1200C 1-Zone 25mm OD Compact Rotary Top-Open Tube Furnace
Mitsubishi® refractory lining, multi-segment PID digital controller, overheat protection
$4,990.00 – $7,449.00
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STF1200 25mm OD compact top-open rotary tube furnaces feature spiral wire coils embedded in Mitsubishi (Japan) alumina fiber insulation. A double walled steel internal housing helps minimize heat loss to exterior surface. Furnace operation is controlled by a multi-segment digital controller.
Features
- Compact, portable and lightweight design.
- Top-open furnace chamber for fast and easy tube access.
- Standard package includes set of stainless steel vacuum sealing flanges with valves and pressure meter.
- Microprocessor based self-tuning PID control provides optimum thermal process with minimal overshoot.
- Multiple atmosphere processes in a single cycle are possible (ex: binder burn out in air and parts sintering under rough vacuum or inert gas environment.)
- Long life type K thermocouple.
Safety
- Overheat protection shuts down the furnace if temperature is outside of acceptable range (refer to controller’s manual) or when the thermocouple is broken or malfunctions.
- Power failure protection resumes furnace operation right after the point of failure when power is reestablished.
- Limit switch turns off furnace once top is open
Warning! NEVER fill furnace with explosive gases, including Hydrogen, Carbon Monoxide and Methane.
Specifications
 Electrical requirements |  115V, 50/60Hz, 1~phase, 1,500 watts |
 Tube |
 25mm OD x 700mm L, Quartz  * 2″ diameter x 5″ L in the center with baffle |
 Maximum working temperature |  1200°C (2 hours maximum continuous run time) |
 Constant working temperature |  1100°C |
 Rotation speed |
 0 to 20 rpm |
 Constant working temperature under vacuum |  1000°C |
 Rated vacuum pressure |  0.001 Pa / 0.0075 millitorr / 0.00001 mbar |
 Rated positive pressure |  0.02 MPa / 150 torr / 3 psi |
 Heating element type |
 Kanthal-A1 resistance coil wire |
 Thermo couple type |  K |
 Refractory lining |  Mitsubishi (Japan) 1500 grade fiber alumina |
 Temperature controller |  Single PID, 30 segments |
 Maximum heating rate  |  < 30°C/min (recommended 15°C/min) |
 Heating zone length |  8″ |
 Temperature controller precision |
 +/- 1°C |
 Vacuum sealing flange kit |
 Stainless steel vacuum sealing flanges with one vacuum gauge, |
 Gas inlet/outlet |
 1/4″ hose barb with 1/4″ BSPP (British standard parallel pipe) |
 Unit dimensions |
 23 x 14 x 17.5” (WxDxH) without tube |
 Unit weight |  140 Lb |
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Standard package
 Part description     |
   Quantity   |
 Part image  |
 STF1200 25mm OD top-open rotary tube furnace |
 1 pc |
|
 Quartz tube 25mm OD x 700mm L  * 2″ diameter x 5″ L in the center with baffle |
1 pc |
|
 Stainless steel vacuum sealing flanges w/ pressure meter |
 1 set |
|
 Stainless steel hook |
 1 pc |
|
 Tube thermal block |
4 pcs |
|
 Spare fuse | 2 pcs | |
 Thermal gloves |  1 pair |
|
 Furnace operation manual |  1 pc |
|