Perfect-It Random Orbital Polishing System, compound, polish, compound pads, and purple polishing pads

Standard Operating Procedure for 3M™ Perfect-It™ Random Orbital Polishing System

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Select Step 1a, 1b or 1c based on the size of your repair. Then continue on to Step 2 (Compound) and Step 3 (Polish).

Step by Step

  • Remove defects with 3M™ Purple Finishing Film Hookit™ Disc PN 30367, P1500 or PN30366 P200 3

    1a Sanding Spot Defects

    • Denib with 3M™ Finesse-it™ Trizact™ round discs, grade 3000 on denib tool
    • Refine scratches with 3M™ Trizact™ Foam Disc, grade 8000, 75mm on orbital sander.
    • Use disc damp with a soft interface pad. Refine each area with 4-6 overlapping times.
    • Proceed directly to Polish Step
  • Hookit disc being attached to sander

    1b Sanding Small Area Defects

    • Sand the area with a 3M™ Hookit™ Purple Finishing Film Abrasive Disc 260L, grade P1500 - P2000, 3" (75mm). Remove all panel defects and match texture to adjacent OEM panels. Wipe panel clean.
    • Refine scratches with a dual action sander and a 3M™ Trizact™ Foam Disc, grade 3000, 3" (75mm). Use disc damp with a soft interface pad. Refine each area with 4-6 overlapping passes.
    • (Optional) Refine scratches using 3M™ Trizact™ 8000 to further reduce the amount of time spent compounding.
    • Wipe panel clean. If scratches are still visible, continue refining.
  • Sander being used on large surface of a car

    1c Sanding Large Area Defects

    • Sand the area with a 3M™ Hookit™ Purple Finishing Film Abrasive Disc 260L, grade P1500 - P2000, 6" (150mm). Remove all panel defects and match texture to adjacent OEM panels. Wipe panel clean.
    • Refine scratches with a dual action sander and a 3M™ Trizact™ Foam Disc, grade 3000, 6" (150mm). Use disc damp with a soft interface pad. Refine each area with 4-6 overlapping passes.
    • (Optional) Refine scratches using 3M™ Trizact™ 8000 to further reduce the amount of time spent compounding.
    • Wipe panel clean. If scratches are still visible, continue refining.
  • Cleaning the panel after sanding

    Compound

    • Apply the compound to the pad in a circular motion by using the cap from the bottle to help spread a small amount of compound throughout the pad.
    • Set the pad flat on the surface and start at speed setting 4 to spread compound, increase speed as necessary. Apply medium pressure.
  • Refine micro scratches with 3M™ Trizact
    • Compound small areas at a time. Approximately a 2’x2’ (60cm x 60cm) area is recommended to ensure adequate scratch/defect removal.
    • Use a 3M™ Perfect-It™ Detail Cloth to remove the residual film from the surface. If scratches/defects remain, apply 4 drops of compound to the pad and continue compounding.
    • Insure all sand scratches have been completely removed. Inspect the surface by spraying with 3M™ Inspection Spray and wipe with a clean microfiber cloth.

    Note: Clean pads often with a 3M™ Conditioning Brush for optimal performance.

  • Hookit Foam Abrasive Disc being attached to dual action sander

    Polish

    • Apply the polish to the pad in a circle near the edge of the pad.
    • Set the pad flat on the surface and start at speed setting 4 to spread polish.

    Reduce speed as necessary. Apply medium pressure in a north/south, east/west, crosshatch pattern to remove swirls/defects.

  • Water being sprayed on the disc and area before sanding
    • Polish small areas at time. Approximately a 2’x2’ (60cm x 60cm) area is recommended to ensure adequate swirl/defect removal
    • Use a 3M™ Perfect-It™ Detail Cloth to remove the residual film from the surface. If swirls/defects remain, apply 4 drops of polish to the pad and continue polishing.