OTF-1200X-S-NT is a compact and energy-saving (1200W power consumption) split tube furnace with a max. the working temperature of 1250°C. The built-in precision temperature controller can provide up to 30 segments of heating and cooling steps with +/- 1 °C accuracy. The furnace does not include a working tube. You may order a 2" quartz tube, vacuum flange, and refractory ceramic blocks based on your application needs.
SPECIFICATIONS
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Furnace Structure
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- Double-layer steel structure with air cooling.
- High-purity Al2O3 fibrous insulation with Max. energy saving.
- Split cover for easy tube replacement.
- Adopts 1" or 2" O.D processing tubes.
- Heating module is replaceable (Pic. 4)

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Power
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- 110VAC (Single Phase 220VAC can be selected in the options bar)
- 1.2 KW
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Continuous Temperature
v.s.
Processing Tube
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- 1200°C (continuous) with Mullite tube 1-2 " dia
- 1100°C (continuous) with Quartz tube 1- 2" dia
- Please click Pic below to choose the processing tube (Length > 450 mm)
- If using a 25mm O.D tube, please also get an adaptor
 Quartz tube  Mullite tube  Vacuum Flange
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Heating Zone length
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- 8" (200mm), single zone. The following picture shows the temp. distribution across the heating zone, please click to enlarge.
- Constant Temp. Zone: 2.3" (60mm) (+/-1°C) @ 900 °C
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Temperature Controller
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Dimensions
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 With lid closed: 350mm×390mm×400mm (L x W x H) With lid open: 350mm×440mm×560mm (L x W x H)
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Net Weight
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18 Kg
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Shipping Package Size
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40 x 28 x 33 inches (W x L x H)
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Shipping Weight
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100 lbs
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Warranty
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One-year limited warranty with lifetime support |
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Laptop, software & WiFi Control (Optional)
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- Brand new laptop with Microsoft Windows 10 and Microsoft Office 2013 (30 days free trial) for immediate use.
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Labview-Based Temperature Control System (EQ-MTS01)enables the user to edit temperature profiles, manage heat-treatment recipes, and record and plot data for MTI furnaces.
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| Compliance |
- CE Certified and UL 6010 standard ready
- NRTL / CSA Certification is available upon request, additional charges will apply
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Application Notes & Warning
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- Tube furnaces with quartz tubes are designed for using under vacuum and low pressure < 0.2 bars / 3 psi / 0.02 MPa. Vacuum pressures may only be safely used up to 1000°CThe flow rate for gases should be limited to<200 SCCM (or 200ml/min) for reducing thermal shocks to the tube
- 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 the installation of a gas regulator.
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How to set up a ceramic tube and vacuum flange for MTI tube furnaces.
- For safety, you may consider putting the small tube furnace inside a fume hood. ( click picture left to see )
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