubbers. Shake or Stir Part A before use. This is a 1A:1B mix ratio product that must be measured by weight.