Zhermack Silicone Rubber ZA 22 WT20 THIXO SPRAY Shore 21
Zhermack
Zhermack Silicone Rubber ZA 22 WT20 THIXO SPRAY Shore 21
Zhermack silicone rubber ZA 22 WT20 Thixo Spray Shore hardness 21
properties and application
• High chemical resistance to aggressive components of some types of resin
• Height tear strength
• High level of fidelity in very small details
• High dimensional stability over a long period of time
• Remarkable resistance to high temperatures and to aging
• Outstanding non-stick effect
Main areas of application
• Manufacture of molds and models because of the remarkable precision in reproduction, high dimensional stability and high mechanical strength
• Art ceramics because of the high dimensional stability, the remarkable flowability and the good mechanical strengthsilikon-kautschuk24.de
• Manufacture of molds for concrete casting
More product information
Colour: A light blue and B white
Mixture: 1:1 by weight
specific gravity: 1.08
Mixing time at 23 degrees Celsius 1 minute
processing time at 23 degrees Celsius 21 minutes
Curing time at 23 degrees Celsius 240 minutes
hardness Shore A after 24 hours 21 ± 2
Breaking load: 3.9 ±0.2 N/mm
Elongation at break: 650%
Tensile strength : (Die B) 13.0 ±1.0 N/mm
Reproduction Detail: 2 microns
Dimensional change after 24 hours: 0.02%
Addition-vulcanizing 2-component silicone rubber that vulcanizes at room temperature ( RTV ). Because it is remarkably fluid, it is suitable for duplicating models with small undercuts. Compatibility extends to all plasters, waxes, polyurethane and acrylic resins.
Mixing time at 23 degrees Celsius: | 1 min |
Mixing ratio: | 1:1 |
Product type: | silicone |
specific weight: | 1.08 |
Dimension change in % after 24h: | 0.02 |
Processing time at 23 degrees Celsius: | 20 min |
Shore hardness: | A21 |
Colour: | Light Blue |
Curing time at 23 degrees Celsius: | 240 mins |
breaking load: | 3.9N/mm2 |
Elongation at break (in %): | 650 |
tear strength: | 13.0N/mm2 |
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