Salt Spray Corrosion Test Machine: Salt Fog Chamber For Corrosion Testing
Product Decription:
The Salt Spray Test Chamber is a highly advanced testing solution designed to precisely measure the corrosion resistance of materials and coatings against salt spray. By simulating harsh marine environments, this chamber evaluates the durability of various products, including parts, electronics, and metal materials, ensuring they can withstand corrosive conditions. It is essential for industries where corrosion resistance is critical, providing comparative analysis of different protective treatments and adhering to international standards.
Key Features:
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Durable Construction and Automatic Water Management:
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The chamber features a robust PVC construction, making it resistant to environmental stresses and ensuring long-term durability.
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An automatic water replenishment system with level monitoring ensures seamless operation, reducing the need for manual intervention.
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Precision Fog Dispersion:
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A precision nozzle ensures uniform fog dispersion, preventing salt crystal buildup on samples.
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The integrated control panel simplifies operation and monitoring, allowing users to easily manage test parameters.
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Safety and Efficient Temperature Control:
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Safety features include over-temperature protection and water level alerts, ensuring safe operation.
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Direct steam heating provides quick and even temperature control, while the conical design of the spray tower optimizes fog distribution.
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Enhanced Accessibility and Post-Test Visibility:
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Larger models offer a pneumatic cover for easy access, facilitating the placement and removal of samples.
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An automatic defogger enhances post-test sample visibility, ensuring clear and accurate inspection.
Applications:
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Automotive Industry: Evaluates the corrosion resistance of vehicle components and coatings.
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Electronics: Tests the durability of electronic components and devices in corrosive environments.
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Metal Materials: Assesses the protective properties of coatings on metal parts.
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Marine and Offshore: Simulates marine environments to evaluate the corrosion resistance of materials used in these sectors.
Major Specification
Model | ND-S304 |
Inner Box Size (L*W*H) | 600*450*400 mm (Can be customized) |
Outside Box Size(L*W*H) | 1070*600*1180mm (Can be customized) |
Equipment Material | Both inside & outside shell adopt imported P.V.C rigid plastic board, and tank cover uses imported transparent P.V.C. rigid plastic board |
Temperature Range | RT+5°C~55°C |
Temperature Fluctuations | ≤±0.5°C |
Temperature Uniformity | ≤±2°C |
Temperature Precision | ±1°C |
Test Chamber Temperature | Salt Spray Method (NSS ACSS)35±1°C Corrosion-resistant Testing Method(CASS)50±1°C |
Saturated air Barrel Temperature | Salt Spray Method (NSS ACSS)47±1°C Corrosion-resistant Testing Method(CASS)63±1°C |
Brine Temperature | 35°C±1°C |
Spray Quantity | 1.0~2.0 ml / 80cm2 / hr |
PH | Salt Spray Method (NSS ACSS6.5~7.2) Corrosion-resistant Testing Method(CASS)3.0~3.2 |
Lab Volume | 108L (Can be customized) |
Brine Tank Capacity | 15L |
Power | 1#, AC220V,10A |
Multiple Safety Protection Devices | Current discharge protection, over pressure protection, over temperature protection, over load fuse protection |
Accessories | Testing Salt/ Measuring tank/ Equipment each 1 set |
Standards | CNS: 3627, 3385, 4159, 7669, 8886; JIS: D0201, H8502, H8610, K5400, Z2371; ISO: 3768, 3769, 3770; ASTM: B117, B268 |

Company Information:
Dongguan Neide Technology Co. Ltd located in Dongguan, Guangdong province with convenient transportation access. We take immense pride in our journey of excellence as a premier provider of top-quality testing equipment. With our unwavering commitment to innovation, we specialize in crafting cutting-edge environmental test chambers and mechanical test machines.
Our extensive range includes temperature and humidity chambers, thermal shock test chambers, tensile testing machines, and vibration test machines. What sets us apart is our proficiency in creating customized testing equipment tailored to your specific needs.
At the heart of our operations lies a dedication to precision and compliance. Our products are engineered to meet and exceed international standards, such as ISO, ASTM, DIN, EN, GB, BS, JIS, AMSI, UL, TAPPI, AATCC, and IEC.
This ensures that our solutions not only adhere to industry benchmarks but set new standards of excellence. Our services and products find applications across diverse sectors, including R&D institutions, quality inspection establishments, universities, and electronics and communications industries.
FAQ:
1: How does the salt spray corrosion test machine handle the issue of differential aeration cells during testing? These can form due to variations in oxygen access on the test specimen surface and significantly impact the corrosion mechanism and test results.
Our salt spray corrosion test machine is designed with a unique air - circulation system that ensures relatively uniform oxygen distribution within the chamber. By maintaining a consistent flow of air and salt fog, we minimize the formation of large - scale differential aeration cells. Additionally, the design of the specimen holders and the positioning of the test specimens are carefully considered. We ensure that there are no areas where air circulation is restricted around the specimens. This helps to prevent the localized depletion or enrichment of oxygen, which in turn reduces the influence of differential aeration cells on the corrosion process.
2. In the context of long - term accelerated corrosion testing, how does the machine account for the potential for the salt solution to become contaminated or its properties to change over time? This could affect the accuracy and reproducibility of the test results. The salt spray corrosion test machine has a built - in solution - monitoring and maintenance system. Regularly, the machine checks the pH value, specific gravity, and the concentration of the salt solution. If any significant changes are detected, the machine can automatically add or adjust the components of the salt solution to bring it back to the desired state. For example, if the pH value drops due to the reaction of the salt solution with the test specimens, the machine can add a buffer solution to restore the pH. Additionally, the salt solution is filtered at regular intervals to remove any solid particles or contaminants that may have entered the system, ensuring the long - term stability of the test conditions.
3. How does the salt spray corrosion test machine ensure the accuracy of test results when dealing with specimens that have complex surface geometries, such as those with deep grooves, holes, or sharp edges? To handle specimens with complex surface geometries, we use specialized specimen - mounting fixtures. These fixtures are designed to ensure that the salt fog can reach all areas of the specimen evenly. For example, for specimens with deep grooves, we can use fixtures that hold the specimen at an angle to promote better salt - fog penetration. Additionally, we can adjust the spraying direction and the intensity of the salt fog in different parts of the chamber. The machine's control system can be programmed to target specific areas of the specimen, ensuring that the corrosion test is carried out uniformly across the entire surface, regardless of its complexity.
4. When testing materials with multi - layer structures, such as composite materials with metal and non - metal layers, how can the salt spray corrosion test machine accurately simulate and evaluate the corrosion propagation between different layers? For materials with multi - layer structures, we can customize the test parameters. First, we can adjust the salt spray composition and pH value to better mimic the real - world corrosive environments that these composite materials may encounter. For example, if the composite is used in a marine environment, we can add specific ions like magnesium and calcium to the salt solution. During the test, we use non - destructive testing methods in combination with the salt spray test. Techniques such as ultrasonic testing and X - ray fluorescence spectroscopy can be used to monitor the corrosion propagation between layers at regular intervals. This allows us to accurately evaluate how the corrosion spreads from one layer to another and how the different layers interact during the corrosion process.