CASTING INVESTMENT POWDER FOR GOLD SILVER JEWELRY SILK™ 10 Lbs. Box Casting powder SILK™ for high quality Jewelry, is ideal for High Karat Gold and Fine Filigree items. This is a box containing 10 Pounds of powder. The casting Investment SILK™ is the result of Research & Development by SRS to improve the surface finish of castings and represents the Finest Quality Investment Powder currently available. JETS PRODUCT # 0310-575010 Made in England by SRS SILK™ uses the highest quality specially graded and selected raw materials all checked against specification by the SRS QC Laboratory. SILK™ offers the following benefits to the Jewelry caster: Made in England High purity raw materials graded and selected especially for jewelry lost wax casting. Increased refractoriness gives better thermal shock resistance during burnout and casting. More user friendly able to perform in a wider set of parameters. Suitable for all metals especially 18kt Gold or fine filigree work. Smoother surface finish – less polishing required. Includes all wetting & defoaming agents – no need to add before mixing. Smooth creamy consistency during mixing and pouring. SILK™ is easy to break out after casting. Technical Information – SILK™ Powder/water ratio 38 – 40% Work time @ 22°C 8 – 9 minutes Initial set time 10 – 12 minutes Thermal expansion @ 750°C 0.73% Setting expansion € 2 hours 0.65% Net Weight 10 Lbs Shipping Weight 11 Lbs. Visit JETSTOOLS our ebay Store to see listings for many other Lost Wax Casting Supplies including Casting Investment Powder, Casting Injection Wax and Casting Flasks and many more Casting Supplies and Accessories along with a selection of many other Jewelers Equipment Tools and Supplies. JETS INC.11Lb, RBA 11LZ M
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