purchase of the tubular furnace purchase of the tubular furnace to the dept. of physics , purchase of the tubular furnace , tubular furnace: 1. working tube: quartz tube 2. tube size: 55x60x1000 mm (id x od x l) 3. temperature measuring sensor: k type thermocouple 4. temperature measuring range: rt to 1100°c 5. temperature accuracy: ±1°c at soaking time 6. atmosphere system: vacuum/controlled atmosphere 7. maximum temperature: 1250°c 8. working temperature: 1100°c 9. vacuum pumping system: rotary vacuum pump 10. vacuum level: 10-1 torr 11. heating rate: =5°c/min 12. gas flow meter: rota meter 13. gas flow meter range: 0-5lpm 14. control system: digital pid controller cum programmable 15. rating power: 3.5 kw 16. power requirements: 240vac/25 amp 50/60hz 17. protection and safety: over temperature protection, over current protection, over temperature protection. 18. warranty: one year 19. essential accessories (please refer to the tender notice for the detailed specifications and terms and conditions)