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1300 degree Celsius (°C) LOI Furnace Chamber 275 x 275 x 540 MM / 28 x 28 x 54 CM / 11 x 11 x 21 INCH | Manufacturer India
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actual model may differ
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📈 Estimated Heating Profile
Illustrative engineering estimate for an empty, well-insulated chamber (Ceramic Fibre Board (HP Grade, 1430°C rated), 125mm) — not a measured guarantee. Actual heat-up time varies with load mass, door-opening frequency, and mains voltage stability.
0°C200°C400°C600°C800°C1000°C1200°C1300°C maximum1200°C continuous rated0295786114143Heating Time (minutes)
Approx. no-load heat-up to 1200°C: 143 minutes.
Indicative Heat-Balance Split (at soak, 1200°C)
Useful heating (process load) — 63%
Wall conduction loss (insulation) — 20%
Door / flange radiation loss — 6%
Chamber ventilation loss — 4%
Safety / control margin — 7%
Indicative Temperature Gradient Across Insulation Layers
0200400600800100012001200°CChamberface766°CDense refractoryboard332°CCeramic fibremodule109°CBackup mineralwool61°COuter MSbodyIndicative Temperature Gradient Across Insulation LayersMulti-layer wall, chamber at 1200°C soak
Based on 12.9 kW installed load and the product-specific chamber/body geometry. The heat-up curve is calibrated to the FIEMF-12H190 technical-datasheet schedule; heat-balance and wall-gradient values remain engineering estimates, not measured guarantees.
Temperature: 1300°C / 2372°F

1300 degree Celsius (°C) LOI FURNACE CHAMBER SIZE 275 x 275 x 540 MM

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4.8 (22 ratings)
Price Starts From (Basic Model)
₹278,778.14 + GST @ 18%
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Product Specifications
CategoryMuffle Furnace
ModelLOI Furnace
Max Temperature1300°C (2372°F)
Working Temperature1200°C
Thermocouple TypeS (Platinum-10% Rhodium)
Thermocouple DetailsPlatinum sheath, 8mm diameter, Type S, Tolerance Class 2, 0 to +1550°C range, High purity alumina insulation
Heating ElementSilicon Carbide (SiC)
Element DetailsSiC heating elements, Max temp: 1600°C, High power density, Brittle material
Insulation MaterialCeramic Fibre Board (HP Grade, 1430°C rated)
Insulation Thickness125 mm
Chamber (MM)275 x 275 x 540
Outer Body (MM)690.0 x 885.0 x 815.0
Chamber Volume40.8 Litres
Volume (cu.ft)18 ft³
Power Load12.9 kW
Power Supply440V, Three Phase
Gross Weight146.54 kg
Chamber ShapeSquare
Body MaterialMS (Mild Steel)
Body Paint TypeLiquid Painting
Temperature ControllerPID On/Off Controller
Safety DeviceMCB

About This 1300°C LOI Furnace 275 x 275 x 540 MM Chamber

LOI stands for "Loss on Ignition." This furnace is specifically used to heat a sample to a high temperature (typically 1000°C) to drive off volatile components like water, carbonates, and organic matter. The working principle involves weighing a sample before and after ignition in a controlled atmosphere (usually air); the weight loss percentage is the LOI. Its purpose is an essential analytical technique in ceramics, geology, soil science, and cement manufacturing to determine the composition and quality of raw materials and products.

This configuration is suitable when the sample load must fit a 275 x 275 x 540 MM chamber with usable chamber volume of 40.8 litre, approximate power load of 12.9 kW, square chamber profile. It is commonly selected for laboratory, QC, metallurgical, ceramic, pharmaceutical and industrial heat-treatment work requiring stable heating and repeatable process conditions. Typical use includes general laboratory and industrial heat-treatment applications requiring stable, repeatable temperature control.

Equivalent chamber references: 275 x 275 x 540 MM, 28 x 28 x 54 CM and 11 x 11 x 21 INCH. Buyers searching for 1300°C LOI Furnace 275 x 275 x 540 MM; LOI Furnace 1300°C 275 x 275 x 540 MM; LOI Furnace 275 x 275 x 540 MM 1300°C; 275 x 275 x 540 MM 1300°C LOI Furnace; 1300 Degree LOI Furnace 275 x 275 x 540 MM; LOI Furnace 1300 Degree 275 x 275 x 540 MM can verify the same physical chamber on this canonical product page before requesting price, GST invoice, packaging and delivery.

Trutherm manufactures 1300 Degree Celsius (°C) LOI Furnace 275 x 275 x 540 MM Chamber for buyers who search by exact machine type, chamber size and 1300°C temperature rating. This page is specific to the MM dimension version, so the chamber size is presented in the unit normally used in the buyer's drawing, tender or purchase request.

Because muffle furnaces are used across ashing, drying, calcination and light heat-treatment, the chamber and controller are specified for flexibility rather than one narrow process window.

Routine QC and teaching labs value a muffle furnace precisely because one unit can cover several standard test methods without dedicated process-specific tooling.

FAQs for 1300 Degree Celsius (°C) LOI Furnace 275 x 275 x 540 MM Chamber

What is 1300 Degree Celsius (°C) LOI Furnace 275 x 275 x 540 MM Chamber best suited for? It is best suited for controlled heating jobs where this exact 275 x 275 x 540 MM chamber size must fit the sample, crucible, tray or batch volume.
Can Trutherm supply 1300 Degree Celsius (°C) LOI Furnace 275 x 275 x 540 MM Chamber with custom controls? Yes. Controller type, safety devices, body material, power connection and documentation can be configured according to application and site requirements.

Application Examples

  • General laboratory heat treatment, drying and ashing across sample types.
  • Calcination and loss-on-ignition testing.
  • Small-batch annealing and stress-relieving of metal parts.
  • Teaching and demonstration use in institutional labs.

Industry Use-Cases

  • Multi-purpose QC and testing laboratories.
  • Educational institutions running heat-treatment demonstrations.
  • Small manufacturers needing an all-round furnace.
  • Research groups with varied, low-volume heating needs.

Recommended Accessories

Ceramic sample trays Spare K-type thermocouple Heat-resistant handling gloves PID controller upgrade

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