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| Bond Information & Comparison | Group "A" Shapes | Group "B" ShapesGroup "W" Shapes |
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Type 1
(Straight Wheels)
Diameter Thickness Arbor Hole

1" 1/16 1/8
1/8 1/8
3/16 1/8
1/4 1/8
3/8 1/4
1/2 1/4
3/4 1/4
1 1/4

1-1/2" 1/16 1/8
1/8 1/8
3/16 1/8
1/4 1/4
3/8 1/4
1/2 1/4
3/4 1/4
1 1/4

2" 1/16 1/4
1/8 1/4
3/16 1/4
1/4 1/4
3/8 1/4
1/2 1/4
3/4 1/4
1 1/4

2-1/2" 1/8 1/4
3/16 1/4
1/4 1/4
3/8 1/4
1/2 1/4
3/4 1/4
1 1/4

3" 1/8 1/4
3/16 1/4
1/4 1/4
3/8 1/4
1/2 1/4
3/4 1/2
1 1/2

4" 1/16 1/4
1/8 1/4
3/16 1/4
1/4 1/4
3/8 1/4
1/2 1/2
3/4 1/2
1 1/2

6" 1/8 1/2
3/16 1/2
1/4 1/2
3/8 1/2
1/2 1/2
3/4 1/2
1 1/2

8" 1/8 1/2
3/16 1/2
1/4 1/2
3/8 1
1/2 1
3/4 1
1 1

10" 1/4 1
3/8 1
1/2 1
3/4 1
1 1

12" 1/4 1
3/8 1
1/2 1
3/4 1
1 1

Cratex MX Type 1 Wheel Availability
The sizes shown are the more popular ones, however there are many more available. If you would like a different diameter, thickness or arbor hole, other than shown, please contact us and provide your exact requirements.

Cratex MX Wheels are available in the same four standard bonds as the MX mounted A, B, and W shape wheels.

Bonds: CXG, CXH, CXI, and CXN. Please refer to Bond Information for more details and recommendations.

Cratex MX Type 1 wheels are available in Aluminum Oxide grits: 24, 36, 54, 80, 120, 180, 220, and 320.

Cratex MX Type 1 wheels are recommended for, but not limited to, applications for: gear polishing, hard and soft metal deburring, polishing of runners for plastic molds and dies, aluminum and stainless steel weld blending, corrosion removal, glass edge polishing, tool mark removal, turbine blade polishing and blending, thread cleaning, radius blending and polishing, stainless steel sink weld blending and polishing, deburring and polishing kitchen utensils and cookware.

Please contact us and ask for MX application recommendations for your fabrication needs.

Warning! Grinding Wheels Improperly Used Are Dangerous!
Comply with American National Standards Institute (ANSI) B-7.1 Safety Requirements For The Use, Care And Protection Of Abrasive Wheels. Copies of this publication are available from the Grinding Wheel Institute, 30200 Detroit Ave., Cleveland, OH 44145, or ANSI 1430 Broadway, New York, NY 10018.

MAXIMUM SAFE OPERATING SPEEDS
Bonds
Diameter
CXG & CXH
Max. Speed
CXI & CXN
Max. Speed

1" 36,290 54,240
1-1/2" 24,195 36,160
2" 18,145 27,120
2-1/2" 14,515 21,695
3" 12,095 18,080
3"x1x1/2 12,095 12,095
4" 9,075 13,560
4"x3/4x1/2 9,075 9,075
4"x1x1/2 9,075 9,075
5" 7,260 10,850
5"x3/4x1/2 7,260 7,260
5"x1x1/2 7,260 7,260
6" 6,050 9,040
6"x3/4x1/2 6,050 6,050
6"x1x1/2 6,050 6,050
7" 5,185 7,750
7"x3/4x1/2 5,185 5,185
7"x1x1 5,185 5,185
8" 4,535 6,780
8"x3/4x1 4,535 4,535
8"x1x1 4,535 4,535
9" 4,030 6,030
9"x3/4x1 4,030 4,030
9"x1x1 4,030 4,030
10" 3,630 5,425
10"x3/4x1 3,630 3,630
10"x1x1 3,630 3,630
12" 3,025 3,025

Please note that 4" diameter wheels and larger have different RPM rates for different wheel thickness.

WARNING!: Never exceed the maximum safe operating speed listed. Refer to ANSI B-7.1 for safety standards. Always wear eye and face protectors.