Borax Flux Glaze Crucibles 5 Pound Box Melting Gold & Silver Casting Jewelry 5lb

.- Net Weight 5 Lb in Box .- Borax (Sodium Tetraborate Penthydrate) .- TECHNICAL GRADE .- FOR PROFESSIONAL USE ONLY

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SIZE : Weight: 80g ; Inner diameter: 30mm ; Inner Height: 35mm; Outer Diameter: 40mm; External Height: 40mm MATERIAL : 99.9% Graphite. Ash content

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