(Part A) Machinerys Handbook 31st Edition Pages 1-1484

Machinery's Handbook, 31st Edition

1284

GRINDING WHEELS Table 1a. Standard Shapes and Inch Size Ranges of Grinding Wheels ANSI B74.2-2003

Size Ranges of Principal Dimensions, Inches

Applications

D = Dia.

T = Thick.

H = Hole

H D

T

Type 1. Straight Wheel For peripheral grinding.

CUTTING OFF (Organic bonds only)

1 to 48

1 ∕ 64 to 3 ∕ 8

1 ∕ 16 to 6

CYLINDRICAL GRINDING Between centers CYLINDRICAL GRINDING Centerless grinding wheels CYLINDRICAL GRINDING Centerless regulating wheels INTERNAL GRINDING OFFHAND GRINDING Grinding on the periphery General purpose

1 ∕ 2 to 6

5 to 20

12 to 48

14 to 30

1 to 20

5 or 12

8 to 14 1 ∕ 4 to 4

1 to 12 1 ∕ 4 to 2

3 to 6

3 ∕ 32 to 7 ∕ 8

1 ∕ 2 to 4 3 or 4

1 ∕ 2 to 3

6 to 36

For wet tool grinding only

30 or 36

20

1 ∕ 4 to 1 1 ∕ 2

1 ∕ 2 to 1 1 ∕ 4

SAW GUMMING (F-type face)

6 to 12

SNAGGING Floor stand machines

1 1 ∕ 4 to 2 1 ∕ 2

12 to 24

1 to 3

SNAGGING Floor stand machines (Organic bond, wheel speed over 6500 sfpm) SNAGGING Mechanical grinders (Organic bond, wheel speed up to 16,500 sfpm)

20 to 36

2 to 4

6 or 12

24

2 to 3

12

SNAGGING Portable machines

1 ∕ 4 to 1

3 ∕ 8 to 5 ∕ 8

3 to 8

SNAGGING Portable machines (Reinforced organic bond, 17,000 sfpm)

3 ∕ 4 or 1

1

6 or 8

SNAGGING Swing frame machines

3 1 ∕ 2 to 12

12 to 24

2 to 3

SURFACE GRINDING Horizontal spindle machines

1 ∕ 2 to 6

1 1 ∕ 4 to 12

6 to 24

TOOL GRINDING Broaches, cutters, mills, reamers, taps, etc.

1 ∕ 4 to 1 ∕ 2

5 ∕ 8 to 5

6 to 10

D

W

Type 2. Cylindrical Wheel Side grinding wheel—mounted on the diameter; may also be mounted in a chuck or on a plate.

T

W = Wall

SURFACE GRINDING Vertical spindle machines

8 to 20

4 or 5

1 to 4

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