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It only takes about 30 minutes for the muffle furnace to heat up to 1100°C - I-induction melting furnace, i-induction heating furnace, i-induction ukuqina kwesithando somlilo, i-Muffle furnace, i-refractory izitena, i-factory yase-China, umthengisi, umenzi, umthengisi wevenkile
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