MM228 by CHT Group is a pourable 2-part addition cure silicone rubber containing a platinum catalyst. The rate of cure can be accelerated by heat. It can be diluted with ACC Tampo 50 fluid. Exhibits high tear, good abrasion resistance, good dimensional stability, very low viscosity, excellent physical and electrical properties. Suitable for processing by gravity or pressure injection molding. MM228 can be designed for molding masters, plasters, large objects, chocolate and icing sugar. Possible applications include rapid prototyping, case making in the ceramics industry, manufacture of cornice and tampo print pads.
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MM228 properties
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Elongation at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hardness, Shore A | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tear Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Youngs Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Viscosity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Viscosity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Viscosity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Cure Time (tc) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Cure Time (tc) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| De-mold Time | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Linear Mold Shrinkage | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Specific Gravity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Specific Gravity | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Specific Gravity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| CTE, Linear | 0.0 Visible After Login | Visible After Login | Visible After Login |
| CTE, Linear | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Maximum Service Temperature, Air | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Minimum Service Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |