Overflow Ball Mill Capacities Short Tons Per 24 Hr.

Mill Size (I.D. Shell x Grinding Length) Feed

Feed

** Grind

*% 200 Mesh

1 ¼”

20 Mesh

35-40

¾”

35 Mesh

45-55

½”

48 Mesh

55-65

½”

65 Mesh

65-75

^3/8”

80 Mesh

75-82

^3/8”

100 Mesh

82-88

¼”

150 Mesh

88-95

¼”

200 Mesh

95-98

5 ½ x 10

270

225

193

155

120

98

79

62

6 ½ x 8

375

305

265

215

171

134

109

85

6 ½ x 10

470

380

330

270

215

167

136

106

7 ½ x 9

650

550

470

380

300

240

194

152

7 ½ x 11

800

670

570

465

365

295

240

186

8 ½ x 11

940

790

680

550

430

345

280

220

8 ½ x 12

1,220

1,010

870

710

550

440

355

280

8 ½ x 14

1,340

1,100

950

770

600

480

390

305

9 ½ x 11

1,560

1,290

1,110

900

700

560

455

355

9 ½ x 14

1,700

1,420

1,220

1,000

780

620

500

400

10 ½ x 12

2,160

1,810

1,550

1,270

990

790

640

510

10 ½ x 14

2,520

2,090

1,810

1,490

1,160

920

750

580

11 ½ x 13

2,940

2,440

2,110

1,740

1,350

1,070

870

680

11 ½ x 14

3,620

2,980

2,600

2,100

1,640

1,310

1,060

830

11 ½ x 17

3,900

3,210

2,800

2,260

1,760

1,410

1,150

890

12 ½ x 17

4,730

3,890

3,400

2,740

2,140

1,720

1,390

1,080

13 ½ x 16

5,990

5,010

4,350

3,530

2,760

2,200

1,780

1,400

13 ½ x 18

7,020

5,980

5,160

4,160

3,270

2,600

2,070

1,620

14 ½ x 17

7,900

6,720

5,800

4,670

3,680

2,930

2,330

1,820

14 ½ x 19

9,180

7,960

6,830

5,460

4,260

3,410

2,680

2,080

15 ½ x 19

10,300

8,890

7,630

6,100

4,770

3,810

2,990

2,330

16 ½ x 19

12,400

10,700

9,180

7,420

5,690

4,580

3,580

2,780

16 ½ x 22

14,400

12,800

10,900

8,750

6,690

5,370

4,190

3,250

16 ½ x 25

16,700

14,800

12,600

10,100

7,740

6,220

4,850

3,760

8 ½ x 12

19,000

16,800

14,300

11,500

8,800

7,070

5,520

4,280

18  x 22

21,300

18,800

15,900

12,800

9,720

7,870

6,110

4,750