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.
