Aluminum profile extrusion die grinding is a common mold processing method, mainly used to improve the surface quality and accuracy of the mold and extend the service life of the mold. The grinding process mainly includes the following steps:

1. Preliminary polishing: Use a coarse grindstone or sandpaper with larger abrasive grains to preliminary polish the surface of the mold to remove burrs, defects and scratches on the surface of the mold.

2. Fine grinding: Use fine grindstone or sandpaper with smaller abrasive grains to finely grind the mold surface to make the mold surface smoother.

3. Mirror polishing: Use ultra-fine grindstone or sandpaper with extremely small abrasive grains to mirror-polished the mold surface to achieve a mirror-like effect.

4. Cleaning and maintenance: The polished mold needs to be cleaned and maintained to ensure the cleanliness of the mold and prevent the mold from rusting.

During the polishing process, you need to pay attention to the following points:

1. When grinding, keep the mold and grinding tools clean to prevent abrasive particles, dust and other impurities from scratching the mold surface.

2. Apply force evenly when grinding to prevent uneven mold surface caused by uneven force.

3. When grinding, care should be taken to protect the accuracy of the mold and prevent dimensional deformation of the mold caused by excessive grinding.

5. The polished mold should be cleaned and maintained in time to prevent the mold from rusting.

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