Machinery's Handbook, 31st Edition
1286
GRINDING WHEELS Table 1a. Standard Shapes and Inch Size Ranges of Grinding Wheels ANSI B74.2-2003
Table 1a. (Continued) Standard Shapes and Inch Size Ranges of Grinding Wheels
Size Ranges of Principal Dimensions, Inches
Applications
D = Dia.
T = Thick.
H = Hole
D
W
K
Type 11. Flaring-Cup Wheel Side grinding wheel with wall tapered outward from the back; wall generally thicker in the back.
T
J H E
SNAGGING Portable machines, organic bonds only, threaded hole
4 to 6
2
5 ∕ 8 -11 UNC-2B
TOOL GRINDING Broaches, cutters, mills, reamers, taps, etc.
2 to 5
1 1 ∕ 4 to 2
1 ∕ 2 to 1 1 ∕ 4
A K H D
U
Type 12. Dish Wheel Grinding on the side or on the U-face of the wheel, the U-face being always present in this type.
T
E
J
TOOL GRINDING Broaches, cutters, mills, reamers, taps, etc.
3 to 8
1 ∕ 2 or 3 ∕ 4
1 ∕ 2 to 1 1 ∕ 4
D
K
U R U = E R = U 2
T
Type 13. Saucer Wheel Peripheral grinding wheel, resembling the shape of a saucer, with cross section equal throughout.
H
E
J
1 ∕ 2 to 1 3 ∕ 4 U & E 1 ∕ 4 to 1 1 ∕ 2
8 to 12
3 ∕ 4 to 1 1 ∕ 4
SAW GUMMING Saw tooth shaping and sharpening
J
R
H
Type 16. Cone, Curved Side Type 17. Cone, Straight Side, Square Tip Type 17R. Cone, Straight Side, Round Tip (Tip Radius R = J ⁄2)
DH
R1
D
B
B
T
T
3 ∕ 8 -24UNF-2B to 5 ∕ 8 -11UNC-2B
SNAGGING Portable machine, threaded holes
1 1 ∕ 4 to 3
2 to 3 1 ∕ 2
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