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One file has both coarse
Continuous operation up to 8 hours without overheating
gemstone professionals
This book is an invaluable reference manual for professional geoscientists-including gemmologists and exploration geologists
7mm to 2mm
Salamander Crucibles - Original Melting One file has both coarseAPPLICATIONS SALAMANDER SUPER crucibles are used to provide consistent performance in fuel fired furnaces and medium high frequency induction furnaces. The smaller sizes are typically used to melt precious metals, while larger sizes can be used for some ferrous alloys such as grey iron as well as to melt non ferrous alloys. TYPICAL METAL CASTING TEMPERATURE 850 1600C (1562 2912F) Lining Clay Crucibles Clay crucibles need to be treated before use for
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