Table XV. Rate Of Grinding Gun Parts On Vertical Grinder

No 1 on two sides

-

40

to 50 per hour

No. 2 on one side

-

125

per

hour

No. 3 on one side

-

175

per

hour

No. 4 on two sides

-

100

per

hour

No. 5 on one side

-

150

per

hour

No. 6 on two sides

-

150

per

hour

No. 7 on two sides

-

175

per

hour

No. 8 on two sides

-

200

per

hour

No. 9 on two sides

-

200

per

hour

No. 10 on two sides

--■

200

per

hour

No. 11 on two sides

-

250

per

hour

No. 12 on two sides

-1

200

per

hour

No. 13 on two sides-

-

175

per

hour

No. 14 on two sides

-

200

per

hour

No. 15 on two sides

-

200

per

hour

No. 16 on two sides

-

175

per

hour

No. 17 on two sides

-

100

per

hour

No. 18 on two sides

-

125

per

hour

No. 19 on two sides

-

200

per

hour

No. 20 on two sides

-

150

per

hour

No. 21 on two sides

-

150

per

hour

No. 22 on two sides

-

100

per

hour

No. 23 on two sides

-

150

per

hour

Fig. 339. Pratt and Whitney Grinding Machine Using Magnetic Flat Chuck

Fig. 339. Pratt and Whitney Grinding Machine Using Magnetic Flat Chuck.

Fig. 340. Gun Parts Ground on Vertical Grinder

Fig. 340. Gun Parts Ground on Vertical Grinder.