Research Bulletin 2000-5: Refinishing Plastic Parts

Research Bulletin 2000-5
Refinishing Plastic Parts:BASF / Glasurit

Plastics Painting System

Plastics Primer #934-200

Clear (AX 90-0200)

Resin Base: Copolymer

Products Required:

Plastic Primer #934-200
Plastic Primer Activator #934-100
Universal-Cleaner #541-30

Application/Properties

Universal 2K-plastics adhesion primer for all paintable plastics found on vehicles.

Substrates

Flexible Plastics

PP-EPDM Polypropylene (Rubber modified)

PUR foam Polyurethane Integral Foam (RIM)

Hard/Rigid Plastics

ABS	Acrylic Butadiene Styrene
GFK/GRP	Glass Fiber Reinforced Plastic
GF-UP	Glass Fiber Reinforced
SMC	Sheet Moulding Compound
DMC / BMC	Bulk Moulding Compound
PVC hard	Polyvinyl chloride
PC	Polycarbonate
PA	Polyamide
PBTP	Polybutyleneterephthalate
PPO	Polyphenylene Oxide
UP	Unsaturated Polyester

Not Paintable in pure form

PP/PE Polypropylene / Polyethylene

PVC soft Polyvinyl chloride

Remarks: Careful cleaning is absolutely essential. Wash with soap and warm water.

Cleaning: Pre-clean the plastic part using a scuff pad with Universal-Cleaner for Plastics #541-30.

Sanding: Sand with 400/P600

Re-Cleaning: Re-clean with #541-30 then rub dry and allow solvents to evaporate.

Tempering

PUR-Foam and PA Polyamide plastics should be tempered for 1 hr at 140° F/60° C and thoroughly cleaned with #541-30 to ensure that pores are opened and any moisture totally dried out.

PROCESSING DATA 1K-Plastics-Adhesion-Primer #934-200

USE 2-component Plastics Adhesion Promoter

SYSTEM B. 10

MIXING RATIO
Hardener
Reducer 100 parts by vol. #934-200
50 parts by vol. #934-100
n/a

Potlife at 68° F/20° C 8 hours. Stir well before use.

SPRAY VISCOSITY:
DIN4 68° F/20°C Ready for use after mixing.

GRAVITY GUN NOZZLE 1.3 - 1.5 mm

GRAVITY GUN HVLP 1.3 mm

SUCTION GUN NOZZLE 1.7 - 1.8 mm

SUCTION GUN HVLP 2.2 mm

SPRAY PRESSURE 45 - 60 p.s.i.

SPRAY COATS 1 thin wet coat.

BRUSHING n/a

DRY COAT THICKNESS .4 -.6 mil

FLASH-OFF TIME:
68° F/20° C 15 min. prior to filler or top coat application

PROCESSING DATA	1K-Plastics-Adhesion-Primer #934-200
USE	2-component Plastics Adhesion Promoter
SYSTEM	B. 10
MIXING RATIO Hardener Reducer	100 parts by vol. #934-200 50 parts by vol. #934-100 n/a
Potlife at 68° F/20° C	8 hours. Stir well before use.
SPRAY VISCOSITY: DIN4 68° F/20°C	Ready for use after mixing.
GRAVITY GUN NOZZLE	1.3 - 1.5 mm
GRAVITY GUN HVLP	1.3 mm
SUCTION GUN NOZZLE	1.7 - 1.8 mm
SUCTION GUN HVLP	2.2 mm
SPRAY PRESSURE	45 - 60 p.s.i.
SPRAY COATS	1 thin wet coat.
BRUSHING	n/a
DRY COAT THICKNESS	.4 -.6 mil
FLASH-OFF TIME: 68° F/20° C	15 min. prior to filler or top coat application

Sanding

Wet by Hand	Do not sand
Wet by Machine	Do not sand
Dry by Hand	Do not sand
Dry by Machine	Do not sand

Comments

Surfacing over #934-200 can be carried out with:

Rapid Filler #285-100*
Tintable Primer #285-75*
Primer Filler MS #285-22*

* Elastifier Additive #521 -111 must be added as per Finishing System B. 10 instructions.

Fiberglass Parts: #934-200 is not necessary

Note:
Materials described are for application by professional trained personnel only using proper equipment. Products may be hazardous & should be used according to label directions & technical data information. Appropriate respiratory protection should be worn at all times while products are in use-read product label for specific details. Statements & methods described are based upon the latest standard of technology known to the manufacturer. Application procedures cited are suggestions only & are not to be interpreted as warranty for events resulting from their use.