Rectangular Muffle Furnace – High-Temperature Laboratory Furnace (Digital/Analog Control)

Description

The Rectangular Muffle Furnace is a compact, high-temperature heating unit engineered for ash content determination, material testing, incineration, and heat treatment in laboratories. Built with ceramic fiber insulation, robust outer casing, and precise temperature controls, this muffle furnace is suitable for milk testing labs, metallurgical analysis, research institutions, ceramic labs, and chemical industries. It provides fast, uniform heating up to 1000°C – 1400°C, ensuring accurate and safe thermal processing.

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Key Features

✅ Rectangular Chamber Design
Maximizes internal usable space for crucibles, sample trays, and other lab containers—perfect for batch testing and uniform heat distribution.

✅ High-Temperature Performance (1000°C to 1400°C)
Ideal for ashing, fusing, calcination, and loss on ignition (LOI) procedures.

✅ Digital PID Temperature Controller
Ensures precise thermal control with programmable ramp/soak features and safety cut-offs (analog option available).

✅ Ceramic Fiber Blanket Insulation
Low heat loss and energy efficiency with rapid heat-up and cool-down time.

✅ Heavy-Duty Heating Elements
Kanthal wire embedded in refractory tiles ensures long life and uniform temperature distribution.

✅ Sturdy Outer Body (Double Walled)
Constructed with powder-coated mild steel or stainless steel, ensuring thermal protection and durability.

✅ Front-Loading Door with Insulation
Convenient and safe access with minimal heat leakage during operation.

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Applications

Dairy & Food Labs – Determining ash content and moisture-free dry weights.

Material Testing Labs – Heat treatment, sintering, and ceramic processing.

Pharmaceutical Labs – Combustion residue and residue-on-ignition tests.

Research Institutes – Organic sample burnout and inorganic analysis.

Chemical & Metallurgical Labs – Calcination, annealing, and glass melting.

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Why Choose Rectangular Muffle Furnace?

✔ Compact, space-efficient rectangular chamber
✔ High heat efficiency and minimal heat loss
✔ Suitable for a wide range of high-temp lab applications
✔ Precise thermal control with digital safety
✔ Long-lasting heating elements and durable construction

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Technical Specifications

Parameter Details

Chamber Shape Rectangular
Temperature Range Up to 1000°C / 1200°C / 1400°C (Model Dependent)
Inner Chamber Size 4″x4″x9″, 5″x5″x10″, 6″x6″x12″ or Custom
Heating Elements Kanthal A-1 / Nichrome Coil
Insulation Type High-Density Ceramic Fiber / Refractory Bricks
Temperature Controller Digital PID / Analog Thermostat
Body Material Powder-Coated MS / SS Outer Casing
Door Type Front-Loading with Ceramic Insulation
Power Supply 230V / 440V AC, 50Hz (Single / Three Phase)