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Priming Plastics: primer selection & use

REPAIR STEP

5

Page 14

www.urethanesupply.com

Types of Bumpers

New Replacement Bumpers

OEM Primed Bumpers

RAW TPO Bumpers

RAW PUR Bumpers

Repaired Bumpers

OEM Painted Bumpers

Identify Bumper

Domestic bumpers (GM, Ford, Chrysler) usually have OEM primer. Color is usually black with high sheen and uniform appearance. Occasionally gray. Sanding the surface lightly with 400 grit sandpaper will produce fine dust. The color or appearance of the painted side is different or if overspray is visible on the inside of the bumper. NOTE: Sometimes the inside is primed also.

Toyota, Nissan, Kia and Subaru are usually raw, unprimed TPO. ID symbol is P , PP/EPDM, TSO ,TPO,TEO, or TPE. Usually black with dull finish, sometimes non-uniform in appearance, may have tacky mold release agent on surface. When sanded lightly with 400 grit sandpaper, virtually no dust is produced.

May be PUR if Toyota or Lexus with light gray color. All yellow plastic bumpers are PUR. ID symbol is PUR. When lightly sanded with 400 grit sandpaper will produce virtually no dust.

High Gloss. Color matches body color. Base material different color than top coat.

Product Selection

Surface Preparation

(OPTIONAL) Clean Bumper with 1020 Scuff Magic Prep Soap and a gray scuff pad. Allow to Dry.

(REQUIRED) Clean Bumper with 1020 Scuff Magic Prep Soap and a gray scuff pad. Allow to Dry.

(REQUIRED) Clean Bumper with 1020 Scuff Magic Prep Soap and a gray scuff pad. Allow to Dry.

(REQUIRED) Bumper surface and ambient temperature should be between 65˚F and 95˚F. Clean entire surface to be primed with 1000 Super Clean Plastic Cleaner. Spray heavy, wet coat over a 1 to 2 square foot area, wipe dry with a clean cloth, exposing clean surface to plastic with each wipe.

(REQUIRED) Bumper surface and ambient temperature should be between 65˚F and 95˚F. Clean entire surface to be primed with 1000 Super Clean Plastic Cleaner. Spray heavy, wet coat over a 1 to 2 square foot area, wipe dry with a clean cloth, exposing clean surface to plastic with each wipe.

(REQUIRED) Bumper surface and ambient temperature should be between 65˚F and 95˚F. Clean entire surface to be primed with 1000 Super Clean Plastic Cleaner. Spray heavy, wet coat over a 1 to 2 square foot area, wipe dry with a clean cloth, exposing clean surface to plastic with each wipe. Repeat until the entire surface has been cleaned.

Repeat until the entire surface has been cleaned.

Repeat until the entire surface has been cleaned.

(REQUIRED) Clean entire bumper with 1020 Scuff Magic Prep Soap and a red scuff pad. Rinse with clean water. Allow to Dry. Bumper surface and ambient temperature should be between 65˚F and 95˚F.

Sand overall with 320 grit sand paper. Blow dust free.

Continued on Page 15

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