Standard

 

ACR 105 - Body Fiberglass, Plastic, and Rubber Repair Techniques

Course Description

Provides instruction in non-metallic auto body repair techniques. Topics include: cracked or splintered area repair, bonding agent usage, fiberglass and plastic body parts removal and replacement procedure, partial fiberglass header panel replacement procedure, plastics identification, plastic and rubber welding techniques, and Sheet Molded Compound (SMC) repairs.

 

Competency Areas

Hours

 

Cracked or Splintered Area Repair

Class

1

Bonding Agent Usage

D. Lab

2

Fiberglass and Plastic Body Parts Removal and Replacement Procedure

P. Lab/O.B.I.

5

Partial Fiberglass Plastics Identification Header Panel Replacement Procedure

Credit

3

Plastic and Rubber Welding Techniques

 

 

Sheet Molded Compound (SMC) Repairs

 

 

 

 

 

Prerequisite/Corequisite:

Program admission, ACR 100, ACR 101, ACR 102

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D.Lab

P.Lab/

O.B.I.

CRACKED OR SPLINTERED AREA REPAIR  

1

3

7

Minor cuts and cracks

Repair minor cuts and cracks in plastic and rubber parts using adhesives properly.

 

 

 

BONDING AGENT USAGE           

2

7

Gouges and tears

Repair gouges, tears, and punctures in plastic by means of a chemical bonding process properly.

 

 

 

FIBERGLASS AND PLASTIC BODY PARTS REMOVAL AND REPLACEMENT                           

2

7

Safety

Explain the safety precautions used when working with fiberglass.

 

 

 

Uses

Explain how fiberglass is used in adhesives to reinforce the damaged surface.

 

 

 

Types

Identify types of fiberglass.

 

 

 

Application process

Demonstrate the ability to properly prepare, apply, and finish fiberglass panels.

 

 

 

PARTIAL FIBERGLASS HEADER PANEL REPLACEMENT PROCEDURE                       

2

2

Procedure

Demonstrate the ability to properly remove fiberglass panels, bolted on and damaged sections, where panel or partial panel is to be replaced.

 

 

 

 

Demonstrate proper hardware removal and replacement on panels.

 

 

 

PLASTIC AND RUBBER WELDING TECHNIQUES

                                                                       

2

7

Techniques

Explain the keys to good welding techniques.

 

 

 

Setup

Set up and operate a hot air welding torch properly.

 

 

 

Procedure

Demonstrate the proper welding repair sequence.

 

 

 

SHEET MOLDED COMPOUND (SMC) REPAIRS

1 

20

Procedure

Remove damaged areas from rigid exterior sheet-molded compound (SMC) panels; repair with partial panel. 

 

 

 

             

Suggested Resources

 

Books

 

Chudy, H. T. (1988). The complete guide to automotive refinishing (2nd ed.). Englewood Cliffs, NJ: Prentice Hall.

Deroche, A. G. (1988). Automotive collision estimating and repair. Englewood Cliffs, NJ: Prentice Hall.

Deroche, A. G. (1988). Automotive refinishing handbook. Englewood Cliffs, NJ: Prentice Hall.

Deroche, A. G., & Hildebrand, N. N. (1986). The principles of auto body repairing and repainting (4th ed.). Englewood Cliffs, NJ: Prentice Hall.

I-CAR. (1984). Unibody auto collision repair (Series 1-9). Des Plaines, IL: Author.

 

Audiovisuals

 

McGraw-Hill Films/Silent Loop. (1988). Automotive damage correction series (Titles follow). Preparing a resin mix; Preparing and applying cloth to metal; Repairing a crack or tear; Patching a hole; Making a core with fiber mat; Installing and building a core; and Mixing and applying chopped fiber filler. New York: Author.