General decription of Mold making silicone rubber
RTV-2 Silicone Rubber for Molding is generally named as two-part room temperature cure silicone rubber. When mixed with 2% curing agent, they can still be operated within 30 minutes, but will be formed after 4-6 hours. RTV2 Silicone Rubber features with resistance to deformation, high temperature, acid and alkali, and expansion.
| Item no. |
RTV 2028 |
| Color |
white |
| Viscosity |
30000 cps |
| Mix ratio |
100:2 |
| Pot life |
30-40 mins |
| Curing time |
4-6 hrs |
| Hardness |
28 shore A |
| Tensile strength |
4.5 Mpa |
| Elongation |
510% |
| Tear Strength |
30 N/mm |
| Shrinkage |
0.3% |
RTV2 Silicone Rubber flexible molds are used for mold duplication and delicate mold making for poli crafts, resin crafts lighting and candle mold, etc.
Features of Mold making silicone rubber
1-RTV-2 silicone rubber for molding has an exceptional fluidity and good operability.
2-RTV-2 silicone rubber for molding has good Temperature and deformation resistance as well as low shrinkage.
3-RTV-2 silicone rubber for molding has High duplication times.
Package of Mold making silicone rubber
Part A base silicone: 20kg/drum, 25kg/drum or 200kg/drum
Part B CA30 Curing Agent: 800g/bottle, 1kg/bottle and 10kg/bottle
storage
When the silicone rubber is stored at or below 30 centi degree in the original unopened containers, RTV2 Silicone Base and CA30 Curing agent have a usable life of 12 months from the date of production. After 12 months stockpiles use the Stir to mix the Part A silicone for some minutes, then the silicone can be use again, no influence for other performance.
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