Automotive Refinishing

SOP - Replacement Part Prep

• Prepare surface for primer or sealer application.
• Remove surface defects in existing coats.

Mirka Abrasives recommends the Unique or Best product for these applications. To customize your SOP, click the color coded box to choose the Good/Better/Best/Unique product for each step.

Step 1 - Sand

Gold Soft P320
23-645-320

MRP-650CV 
(6", 5mm orbit)
916GV48 Backup Pad
18-118-447 (VF) Scuff Pad

Q.Silver® P320
2B-611-320

MRP-650CV 
(6", 5mm orbit)
916GV48 Backup Pad
18-118-447 (VF) Scuff Pad

Sand panel using P320 grit abrasive using moderate speed.

Use an DE-1230-PC portable dust extractor or other dust collection system when sanding.

Scuff edges or contours using a Mirlon Total® Red scuff pad #18-118-447.

Follow paint manufacturer’s  recommended procedure for topcoating.

Step 2 - Scuff

Mirlon Total®
18-118-448

Mirlon®
18-111-448

Scuff replacement plastic panels using a gray scuff pad and the appropriate cleaner designated by the paint manufacturer.

Follow paint manufacturer’s recommended procedure for topcoating.