SRS - Investment powders: STONECAST™
Investment powder for wax setting
STONECAST™ is a special application investment powder and has been developed specifically by SRS for stone casting or wax setting. Using STONECAST™ the Jewellery caster can set diamonds in the wax before casting rather than in the metal afterwards thus improving productivity. STONECAST™ has the following features:
STONECAST™ offers the following benefits to the jewellery caster:
- Preblended investment powder for stone casting - no need to make additions
- Provides heat shield for diamonds up to mould temperature of 630°C
- Setting time adjusted to give enough time for mixing and vacuuming without rushing
- Fluid slurry and flash setting to improve strength of moulds
- Improved surface finish for all metals including 24K Gold
For full instruction on how to use STONECAST™ please refer to the mixing and burnout instructions found in every bag or drum.
| Powder/water ratio | 38% |
| Work time @ 22°C | 8 - 9 minutes |
| Initial set time | 10 - 12 minutes |
| Thermal expansion @ 750°C | 0.73% |
| Setting expansion € 2 hours | 0.45% |
| Volume Yield per kg powder | 795ml |
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The complete range of SRS - Investment Powders:
» Products & Services: Jewellery | Foundry | Mixing | Dental
