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.
FOR INDUSTRIAL/PROFESSIONAL USE ONLY.
Technical Specifications
Mix Ratio by Weight:1A:10B
Shore Hardness:A30
Pour Time:45 min.
Demold Time:16 hr.
Cured Color:White
Mixed Viscosity:15,000 cP
Specific Volume:25 in³/lb
Specific Gravity:1.1
Elongation:531 %
Tensile Strength:542 psi
Die B Tear Strength:90 pli
Die T Tear Strength:39 pli
Cure Inhibition: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.
Technical Bulletin
Safety Data Sheet - Part A
Safety Data Sheet - Part B
Kit Components
| PlatSil® 73-29 |
Components |
| 1-lb kit includes: |
0.1 lb of PlatSil® 73-29 Part A (~2 oz)
0.9 lb of PlatSil® 73-29 Part B (~1 pint) |
| 9-lb kit includes: |
0.9 lb of PlatSil® 73-29 Part A (~1 pint)
8.1 lb of PlatSil® 73-29 Part B (~1 gallon) |
| 44-lb kit includes: |
4 lb of PlatSil® 73-29 Part A (~2 quarts)
40 lb of PlatSil® 73-29 Part B (~5 gallons) |
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