Metal Ingot Mold 4 Holes Graphite Smelting Mold For Ingotting Feature:1. Made of high purity graphite, suitable for casting ingots of gold, silver, copper and other non-ferrous metals.2. It has good thermal conductivity, which can greatly reduce melting time and save resources.3. Strong acid and alkali resistance, good corrosion resistance, excellent thermal stability, can withstand high temperatures of 2000 °C.4. It can be used for experiments and smelting of non-ferrous metals. Such as gold, silver, copper, aluminum, lead, etc.5. It can also be used as a graphite crucible for non-ferrous metal smelting, test analysis, and as a key casting mold. Specification:Item Type: Graphite MoldMaterial: Graphite Model: BF17Total Size: Approx. 6.5x6x1.6cm/2.6x2.4x0.6inHole Size:Small square approx. 1.8x1.8x0.8cm/0.7x0.7x0.3inLarge square approx. 2x2x0.8cm/0.8x0.8x0.3inLarge circle diameter approx. 2.2x0.8cm/0.9x0.3inCircle diameter approx. 2x0.8cm/0.8x0.3inUsage: used for casting gold, silver, copper and other non-ferrous metal ingotsPackage List:1 x Graphite moldNote:1. Delicate, please keep it properly2. Avoid high temperature burns during casting 1) we accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow. 2) Payment must be made within 3 days of placing the order. 3) If you can't check out immediately after the auction ends, please wait a few minutes and try again, payments should be completed within 3 days. About Shipping 1.