‌The shot blasting cycle of automotive parts is generally 3 months‌. Shot blasting is a commonly used surface treatment technology used to remove scale, rust and other contaminants on the surface of parts to improve their surface quality and adhesion. According to industry standards and most equipment manuals, the maintenance cycle of shot blasting is usually 3 months, which is suitable for high-load conditions, can effectively prevent filter material clogging and pressure difference increase, and ensure treatment efficiency‌.


In addition, the effect and life of shot blasting are also affected by many factors. For example, material properties, process level and use environment will affect the effect and duration of shot blasting. Specifically:


‌Material properties‌: Different materials have different wear resistance and corrosion resistance. For example, soft metals such as aluminum alloys and copper are prone to regenerating burrs due to friction, and the maintenance period is about 3-6 months; while hard materials such as stainless steel and titanium alloys can reach 1-2 years‌.

‌Process level‌: Mechanical polishing is more durable than manual polishing because mechanical polishing can achieve lower surface roughness‌.

‌Use environment‌: In high temperature and high humidity environments, the oxidation rate of parts is accelerated, and the maintenance period of the treatment effect will be shortened‌.


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