#7A, 1-9/16 – Magnesium Oxide, Fire Assay Cupel – Gold. Silver Refining | QTY: 6
These tapered cupels are designed to effectively absorb impurities during the refining process. Each cupel removes impurities through precise oxidation, producing a pure gold or silver button or bead.
MAGNESIA BLOCK SOLDERING WELDING WORK SURFACE JEWELRY MAKING CASTING GOLD SILVER
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#8A, 1-3/4 – Magnesium Oxide, Fire Assay Cupel – Gold. Silver Refining | QTY: 6
DOES NOT AFFECT THE CUPEL!!”””. Size O.D of Cup I.D. of Cup Dia of Bottom Height of Cupel Depth of Cup Weight (Approx). 8A D D1 D2 H H1 (grams). mm 45.0 38.0 37.0 35.0 13.0 55.0. As seen in the photo above.
#6A, 1-9/16 – Magnesium Oxide, Fire Assay Cupel – Gold. Silver Refining | QTY: 6
Size Outer Dia Dia of Cup Dia of Bottom Height of Cupel Depth of Cup Weight (Approx). 6A D D1 D2 H H1 (grams). mm 40.0 30.0 30.0 28.0 6.0 35.0.
Cricket Bat Set | Platic Cricket Bat with Ball and Stumps Kids & Adults Cricket
✔ Durable plastic cricket bat for strong performance. • Beginners learning cricket basics. ✔ Suitable for kids and adults.
SUPER SLIM SEPARATING DISCS FOR GOLD PLATINUM SILVER CUTTING .009 & .006″ 100/BX
Exceptional combination of thinness, strength and cutting qualities have made these discs the indispensable industry standard for fine cutting and finishing on porcelain interproximals and margins. Will not discolor porcelain.
MEDIUM Mesh SMALL Ultrasonic Cleaner Basket PARTS JEWELRY DEGREASE FREE SHIPPING
3 FIT A 4.5 LITRE ULTRASONIC CLEANER EASILY. BASKET HEIGHT OUTSIDE: 2- 3/8″. BASKET BOTTOM INSIDE: 2 – 3/8″ X 2- 3/4″. BASKET INSIDE HEIGHT: 2-5/16″. BASKET TOP INSIDE: 3″ X 3- 3/4″. ALSO GREAT FOR DEGREASING SMALL PARTS IN THE PARTS WASHING TANK.
5″ x 4″ x 1.75″ Stainless Steel Fine Mesh Ultrasonic Cleaner Basket Jewelry
These universal stainless steel baskets will virtually fit any ultrasonic machine. They feature practical side-clips, and can be used with either larger or smaller ultrasonic units. Designed with fine mesh; measures: 5″ x 4″ x 1-3/4″.
100 Gram Ceramic Alumina Crucible Melting Gold Silver Copper Jewelers | QTY: 6
Expertly melt and assay precious metals with our 100 Gram Ceramic Alumina Crucibles. Perfect for jewelers, it’s designed for melting gold, silver, and copper alloys. With high heat resistance and durability, this crucible is a must-have for any serious jeweler, refiner or hobbyist. This set of six ceramic crucible melt dishes is perfect for those in the jewelry and metals industry. Made of high-quality ceramic and alumina, these dishes are suitable for casting and assaying gold, silver, and copper. The dishes are white in color and are branded as PresidentGolds. The dishes are great tools for anyone looking to create or repair jewelry. They are a must-have for those who work with precious metals and want to ensure the best quality for their customers. With this set, you can easily melt and pour your metals without worrying about the condition of the dish. Trust in the quality and durability of PresidentGolds and order your set today! Uses: Before melting the gold and silver, borax should be placed at the bottom of the bowl to prevent the gold and silver from sticking to the bottom of the bowl after melting. The melting bowl is easy to absorb moisture, preheat and gradually heat before use to prevent the water from freezing and bursting Material Specifications: Alumina (Al2O3) Crucibles Melting point – 2,072 °CRecommended Max working temperature – 1,600 °CMax ramp rate – 5 °C/min 1200 °CMax cooling rate – 2 °C/minAvoid Thermal gradients Note: 100 Gram(s) refers to gold weight.