1. Abrasives

2. Today’s common types of sand paper
Garnet: common for wood working.
Aluminum oxide: for metal.
Silicon carbide: wet or dry applications
Garnet Aluminum oxide Silicon Carbide

3. What type of sand paper is made for use on wood?
A. Silicon carbide
B. Garnet
C. Aluminum oxide

4. Begin with coarse paper, and work up to finer grits.
Grit size
Begin with coarse paper, and work up to finer grits.
Coarse
Smooth

5. The larger the number the smaller the grit size.
The smaller the number the larger the grit size.

6. Which number represents the most coarse grit.
180 80
100
120

7. Use coarse paper for rough sanding 80 to 100 grit
For heavy sanding.
To remove machine marks.

8. Use medium grit for final sanding of wood. 120, 150, or 180 grit
Breaking edges
Removal of scratches
Breaking
Edges

9. Use Fine grit for sanding between coats of finish. 220, 320 grit
Sand lightly between coats of finish.
Remove any rough areas of finish.

10. Types of sanders
Portable belt sander.
For aggressive or rough sanding

11. Types of sanders Orbital sanders, ½ and ¼ sheet
For medium to fine sanding

12. Types of sanders Random orbit, Pneumatic and electric.
For swirl free sanding of wood .

13. Which sander is used for course sanding?
Random orbit sander
Portable belt sander
Orbital sander

14. Types of sanders Stationary
Wide belt sander
For sanding machine marks out of surface of wood panels

15. Types of sanders Stationary
Edge belt sander
For straight edges of boards and outside radiuses.
Use caution, this machine can remove material quickly

16. Types of sanders Stationary
Disc Sander
For outside curves and short straight edges.

17. Types of sanders Stationary
Oscillating spindle sander
For inside curves or radiuses.

18. Which of these sanders can sand inside radiuses?
Disk sander
Edge belt sander
Oscillating spindle sander
Wide belt sander