... safe with dim light and no UV radiation - Above 8, 000 hours of serving life 2. Technical Parameters: - VOLT: 100, 110, ... Surface temperature: 500-900 Celsius degree- Continuous servicing hour: 6,000-8,000H3. Application Area:- Health care & heating apparatus- Drying ... and produce carbon fibre heating tubes according to the needs of customers on operating voltage, power, size, length etc. Carbon ...