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High Temperature & High Vacuum Oven (900ºC Max. 18x18x18“, 90 Liter) with Sliding Door- HTVO-90

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HTVO-90 is a high temperature and high vacuum oven with 18x18x18" heating chamber and a sliding door. The oven is 5 sides heated for max. uniformity up to 900oC with 10-5 torr vacuum level.  It is designed for heat treatment of air-sensitive components.

  • Single Phase 208~240 VAC 50/60 Hz.  three phases
  • 15 W with 70A breaker required
  • 380VAC is available upon reuqest
  • The chamber is structured with SS304 with 4 layers SS310 reflection plates each side
  • Chamber size:  18x18x18", ( 91 Liter,  3.4 Cubic Feet )with  4 sides heating
  • Constant temperarure zone:     12 x12 x 12" with +/- 2ºC
  • Sliding door with water cooling for easy sample loading.
  • KF40 vacuum pot and gas inlet and outlet are built i.
  • Tech screen control panel
Temperature Control
  • One programming temperature controller are equipped for discrete control on each heater
  • 30 segments programmable with ± 1ºC accuracy
  • Continuous working temperature:  50 - 900 ºC
  • Temperature Uniformity: ±2°C in 12x12x12" chamber center zone.
  • The software and PC interface module is available at an extra cost.
Vacuum Pump 
  • Dual-stage vacuum pump with exhaust filter installed on the bottom.
  • Maximum vacuum: < 10-2 Torr by mechanical pump and 10-5 torr by a turbopump.
  • Built-in mechanical vacuum gauge
  • One 1000 mL/min gas flowmeter for monitoring gas gauge, fill and flow.
Gas purification system
  • You may consider using a gas purification system instead of the vacuum pump to keep chamber oxygen level below 10 ppm with an Ar gas cylinder
Water Cooling
  • One Digital controlled Recirculating Water Chiller EQ-KJ5000 is included. (click Pic. left to see details) for cooling front door sealing
    • Refrigeration range: 5~35°C
    • Flowing range: 16L/minute
    • Coolant tank capacity: 6 Liter
    • Use anti-corrosion coolant for the best performance.
One-year limit warranty and lifetime support
  • CE Certification
  • NRTL or CSA Certification is available upon request at extra cost.
Product Dimensions
Operation Manual
Application Notes
  • For accurate temperature measurement, you may do calibration by using the temperature calibrating kit
  • For more information on how to calibrate the oven temperature, please read the document How to calibrate the oven.

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