MUFFLE FURNACE Excellent Quality Description: Digital Muffle furnace is Outer shell made out of thick mild steel duly finished in attractive stoving enamel paint. Fitted with grooved refractory for supporting the heating elements made out of kanthal wire and are easily replaceable. Maximum Temp. 900 Degree Celsius with working temp. This machine Works on 220 Volt Muffle Size: 225 x 100 x 100 mm