The Sulfur Dioxide Corrosion Chamber designed to simulate industrial polluted atmospheres, accurately evaluating the corrosion resistance of metal materials, surface coatings, and electronic components in sulfur-containing gases. By precisely controlling SO₂ concentration and alternating temperature-humidity conditions, it accelerates sulfidation reactions, providing scientific and reliable test data for material selection, process optimization, and lifespan prediction.
Temperature Range: Configurable per model and test requirements.
Chamber Volume: Multiple sizes for different samples and capacities.
Controller: User-friendly system for stable and precise operation.
Power Supply: Standard or customized to local electrical standards.

Sensor

Control instrument

Nozzle

Water inlet

Cylinder (equipped on models 010 and above)

Paraffin tank

Tower sprayer

Sample rack
| Item | SO₂-300 | SO₂-600 | |
|---|---|---|---|
| Inner Chamber Size D×W×H | 500×750×800 | 670×900×1000 | |
| Overall Dimension D×W×H | 800×1200×1200 | 980×1380×1450 | |
| Performance Index | Temperature Range | RT+10℃~50℃ | |
| Humidity Range | 85%~95% RH | ||
| Test Time | 0.1~999.9 (S, M, H) Adjustable | ||
| Gas Injection Volume | 0.2L/300L | ||
| Gas Generation Method | Cylinder Gas Delivery Method or Chemical Reaction Method | ||
| Total Machine Power | 1.5KW | 2.5KW | |
| Operation Control System | Controller | LED Digital P.I.D+S.S.R Microcomputer Integrated Controller | |
| Precision Range | Setting Precision: ±0.1℃; Indication Precision: ±0.1℃ | ||
| Heating System | Independent System, Nickel-Chromium Alloy Electric Heater | ||
| Sample Rack Angle | 15°, 30° | ||
| Gas Control | Self-developed High Precision Flow Controller | ||
| Construction Materials | Chamber Material | Germany Imported Temperature & Aging Resistant Plate | |
| Door Material | Wide View Tempered Impact Resistant Visual Glass Door | ||
| Heat Insulation & Sealing | Temperature & Aging Resistant Fluorosilicone Rubber Sealing Material | ||
| Safety Protection | Leakage, Short Circuit, Overheat, Water Shortage, Overcurrent Protection / Controller Power-off Memory Function | ||





Standard configuration includes a practical controller for daily testing operation.
Observation window is available on selected models for convenient monitoring.
Optional data logging is available for test data recording and management.
Communication interface can be added for data transfer or remote integration.
Special chamber material can be selected based on test media or corrosion requirements.

Electronics & ElectricalSuitable for performance and reliability testing of electronic and electrical products.

Metal & Surface TreatmentApplicable to corrosion resistance, durability, or aging evaluation of metal parts and coatings.

AutomotiveUsed for environmental durability and quality verification of automotive components.

Plastics & RubberHelps evaluate the stability and environmental resistance of plastic and rubber materials.

Laboratory TestingWidely used in laboratories for research validation, quality control, and test development.
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We provide high-quality ISO and CE certified environmental test equipment, covering standard models and customized non-standard solutions for automotive, electronics, new energy and aerospace industries. Leave your contact information and requirements, our professional team will reply to you within 24 hours.
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