Muffle Oven Furnace for Laboratory up to 1400°C (16″x12″x12″, 36L)

Muffle Oven furnace PM L36/14 features high alumina fiber insulation with SiC heaters inside the chamber. Max working temperature 1400C degree, it is an ideal furnace uses in laboratory for ash determination, heat treat on metal parts, stones and ceramics, LOI tests.

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Product Overview

Muffle Oven Furnace allows fast heating and cooling, features quality ceramic fiber insulation with powerful heating elements, low energy consumption, intelligent PID temperature controller with max temperature up to 1800 degree C. Muffle oven furnace is ideal for heat treating, reacting studies, sintering processes, and ceramic firing.

Main Features
  • Tmax 1400 °C
  • Dual steel housing with fan cooling for low surface temperature
  • Fiber-insulated chamber for maximum temperature stability and uniformity
  • Powerful Silicon carbide as heating elements
  • Intelligent PID temperature controller with programmable 32 segments
  • Long life type S thermocouple
  • CE certified, standard
Safety Measures
  • The muffle oven furnace with built-in ammeter and dual voltmeters for easy monitoring and troubleshooting.
  • 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
  • Microprocessor based self-tuning PID control provides optimum thermal process with minimal overshoot
Product Gallery For 1400C Muffle Oven Furnace

1400C muffle furnace

Front View for 1400C Muffle Oven Furnace

1400C muffle furnace

SiC heaters heating from two sides vertically distribution


Technical Specifications
Model No.PM L36/14
Chamber size (DxWxH)400x300x300mm /16x12x12″
Capacity:36 Liters
Power supply12KW
AC380-415V, 50/60Hz, three phases
Working temperatureTmax 1400°C (2552°F)
Continuously 1300°C (2372°F)
Temperature uniformity +/- 5C
Temperature controllerShimaden PID controller
Auto-tune function
Programmable 32 segments
Temperature accuracy +/- 1°C
Heating rate≤25°C / min
Heating elementSiC (U shape, 6pcs)
ThermocoupleS type
Chamber liningMitsubishi Raw Material high alumina 1600# fiber board
Electronic componentsSchneider maker air switch, AC contactor, SSR Relay etc.
Shipping infoWeight: 196 kgs
ComplianceCE, ISO
WarrantyOne-year limited warranty with lifetime support
Application Notes
  • However, toxic or explosive gases that may generate from the sample during the heating are not recommended for use with this 1400C muffle oven furnace without necessary safety controls and supervision.
  • Small cracks may appear on the surface of the refractory ceramics over extended use. This is a normal occurrence and the cracks may be repaired with alumina coating
Size Comparison
Item namePM L8/14PM L18/14PM L45/14
Inner size (DxWxH)200x200x200mm300x250x250mm500x300x300mm
Capacity8 L18 L45 L
Power5 kW6 kW14 kW
Furnace dimensions (LxWxH)720x670x1000mm800x750x1050mm1070x1050x1350mm
Weight132 kgs180 kgs260 kgs

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