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Model : MF - 4 (900)

The Presto Muffle Furnace is a reliable tool used to find out the ash content in different materials. Knowing the percentage of ash in a substance helps understand its properties and quality. This furnace is carefully designed following IS and ASTM standards to ensure accuracy and safety.

 

It is widely used in many areas including medical research, agriculture, industry, rubber and wool production, metal treatment, and ash testing.

To measure ash content, a sample of the material is weighed and then burned in the furnace. After burning, the remaining ash is weighed, and the percentage of ash is calculated. This process helps in determining the amount of minerals or other solid substances present in the sample.

The Presto Muffle Furnace has a durable finish in Autumn Gray and Blue, which protects it from rust and corrosion.

Each furnace comes with all the necessary documents including an Instruction Manual, Electrical Wiring Diagram, and a Calibration Certificate that is traceable to NABL-approved laboratories.

Optional Accessories:

  • Digital Timer

  • PID Controller with computer or printer interface

Presto Instruments is a leading manufacturer and supplier of Muffle Furnace . For the best price, contact us for a quote or call now!
 

Features & Highlights

Inner Chamber Sizes (Other sizes available on request):

  • 4 × 4 × 9 inch

  • 5 × 5 × 10 inch

  • 6 × 6 × 12 inch

Display: Graphical LCD (Digital) / LED
Temperature Accuracy: ±5ºC
Resolution / Least Count: 1ºC
Sensor Type: J-type or K-type (based on selected range)
Power Requirement: 20A, 220V, Single Phase, 50 Hz
Timer Range: Up to 999 hours
Temperature Range (Selectable):

  • Ambient +5ºC to 900ºC

  • Ambient +5ºC to 1200ºC

Other chamber sizes and temperature ranges are available on request.

Features:

  • Provides highly accurate test results with uniform temperature distribution inside the chamber

  • High-quality imported glass wool insulation ensures excellent heat retention

  • Maximum thermal efficiency thanks to superior insulation

  • Advanced digital microprocessor-based PID temperature controller for precise control

  • Auto-tuning feature in the PID controller for stable temperature maintenance

  • SSR-based output controls for reliable performance

A muffle furnace is a high-temperature oven used to heat, burn, or test samples in a controlled environment. It is mainly used to determine ash content, heat treatment, and material testing.

It is widely used in medical research, agriculture, industry, rubber and wool processing, metal treatment, and ash determination.

 

Muffle furnaces are available in ranges from ambient +5ºC up to 900ºC or 1200ºC, depending on your requirements.

Most modern muffle furnaces use an advanced digital PID controller for precise temperature control, often with auto-tuning for stable results.

Common chamber sizes include:

  • 4 × 4 × 9 inch

  • 5 × 5 × 10 inch

  • 6 × 6 × 12 inch
    Other sizes can also be customized on request.

Typically, it requires 220V, 20A, single-phase, 50 Hz power supply.

 

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