Description
High-Temperature Laboratory Muffle Furnace
The Professional High-Temperature Laboratory Muffle Furnace is an industrial-grade thermal processing chamber engineered for high-accuracy ash determination, heat treatment, materials research, and fusing processes. Utilizing premium ceramic fiber insulation alongside heavy-duty heating elements, this unit delivers rapid heating profiles up to its peak operating temperatures while maintaining a cool exterior shell for laboratory safety.
Key Features & Benefits
1. Advanced High-Grade Ceramic Insulation
The internal chamber is constructed using vacuum-formed alumina ceramic fiber insulation blocks. This specialized design provides ultra-low thermal conductivity, outstanding energy efficiency, rapid heating curves, and complete resistance to thermal shock.
2. PID Intelligent Temperature Control
Equipped with a micro-controlled digital PID processor, the lower control panel offers highly accurate temperature tracking with minimal overshoot. The dual-LED screen simultaneously displays the process value (PV) and set value (SV), allowing operators to easily monitor heating rates and stabilization points.
3. Ergonomic Side-Opening Door System
The rugged, front-facing side-opening door swings open a full 180°, allowing safe, unhindered access to the hot chamber core. The thick, custom-molded insulation plug on the inner door fits tightly against the furnace mouth, minimizing radiant heat loss and keeping the front workspace comfortable.
4. Heavy-Duty Safety Elements
Engineered with comprehensive laboratory safety protocols, the unit includes an automatic safety cutoff switch that instantly disconnects power to the heating elements the moment the door is opened. This eliminates any risk of electrical shock or accidental exposure during sample retrieval.
Technical Specifications
| Specification | Details |
| Maximum Temperature | 1000°C to 1200°C (Depending on Model Configuration) |
| Continuous Working Temp | 900°C to 1100°C |
| Temperature Accuracy | ±1°C |
| Heating Elements | High-Quality Alloy Resistance Wire (Embedded/Exposed Ribs) |
| Chamber Lining | Energy-Saving Alumina Ceramic Fiber |
| Controller Type | Digital Microprocessor PID with Safety Cutoff |
| Safety Features | Door-open power cutoff, thermocouple break protection, over-temperature alarm |
Product Size & Weight (Standard Compact Configuration)
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Internal Chamber Size (W x H x D): Approx. 120 mm x 120 mm x 130 mm (4.7″ x 4.7″ x 5.1″)
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External Dimensions (W x H x D): Approx. 400 mm x 520 mm x 420 mm (15.7″ x 20.4″ x 16.5″)
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Net Weight (NW): Approx. 28.0 kg (61.7 lbs)
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Gross Weight (GW): Approx. 35.0 kg (77.1 lbs) shipped in a heavily padded export-grade wooden crate to preserve internal ceramics.
Ideal Applications
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Analytical Chemistry: Ashing organic or inorganic samples, moisture reduction, and gravimetric testing.
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Materials Science: Annealing, tempering, hardening, and sintering metal alloys, glass, or ceramics.
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Geological & Mining: Ignition testing, coal combustion analysis, and mineral assaying.
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Dental Laboratories: Pre-heating investing materials and firing dental ceramics/porcelains.
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