What is a small salt spray testing machine?
In recent years, with the continuous improvement of industrial product quality requirements, salt spray testing machines, as an important environmental testing equipment, have received widespread attention. This article will introduce in detail the definition, working principle, application fields and comparison of popular models on the market to help you fully understand this equipment.
1. Definition of small salt spray testing machine

The small salt spray testing machine is a test equipment used to simulate salt spray corrosion environments. It is mainly used to test the corrosion resistance of materials or products in salt spray environments. Its small size makes it suitable for use in laboratories or small businesses, and can quickly evaluate the corrosion resistance of products.
2. Working principle
The small salt spray testing machine creates a salt spray environment by atomizing salt water solution to simulate corrosion conditions in marine or industrial environments. The test sample is placed in the test chamber, and after a certain period of exposure, its corrosion is observed to evaluate the corrosion resistance of the material.
3. Application fields
Small salt spray testing machines are widely used in the following fields:
| field | Application scenarios |
|---|---|
| Automobile industry | Test the corrosion resistance of automobile parts and body coatings |
| Electronic appliances | Evaluate the salt spray resistance of electronic components and circuit boards |
| Aerospace | Testing the durability of aircraft parts in marine environments |
| Hardware and building materials | Test the corrosion resistance of metal materials and coatings |
4. Comparison of popular models in the market
The following is a comparison of several small salt spray testing machine models and their main parameters that have been highly searched on the Internet in the past 10 days:
| Model | Capacity | temperature range | salt spray deposition | price range |
|---|---|---|---|---|
| XYZ-60 | 60L | Room temperature~50℃ | 1~2ml/80cm²·h | ¥5,000~8,000 |
| ABC-90 | 90L | Room temperature~60℃ | 1~3ml/80cm²·h | ¥8,000~12,000 |
| DEF-120 | 120L | Room temperature~70℃ | 1.5~3ml/80cm²·h | ¥12,000~15,000 |
5. Purchase suggestions
1.Choose capacity based on testing needs: The capacity of small salt spray testing machines is usually between 60L and 120L. The appropriate model needs to be selected according to the size and quantity of the sample.
2.Pay attention to temperature control accuracy: The temperature range and control accuracy directly affect the accuracy of the test results. It is recommended to choose equipment with high temperature control accuracy.
3.Consider the amount of salt spray fallout: Salt spray deposition is an important parameter and should comply with relevant test standards (such as ASTM B117, ISO 9227, etc.).
4.Brand and after-sales service: Choose well-known brands to ensure equipment quality and after-sales service.
6. Maintenance and maintenance
In order to ensure the long-term stable operation of the small salt spray testing machine, the following maintenance matters need to be paid attention to:
| maintenance items | Frequency | Things to note |
|---|---|---|
| Salt water replacement | after each trial | Use pure water to prepare brine to avoid impurities affecting test results |
| Nozzle cleaning | once a month | Prevents salt crystals from clogging nozzles |
| Cabinet cleaning | Quarterly | Remove residual salt in the tank to prevent corrosion |
| Sensor calibration | once a year | Ensure the accuracy of temperature and humidity sensors |
7. Industry development trends
With the improvement of environmental protection requirements and the update of testing standards, small salt spray testing machines are developing in the direction of intelligence and energy saving. The latest models are mostly equipped with touch screen control, data recording and remote monitoring functions, which greatly improves testing efficiency and convenience.
Summary: The small salt spray testing machine is an important tool for material corrosion resistance testing and is widely used in many industries. When purchasing, it is necessary to comprehensively consider parameters such as capacity, temperature range, and salt spray deposition, and perform routine maintenance to ensure the accuracy of test results and long-term stable operation of the equipment.
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