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PlatSil® 73-29 Silicone Rubber is a two-part, platinum-catalyzed, liquid silicone system that cures (RTV) to a white, Shore A30 rubber. This is a pourable rubber, but it can be easily thickened with PlatThix Liquid Thickener or Fumed Silica for brush-on application.
Mix Ratio Shore Hardness Pour Time Cured Color Mixed Viscosity Specific Volume Demold Time
1A:10B A30 45 min. White 15,000 cP 25 in³/lb 16 hr.
This 44-lb kit includes:
4 lb of PlatSil® 73-29 Part A (~2 quarts)
40 lb of PlatSil® 73-29 Part B (~5 gallons)