... 900°C~950°CTemperature control accuracy ±1°CSpeed of flow meter 60~600ml/minThermocoupleK-typeMoving distance of furnace 150mmTime of ... 0.1% (m/m), such as lubricating oil, heavy-mass petroleum products, crude oil, petroleum coke, paraffin and sulfuric ... of tubular furnace system, single chip control system, air purification system, air flow control system, etc. Two parallel quartz tubes with ...