INVESTMENT POWDER
GOLD STAR 21
Quality and Versatile Investment Powder
Gold Star 21 used for many years by the Indian Jewelry Industry. It has been developed for the most exacting requirements of High Definition Brass & Silver castings.
Gold Star 21 is a permeable Investment Powder precisely suitable for vacuum assisted castings.
It is a competitively priced product giving an Excellent Surface finish, Stronger mould and Easy Clean off resulting in reduced metal loss and less polishing time.
Use the arrow on the right for more information
MSDS
HEALTH AND SAFETY GUIDANCE FOR USING SILICA BASED PRODUCTS
HEALTH AND SAFETY GUIDANCE FOR USING SILICA BASED PRODUCTS - Hindi HEALTH AND SAFETY GUIDANCE FOR USING SILICA BASED PRODUCTS - Tamil
Technical Specification
DO NOT STEAM DE-WAX
Do not burnout above 630°C
Do not quench, only knock out when cold
Do not burnout above 630°C
Do not quench, only knock out when cold
| WATER TO POWDER RATIO | |
|---|---|
| MACHINE VACUUM MIXING | 38:100 |
| HAND MIX THEN VACUUM | 40:100 |
| MACHINE VACUUM MIXING | min. |
|---|---|
| Weigh out water & powder | 0 |
| Add powder to water | |
| Mix under vacuum | 5 |
| Pour flasks | 2 |
| Vacuum flasks | 1 |
| Total time taken | 8 |
| HAND MIX THEN VACUUM | min. |
|---|---|
| Weigh out water & powder | 0 |
| Add powder to water | 4 |
| Vacuum mixer bowl | 1 |
| Pour flasks | 1 |
| Vacuum flasks | 2 |
| Total time taken | 8 |
Downloads
 |
Gold Star 21 (0.34 MB) |
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