Neutral Salt Spray Corrosion Test Chamber for Accelerated Corrosion & Surface Coating Evaluation
Corrosion rarely happens overnight in real environments—but in product development, waiting is not an option.
The HeJin Neutral Salt Spray Test Chamber is engineered to reproduce corrosive marine and industrial atmospheres under strictly controlled conditions. By generating a fine, uniform salt fog, the chamber enables fast and objective evaluation of corrosion resistance, coating integrity, and material durability.
As part of HeJin’s Environmental Test Chamber portfolio, this equipment combines structural reliability, precise control, and long-term operational stability, making it a trusted solution for quality control, R&D validation, and compliance testing across multiple industries.
International Reference Standards
- ASTM B117
Standard Practice for Operating Salt Spray (Fog) Apparatus
- ISO 9227
Corrosion tests in artificial atmospheres — Salt spray tests
- NSS: Neutral Salt Spray
- Test solution concentration
- Temperature and pH control requirements
- IEC 60068-2-11
Basic environmental testing procedures – Salt mist
- GB/T 10125
Corrosion tests in artificial atmospheres — Salt spray tests
Applications
- Automotive parts and components
- EV battery housings and connectors
- Fasteners, bolts, and metal assemblies
- Surface coatings, electroplated layers, and paint films
Technical parameters
| Item |
Parameters |
| Model | HJ-EMTC-009 |
| Nominal Internal Volume | 600L |
| Effective Inner Chamber Dimensions | 1200x500x1000mm (Customizable) |
| External Dimensions | 1900x1400x1300mm (Customizable) |
| Brine Tank Capacity | 40L |
| Maximum Current | 10A |
| Power Supply | AC220V Single Phase Two Wire + Protective Grounding |
| Voltage Fluctuation Range | ± 10%V |
| Frequency Fluctuation Range | 50 ± 0.5Hz |
| Ambient Temperature | 5~30℃ |
| Relative Humidity | 85%RH; |
| Laboratory Temperature | RT→+350℃ ≤40min |
| Pressure Tank Temperature | RT→+50℃ ≤40min |
| Relative Humidity | 85% RH |
Test Objects & Detectable Items
Test Objects:
- Metals and alloys
- Electroplated parts (zinc, nickel, chromium)
- Painted and powder-coated components
- Anodized aluminum parts
Detectable Evaluation Items:
- Corrosion initiation time
- Rust formation and spread
- Coating blistering and peeling
- Pitting corrosion behavior
- Surface degradation patterns
Detailed real shot pictures
Why Choose HeJin
As a direct manufacturer of Environmental Test Chambers, HeJin controls every step — from structural design to final calibration. This ensures consistent quality, flexible customization, and faster response compared to trading companies.
Our Neutral Salt Spray Corrosion Test Chamber is not just a test device; it is a reliable partner in material durability verification and product quality assurance.
FAQ
Q1: Is this chamber suitable for ISO 9227 NSS testing?
Yes. The chamber is designed to fully comply with ISO 9227 Neutral Salt Spray requirements.
Q2: Can the chamber run continuously for long-term tests?
Absolutely. It is engineered for stable, uninterrupted operation over extended test cycles.
Q3: Can the chamber size be customized?
Yes. HeJin offers multiple standard sizes and fully customized chamber dimensions.
Q4: What industries commonly use this test chamber?
Automotive, EV, electronics, marine, hardware manufacturing, and surface treatment industries.
Q5: Is on-site installation support available?
Remote guidance is standard, and on-site service can be arranged upon request.
