Standard

rev.09/05/03

AST 110 – Sealants

Course Description

Provides instruction in the surface preparation, application, and safe handling of sealants used in the aerospace structures repair and manufacturing industry.  Topics include: safety; surface preparation; sealants application; sealants shelf life; sealants cure times; and sealants removal.

 

Competency Areas:

Hours:

 

 

 

Safety

Class

1

Surface Preparation

D. Lab

4

Sealants Application

P. Lab/O.B.I.

0

Sealants Shelf Life

Credit

3

Sealants Cure Time

 

 

 Sealants Removal

 

 

 

 

Prerequisite:

Provisional admission

Corequisite:

     

 

 

 

 

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D. Lab

P. Lab/

O.B.I.

SAFETY

2

1

0

Fire hazards

Follow manufacturer's recommendations for prevention of fire hazards.

 

 

 

Inhalation hazards

Follow manufacturer's recommendations to prevent inhalation hazards.

 

 

 

Eye and skin irritants

Wear protective clothing and safety equipment during repair procedures.

Follow manufacturer's directions to prevent and treat eye and skin irritation.

 

 

 

Environmental hazards

Read and follow MSDS in handling all environmentally hazardous materials.

Discuss Hazardous Duty Standards Act compliance.

 

 

 

SURFACE PREPARATION

2

13

0

Material removal

Remove defective materials mechanically.

 

 

 

Surface cleaning

Prepare surface with recommended solvent.

 

 

 

SEALANTS APPLICATION

2

13

0

Mixing

Mix sealants according to manufacturer's specification.

 

 

 

Application

Apply sealants according to manufacturer's instructions.

 

 

 

SEALANTS SHELF LIFE

1

0

0

Storage and use

Use sealants within manufacturer's shelf life span.

 

 

 

SEALANTS CURE TIMES

1

0

0

Curing

Allow cure time in accordance with manufacturer's recommendations.

 

 

 

SEALANTS REMOVAL

2

13

0

Removal

Remove sealants with manufacturer's recommended solvents.

 

 

 

 

Suggested Resources

 

Books:

 

Boeing.  (Latest edition).  Industry produced training manuals.  Macon, GA: 7979 NE Industrial Boulevard, 31206.

International Aviation Publishers Staff.  (1985).  Aircraft corrosion control.  Casper, WY: Author.

Lockheed Georgia, Inc.  (Latest edition).  Industry produced training manuals.  Marietta, GA: 86 S. Cobb Drive, 30063.

McDonnell Douglas.  (Latest edition).  Industry produced training manuals.  Macon, GA: 1821 Avondale Mill Rd., 31206.

U.S. Department of Transportation (F.A.A.).  (1976).  Airframe and powerplant mechanics:  General handbook.  Casper, WY: IAP.

 

Audiovisuals:

 

Aircraft corrosion control [Videocassette #EA-CC].  (1985).  Casper, WY: IAP.

       IAP, Inc.

       P.O. Box 10000

       Casper, WY  82602-1000

       1-800-443-9250