How To Polish Aluminum To Mirror Finish?

How to polish aluminum to mirror finish:
Step 1—Prepping the surface
Clean and degrease the item you want to polish, make sure the surface is free of dirt. If the surface of the workpiece is lacquered you must remove the lacquer.

Step 2—Sanding
If the parts are heavily scratched, marked, or scored then suitable abrasive should be used prior to polishing to remove. Choosing the grits, most of the jobs can be done with grit 320 followed by grit 400 finishing with grit […]

Buffing Wheel Pressure for Polishing and Buffing

Buffing Wheel Pressure for Polishing and Buffing:
Rotate speed and buffing wheel pressure are two elements that must work together to produce the best finish in a safe, economical way. Proper pressure must be applied to the workpiece to produce the friction that allows the compound to buff. In tangential buffing, enough pressure should be applied to the workpiece to cause the buffing wheel to flare slightly at the point of contact. Inadequate pressure gives no buffing action, but excess […]

Rotate Speed for Polishing And Buffing

Rotate Speed for Polishing And Buffing:
The correct peripheral rotate speed is an important consideration in getting the right results from your buffing operation. Working at high rate will heats the work surface and prevents the polishing compound working properly, while working at low speed will can not get high mirror finish.
For reasons of economy and efficiency, Surface Feet Per Minute (SFPM) for each polishing and buffing operation is an important factor.  For best results, your buffing wheels should maintain a […]

Equipment And Supplies Needed For Polishing

Equipment And Supplies Needed For Polishing
If you want to polishing a material, some necessary equipment and supplies are needed.
Equipment
Equipment can be used for polishing include polishing/buffing machine, bench grinder, sander grinder/polisher, drill and rotary tool. The rotate speed recommended for polishing & buffing is 3,000 rpm or less.
  

 

Supplies
Sisal Polishing Wheel
Sisal Polishing Wheel used for first heavy stage of polishing on steel and non-ferrous metals, also removing grinding marks left from previous abrasive operations on stainless steel.  it is made […]

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