Q1. How can furnace loads be heated without scaling (oxidizing)? A1. Heat loads inside muffles with prepared atmosphere inside, or heat loads in a prepared atmosphere outside of radiant tubes or electric elements. Q2. How can loads be moved through a continuous furnace? A2. By using a rotary hearth, a roller hearth, overhead trolleys suspending the load pieces, a pusher mechanism, a walking mechanism, or by suspending continuou s strip or strands between rollers external to the furnace (catenary
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Q1. How can furnace loads be heated without scaling (oxidizing)? A1. Heat loads inside muffles with prepared atmosphere inside, or heat loads in a prepared atmosphere outside of radiant tubes or electric elements. Q2. How can loads be moved through a continuous furnace? A2. By using a rotary hearth, a roller hearth, overhead trolleys suspending the load pieces, a pusher mechanism, a walking mechanism, or by suspending continuou s strip or strands between rollers external to the furnace (catenary