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Compact 2" Two Zone Rotary Tube Furnace @1100C Max For Powder CVD. - OTF-1200X-S-R-II

In stock
Item Number: OTF1200XIISR2
Transported by LTL Freight (Truck)
OTF-1200X-S-R-II is a compact two-zone rotary tube furnace with 2" quartz tube, designed for calcining inorganic compounds with better uniformity, especially good for preparing Li-ion battery cathode powders with conductive coatings.
Furnace Construction

  • Double shell casing with three cooling fans
  • High purity Alumina fibrous insulation for max. energy saving
  • Gear DC motor drives quartz tube with variable speed 0 - 5 RPM
  • The split cover enables faster cooling and easy operation
  • Compact size for space-saving 

Heating Zone length

  • Two zones: each zone length 4" (100 mm), total 8" (200 mm) heating zone
  • Constant temperature zone: 100 mm within +/-5oC if two zones at the same temperature
Processing Tube

  • 2"  Fused quartz processing tube with mixing blade in the center, please click the pics below for details:
  • mixing volume 290 ml
  • Effective capacity: 150 ml
  •  Four Mixing Blades          Tube dimension

Inline Swivel Gas Fittings

  • Two Inline Swivel Gas Fittings are included and connected to flanges, which allows gas pipe in place when the tube rotating ( 30 RPM max)
  • 1/4" gas tube is required to connect the Inline Swivel Gas Fittings to the gas tank
  • Click the picture left to see detailed specs
Max. Working Temperature 1100°C for continuously   1200 °C Max for < 2 hours
Temperature Control
  • Two PID digital temperature controllers with 30 segment programmable,  +/- 1°C
  • Each heating zone's temperature  is controlled independently
  • Two Omega K type 3mm OD x 6" L with high-temperature tolerance (220°C) connector
Tube rotating Speed
 0 - 5 RPM variable
Furnace tilt angle
  • No tilting function
  • You can add a spacer at the bottom of the furnace to tile the furnace
Chamber pressure
 4.5x10-2 torr (<0.1mtorr/s leaking rate if close all the valves to airtight the tube chamber)
  1.5 KW Max
  • 110V AC or 208 - 240V with 3000W Transformer
  • single-phase (16 A Breaker or fuse required)
Warranty One-year limited warranty (Consumable parts such as processing tubes, o-rings, and heating elements are not covered by the warranty, please order the replacement at related products below.)  

(Click for more details)
  • Anti-Corrosive Capacitance Diaphragm Gauge with Power Supply, Up to 3.8E-5 Torr - PGC-554-LD
  • Inline Swivel Head (up to 3000PSI ) 1/4"FPT x 1/4" MPT, 30 Max. RPM - EQ-IS-1430
  • A powder feeding device is available as a pic 3
  •  Pic. 1   - Left and Right Flange   Pic. 2
  • CE Certified
  • NRTL (UL61010) or CSA certification is available upon request at an extra cost
  • Patten Number :  ZL-2011-2-0162234.8 SINCE 2011-5-19
 Furnace dimension:
 Product net weight
25 Kg
 Shipping dimension 40"x30"x35"
 Shipping weight 150 lbs
Operation Video    
  • The tube furnaces with quartz tubes are designed for use under vacuum and low pressure < 3 psig
  • Attention: A two-stage pressure regulator must be installed on the gas cylinder to limit the pressure to below 3 PSI for safe operation. Click here to learn about the installation of a gas regulator.
  • Vacuum limit definition for all quartz tube furnaces: * Vacuum pressures may only be safely used up to 1000°C

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