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Diamond Blade

Diamond Blade Do's and Don'ts

Diamond Blade Do's and Don'ts

 Dry Cutting Blades

Do's

Follow manufacturer's blade recommendation for material being cut. Check for suitability of cutting dry.

Inspect diamond blade for damage before mounting on saw. Check arbor shaft and flanges for damage or uneven wear.

Be sure blade is mounted on correct diameter shaft with arrow in the proper direction of rotation and blade shaft nut is securely tightened with wrench.

Inspect blade periodically during use for fatigue cracks and segment damage.

Wear proper safety equipment and observe safe operation procedures.

 

Don'ts

Never operate and saw without safety guards in place.

Do not exceed maximum operating speed established for blade diameter.

Do not force blade into material: allow blade to cut at it's own speed.

Do not cut or grind with side of blade or cut a curve or radius.

 

Wet Cutting Blades

Do's

Match blade specification with material to be cut.

Inspect blade for damage before mounting on saw: check arbor shaft and flanges for damage and uneven wear.

Be sure blade is mounted on correct diameter shaft and the blade shaft nut is securely tightened with wrench.

Check for continuous flow of water to both sides of the blade.

Follow manufacturer's recommended pulley sizes and operating speeds for specific diameter blades.

 

Don'ts

Do not operate any machine without blade guard in place.

Do not cut dry with blades recommended for wet cutting.

Do not exceed maximum safe operating speed.

Do not operate saw with blade diameter larger than machine's capacity.

 

Always follow all the manufacturer's safety recommendations as well as complying with the ANSI B7.1, B7.5, OSHA and Safety Guidelines furnished with each product. Using blades machines in a SAFE manner will assure the long life and cutting quality of your PR Diamond Blades.

-----------------------------------------------------------------------------------------------------------------------Cutting Speeds & Depths

Diamond Blade Operating Speeds

Maximum Blade Cutting Depths

Diameter

Recommended

R.P.M.s*

Maximum

R.P.M.s

Diameter

Cutting Depth

Diameter

Cutting Depth

4"

5"

6"

7"

8"

10"

12"

12" High Speed (Dry)

14"

14" High Speed (Dry)

16"

18"

20"

22"

24"

26"

28"

30"

32"

36"

42"

48"

9,072

7,257

6,048

5,184

4,536

3,629

3,024

2,592

2,268

2,016

1,814

1,649

1,512

1,396

1,296

1,210

1,134

1,008

864

756

15,000

12,000

10,185

8,730

7,640

6,115

5,095

6,300

4,365

5,500

3,820

3,395

3,055

2,780

2,550

2,350

2,185

2,040

1,910

1,700

1,455

1,275

Concrete Blades

Masonry Blades

12"

14"

16"

18"

20"

24"

26"

30"

36"

42"

48"

3-5/8"

4-5/8"

5-5/8"

6-5/8"

7-5/8"

9-5/8"

10-5/8"

11-3/4"

14-3/4"

17-3/4"

20-3/4"

14"

18"

20"

5"

7"

8"

Tile Blades

6"

7"

8"

9"

10"

1-3/4"

2-1/4"

2-3/4"

3-1/4"

3-3/4"

Power Hand Saw Blades

4"

5"

6"

7"

8"

1"

1-1/2"

2"

2-1/2"

3"

High Speed Blades

12"

14"

4"

5"

Wall Saw Blades

Note: Cutting depths are approximate and will vary with different blades and saws.

18"

24"

30"

36"

42"

48"

6-1/2"

9-1/2"

11-1/2"

14-1/2"

17-3/4"

20-3/4"

Based on 9,500 SFPM optimum performance range + 10%.

About the Author

Frank A.M. Thomas is the resident expert on diamond blades and cutting tools at http://www.prdiamond.com. You can e-mail him at mel@prdiamond.com.

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