Diam. of wheel in inches

Surface Speed in per Minute

Diam. of Wheel in MM

4,000

4,500

5,000

5.500

6,600

6,500

7,000

7,500

8,000

8,500

9,000

9,500

10,000

12,000

12,500

14,200

16,000

16,500

17,000

Surface Speed in Meters per Second

20.319

22.859

25.399

27.938

30.478

33.018

35.558

38.098

40.638

43.177

45.717

48.257

50.797

60.956

63.496

72.136

81.275

83.816

86.356

Revolutions per Minute

1

15,279

17,189

19,099

21,008

22,918

24,828

26,738

28,648

30,558

32,468

34,377

36,287

38,197

45,837

47,746

54,240

61,115

63,025

64,935

25.40

1.5

10,186

11,459

12,732

14,006

15,279

16,552

17,825

19,099

20,372

21,645

22,918

24,192

25,465

30,558

31,831

36,160

40,744

42,017

43,290

38.10

2

7,639

8,594

9,549

10,504

11,459

12,414

13,369

14,324

15,279

16,234

17,189

18,144

19,099

22,918

23,873

27,120

30,558

31,513

32,468

50.80

2.5

6,112

6,875

7,639

8,403

9,167

9,931

10,695

11,459

12,223

12,987

13,751

14,515

15,279

18,335

19,099

21,696

24,446

25,210

25,974

63.50

3

5,093

5,730

6,366

7,003

7,639

8,276

8,913

9,549

10,186

10,823

11,459

12,096

12,732

15,279

15,915

18,080

20,372

21,008

21,645

76.20

3.5

4,365

4,911

5,457

6,002

6,548

7,094

7,639

8,185

8,731

9,276

9,822

10,368

10,913

13,096

13,642

15,497

17,462

18,007

18,553

88.90

4

3,820

4,297

4,775

5,252

5,730

6,207

6,685

7,162

7,639

8,117

8,594

9,072

9,549

11,459

11,937

13,560

15,279

15,756

16,234

101.60

5

3,056

3,438

3,820

4,202

4,584

4,966

5,348

5,730

6,112