**Safety Operation Rules for Sand Blasting Machines**
Sand blasting machines are one of the most efficient and cost-effective tools used in modern industrial applications, especially for surface treatment processes. These machines are commonly used to remove rust, scale, and other contaminants from metal surfaces, making them an essential part of many manufacturing and maintenance operations. Ensuring proper safety procedures when operating a sand blasting machine is crucial for both personnel safety and equipment longevity.
Here are the key safety operation rules that must be followed:
1. **Regular Maintenance Checks**: The air storage tank, pressure gauge, and safety valve should be inspected periodically. The air tank should be drained of dust every two weeks, and the filter inside the sand tank should be checked monthly to ensure it's functioning properly.
2. **Ventilation and Sealing**: Before starting any work, check that the ventilation pipes and the sand blasting machine’s door are fully sealed. Five minutes before starting, activate the ventilation and dust removal system. If the system fails, the machine must not be operated until it is repaired.
3. **Personal Protective Equipment (PPE)**: Operators must wear appropriate protective gear, including gloves, goggles, and a face mask. It is strictly prohibited to operate the machine with exposed arms or skin.
4. **Air Pressure Control**: The compressed air valve should be opened gradually to avoid sudden pressure surges. The maximum allowable air pressure should not exceed 0.8 MPa to prevent damage to the system.
5. **Proper Abrasive Material**: The size of the abrasive media used should match the requirements of the job. Typically, it ranges between 10 to 20 mesh, and the sand must be kept dry to ensure effective performance.
6. **Work Area Safety**: During operation, no unauthorized personnel should be near the machine. If cleaning or adjusting parts is needed, the machine must be turned off first.
7. **No Air Blasting for Cleaning**: Using compressed air from the sand blasting machine to blow away dust is not allowed, as it can cause airborne particles and pose health risks.
8. **Post-Operation Procedures**: After finishing the job, the ventilation and dust removal system should continue to run for at least five more minutes to clear out any remaining dust. This helps maintain a clean and safe working environment.
9. **Emergency Response**: In case of any accidents—whether personal injury or equipment failure—the area should be secured immediately, and the incident should be reported to the relevant department for investigation and corrective action.
By following these safety protocols, operators can significantly reduce the risk of accidents and ensure the smooth and efficient operation of the sand blasting machine. Always prioritize safety, stay alert, and follow all manufacturer guidelines to protect yourself and your team.
Source: [http://news.chinawj.com.cn](http://news.chinawj.com.cn)
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