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Description of Condensation Silicone for Shoe Mold Making
Condensation Silicone for Shoe Mold Making is a kind of two-component material, and the silicone rubber is consisted of Part A silicone base and Part B CA30 curing agent, and the silicone base and curing agent can cure at room temperature by a condensation reaction. These materials can be cast into the cured silicone mold: shoe mold making, sand casting etc.
Specifications of Condensation Silicone for Shoe Mold Making
1. Good flow ability and long working time
2. Medium hardness
3. Easy de-mould from shoe mold
4. Low linear shrinkage
Applications of Condensation Silicone for Shoe Mold Making
RTV 3010/3015 silicone rubber is suited for shoe mold, simple products, sand casting mold making, and shoe mold by pouring way.
Datasheet of Condensation Silicone for Shoe Mold Making
P Item NO. | Characteristics before curing | Curing | ||||||
Part A | Part B | Part A+ Part B | Pot life at 250C mins | De-molding Time at 250C | ||||
Appearance
| Ratio | Viscosity cps | ||||||
RTV3010 | Liquid white | Liquid clear | 100:2 | 10000-11000 | 5-10 | 4-6 H | ||
RTV3015 | Liquid white | Liquid clear | 100:2 | 12000-13000 | 5-10 | 4-6 H | ||
| Characteristics after curing 24 hours | |||||||
Hardness Shore A | Tear strength (N/mm) | Tensile Strength(Mpa) | Elongation break (%) | Linear Shrinkage | ||||
RTV3010 | 10-13 | 18 | 2.8 | 550 | ≤0.3% | |||
RTV3015 | 15-18 | 20 | 2.6 | 600 | ≤0.3% |
Instructions for Making Shoe Silicone Molds
1. Make sure the surface of the original is clean and free of loose material.
2. Weight 100 Part A base and 2 parts of CA30 Curing Agent in a clean container.
3. Stir Part A base silicone before use thoroughly , as filler separation may occur upon prolonged storage.
4. Mix Part A and Part B evenly until the CA30 completely dispersed in the base.
5. Pour the mixed Part A base silicone and CA-30 curing agent as soon as possible onto the original
6. De-mold after 24 hours ,it is will improve the replicate times of silicone mold.
Note:It is strongly recommended that entrapped air be removed in a vacuum chamber, allowing the mix to completely expand and then collapse. After a further 1-2 mins under vacuum, the mix should be inspected and can be used if free of air bubbles. A volume increase of 3-5 times will occur on vacuum de-airing the mixture. So a suitably large container should be chosen.
Storage of Condensation Silicone for Shoe Mold Making
When the Liquid Silicone Rubber is stored at or below 30 °C (85°F) in the original unopened containers, RTV3010/3015 silicone base and CA30 curing agent have a usable life of 12 months from the date of production.
Note of Condensation Silicone for Shoe Mold Making
Liquid Silicone Rubber is an industrial product and must not be used in food molding, dental human skin molding applications.
The information above is just for reference, if you're interested or have any questions, please feel free to contact Nicole:
Web:www(dot)mcsilicone(dot)com
E-mail:nicole(at)mcsilicone(dot)com
Skype:nicoleszmc
MSN: nicoleszmc (at)hotmail(dot)com