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LMF-H31 model of Muffle Furnace is a microprocessor controlled furnace having unique electronic design with user friendly operating menu in 4 line display for easy operation. It uses phase angle firing method for slowing down the inevitable aging of SiC heating elements, has its own unique software and is accurate in temperature controlling and measuring using S type thermocouple. Crafted for minimal space requirement in the laboratory, it is equipped with instantaneous energy consumption indicator, total working hour counter, control unit overheating sensor etc. and is ideal for maximum and continuous working temperature of 1550 °C.
| Max. Temperature | 1550 °C |
| Capacity | 9 L |
| Heating Program | 8 step |
| Thermal Rate | 3 °C - 20 °C |
| Heating element | SiC (Silicon Carbide) |
| Program Memories | 6 |
| Thermocouple Type | S Type |
| Display | 4 x 20" LCD |
| Heating Element Placement | Horizontally aligned next to the side walls |
| Inner Insulation Material | Ceramic Fibre Board |
| Front Face Insulation Material | Insulating Fire Brick |
| Door Insulation Material | Ceramic Fibre Board |
| Housing Material | Steel Sheet |
| Housing Coating | Epoxy powder coating |
| Chimney | Standard without fan |
| Lockable Door Handle | Sidewards |
| Temperature Control Accuracy | ± 1 °C (can vary at low temperatures) |
| Measurement Accuracy | ± 1 °C |
| Inner Volume Temperature Homogenity | ± 10 °C |
| Auto Start at Certain Date | Yes |
| Show Remaining Waiting Time | Yes |
| Skip the Waiting Step | Yes |
| Burst Heating Mode | Yes |
| Max. Current | 2 x 19 A |
| Power | 8.194 W |
| Inner Chamber Dimension (W x H x D) | 200 x 180 x 300 mm |
| Product Outer Dimension (W x H x D) | 570 x 646 x 634 mm |
| Gross Dimension (W x H x D) | 630 x 706 x 894 mm |
| Net Weight | 66 kg |
| Gross weight | 87 kg |
- PID controller
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LCD display that shows current and target temperature
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Optimum insulation properties
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4, 8, 16 step heating programs available
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SiC heating elements horizontally aligned next to the side walls
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Accurate temperature measurement and control using S type of thermocouple
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Durable inside lining made of high quality light insulating bricks and ceramic fibre board
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Dual shell housing for low outer surface temperature
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Current limit control for safe operation
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High cold start heating rate
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Uses phase angle firing method for slowing down the aging of SiC heating elements
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Provision of sound warning as the step changes and at the end of the program
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Equipped with step indicator
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Instantaneous energy consumption indicator
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Step indicator
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Total working hour counter
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Descriptive error indicator
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Control unit over heating sensor
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Open door sensor
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Provision of automatic power cutoff to the heating element if the control unit/ control card is over heated
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User friendly operating menu
| Sr. No. | Accessory |
| 1 | High Temperature Gloves |
| 2 | Tongs |
| 3 | Alumina Crucibles |
| 4 | Metal Crucibles |
| 5 | Alumina Combustion Boats |
| 6 | Ceramic pipes |
| 7 | Extra Thermocouples |
Over Temperature Limiter
Lift-up Door
Stainless Steel body
Gas Supply Connection
Open Door Sensor
Second Thermocouple
Observation Hole
PC Connection
110 V Power Supply
Inner Module: Changing inner module renews your furnace close to a brand new furnace
Door Insulation: With sheet metal holder vessel
Control Card: Easy-to-replace, pre-programmed
Power Card: Easy-to-replace
Display: 4 x 20 LCD display
Cooling Fan: 80 x 80 x 20/ 220 V fan
Chimney Fan: 40 x 40 x 10/ 5V fan
