Basic silicone materials
Skin simulation silicone rubber
Liquid Silicone Rubber
Liquid Silicone Rubber
Skin simulation silicone rubber
Features
◇ Excellent fluidity;
◇ Extremely low hardness, soft, elastic, good hand feel;
◇ Easy to formulate various colors;
◇ Aging-resistant, maintains elasticity and hardness permanently;
◇ Can be cured at room temperature or rapidly cured by heating;
Typical Applications
◇ Suitable for various simulated human skins;
◇ For making prosthetics and artificial limbs;
◇ For making insole pads;
◇ Other products;
Typical Properties
| Item | Unit | Value | ||||||
| GMX-8108 | GRESIL® | GRESIL® | R623 | R625 | ||||
| Before Curing | Appearance | A | White/translucent | Translucent paste | White/translucent | Translucent paste | Translucent paste | |
| B | White/translucent | Translucent paste | White/translucent | Translucent paste | Translucent paste | |||
| Specific Gravity, 23℃ | A | g/cm³ | 1 | 1 | 1 | 1 | 1 | |
| B | 1 | 1 | 1 | 1 | 1 | |||
| Viscosity, after stirring at 23℃ | A | Pa.s | 10~30 | 20~30 | 5~15 | 80~120 | 20~80 | |
| B | 10~30 | 30~40 | 10~20 | 0.2 | 0.5~2 | |||
| Mixing Ratio | A:B | 1:1 | 1:1 | 1:1 | 10:1 | 10:1 | ||
| Pot Life, 25℃ | h | 2 | 0.5 | 2 | 0.2~1 | 0.2~0.5 | ||
| After Curing | Tensile Strength | MPa | 2 | 4 | 3 | 5.0 | 4.5 | |
| Elongation | % | 500 | 450 | 600 | 400 | 300 | ||
| Shore A Hardness | 4 | 25 | 5~10 | 20~25 | 25~35 | |||
| Penetration | 45~80 | 20~30 | ||||||
Instructions for Use
◇ Weighing: Weigh components A and B according to the ratio. Various color masterbatches can be weighed and added as needed (the amount of color masterbatch should be determined by prior adjustment).
◇ Mixing: Thoroughly mix the two components, preferably using dedicated mixing equipment (such as a small planetary mixer). When mixing by hand, be careful to scrape the bottom and side walls of the mixing container.
◇ Degassing: Degas under vacuum in dedicated mixing equipment. Alternatively, place the mixed compound together with its container in a vacuum degassing device and degas under vacuum. During vacuum degassing, the liquid level of the mixture may rise to 3-4 times the original volume before the bubbles automatically collapse. After the bubbles have collapsed, maintain the vacuum for 4-6 minutes, then release the vacuum.
◇ Molding and Curing: Pour the prepared compound into a molding mold or the area to be filled, or brush the silicone rubber along the inner wall of the mold and let it flow until it gels and cures to make the skin. Natural curing at room temperature; heating can significantly accelerate the curing speed. If the cured rubber needs to bond with other substrates, use the matching primer.
Product inquiry
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