Blue M Ultra-Temp Inert Gas High Temperature Oven

The Blue M Ultra-Temp® Inert Gas High-Temperature Oven, pressure tested at operating temperatures, is suitable for all inert gases and non-flammable forming gases (maximum 4% hydrogen, balance nitrogen).

General Ultra-Temp Oven Specifications

  • General Ultra-Temp Oven Specifications
  • Temperature range: 15°C (27°F) above ambient to 593°C (1100°F)
  • Control Accuracy: +/- 1.0°C (+/- 1.8°F)
  • Resolution: +/- 0.1°C (+/- 0.2°F)
  • Workspace capacity: 4.2 to 24.0 cubic feet
  • Uniformity: Blue M can provide varying levels of uniformity; if you have a specific tolerance or specification which must be met, please contact us with your requirements so we can ensure the equipment is designed, tested, and adjusted to meet those requirements

Uniform, Accurate, and Reliable Temperature Control

  • Available with profiling or single set point temperature controls
  • Horizontal air flow assures uniform thermal performance under most loading conditions
  • Exclusive, adjustable, semi-pierced duct walls for tuning of air flow
  • Exclusive Blue M Eterna heating elements – the most reliable available, with heavy-gauge high temperature nickel chromium wire and low-watt density for longer service life
  • Air flow switch provided as standard to protect oven and product
  • Multi-blade, centrifugal blower with high-volume air delivery and dynamically balanced for minimum noise

Oven Features

  • All welded and sealed construction assures continuously low oxygen levels
  • Door switch (disables heat and circulation blower upon door opening)
  • Adjustable inert gas purge system including two flowmeters, (2) two-way gas control valves, cycle start-up high flow purge, low flow adjustment, chamber pressure gauge and supply connection. This feature allows for consistently low oxygen PPM levels within the work chamber
  • Multiple shelf levels
  • Fiberglass insulation to ensure safe cabinet skin temperature
  • Heavy-duty door - double-wall, insulated construction
  • Independent, over-temperature protection (high limit controller) included
  • Corrosion resistant, stainless steel (type 304) interior
  • Exclusive Blue M, single pass, ambient air-cooled muffle surrounding the sealed, inner chamber provides controlled cool-down.
  • All-welded, heavy-duty exterior with heavy-gauge, reinforced, cold-rolled steel
  • Baked on white powder-coated enamel finish on exterior for long-lasting corrosion protection
  • Every oven is fully assembled and individually factory tested
  • Circuit breaker provided for ground fault protection as standard
  • Three phase operation available in 50 Hz or 60 Hz


  • Watlow EZ Zone PM (PID)

    Watlow EZ Zone PM (PID)

    • Single-channel, ¼ DIN, non-profiling-type controller
    • Type J thermocouple for temperature measurement
    • Fully programmable menu system
    • Auto-Tune is provided for fast, efficient start ups


  • Watlow F4T Temperature Controller

    Watlow F4T Temperature Controller

    The Watlow F4T Temperature Controller with INTUITION™ temperature process controller combines the flexibility of a modular I/O controller with best-in-class ease of use.


    • 4.3-inch, color touch panel with high-resolution, graphical user-interface
    • 1 to 4 control loops with TRU-TUNE+ adaptive control algorithm for superior controllability
    • 40 ramp and soak profiles with real-time clock and battery backup.
    • Ethernet Modbus® TCP connectivity
    • High-speed USB 2.0 host port
    • Modular design, which offers numerous types of field pluggable modules for maximum flexibility and easiest compatibility
    • Optional Data Logging capability
    • Optional Graphical Trend Chart
    • TPS provides panel mounted USB and Ethernet ports located on the front control panel of the equipment
  • Trace Oxygen Transmitter

    Trace Oxygen Transmitter

    • Monitors amount of oxygen in chamber for safety and control purposes
    • Series 2000 and 3000 have keypads for data entry and programming, data display screen, and problem
    • alarm program
  • Chart Recorder

    Chart Recorder

    • Circular or strip type
    • Records temperature versus time
    • Some models include digital display
    • J thermocouple for temperature measurement

  • Yokogawa UP55A Controller

    Yokogawa UP55A Controller

    • Profiling-type, 1/4 DIN, single-channel controller
    • 30 profiles with up to 300 linkable segments
    • Eight digital inputs and outputs
    • LCD display
    • Type J thermocouple
    • Ladder-sequencing function
    • Optional LL50A Parameter Setting Software
    • Optional data communications
  • 24 Hour / 7 Day Digital Timer - Grasslin FM1D

    24 Hour / 7 Day Digital Timer - Grasslin FM1D

    • Start-and-stop, 24-hour / 7-day oven operation
    • 20 programmable cycles
    • Manual, 3-way override
  • Lead-in Ports

  • Motorized Air Exhaust Damper


  • Thermal Product Solutions
  • Thermal Product Solutions
  • Thermal Product Solutions
  • Thermal Product Solutions
  • Thermal Product Solutions
  • Thermal Product Solutions
  • Thermal Product Solutions


Blue M Inert Gas Ultra-Temp High Temperature Oven Specifications

Model 6680 7780 8880 9980
Interior Volume 4.2 cu. ft. 5.8 cu. ft. 11.0 cu. ft. 24.0 cu. ft.
Interior Dimensions
WxDXH in. (cm)
20 x 18 x 20
25 x 20 x 20
38 x 20 x 25
48 x 24 x 36
Exterior Dimensions
WxDXH in. (cm)
46 x 36 x 72
51 x 38 x 74
84 x 39 x 77
96 x 43 x 83
Machine Footprint 11.5 sq. ft. 13.5 sq. ft. 23.0 sq. ft. 28.7 sq. ft.
Electrical Service
208 VAC 3Ph 60 Hz
Line current
12.0 kW
15.7 kW
18.8 kW
22.5 kW
240 VAC 3Ph 60 Hz
Line current
16.0 kW
21.0 kW
25.0 kW
30.0 kW
480 VAC 3Ph 60 Hz
Line current
16.0 kW
21.0 kW
25.0 kW
30.0 kW
All specifications are subject to change without notice.