Cratex® Large Wheels, 2", 3", 4" & 6"

$9.10 - $85.40
Total ---
Cratex is a tough, resilient, rubberized abrasive that utilizes silicon carbide as the abrasive grain in a standard bond of premium grade, oil-resistant chemical rubber. Its unique cushioned action allows the abrasive grains to cut freely, smoothly and softly without gouging or digging into the work surface.
  • Clean and polish to remove surface deposits.
  • Remove rough surfaces to improve performance, appearance and cleanliness.
  • Ideal for work on jewelry, plastic parts, small castings and models.
Cratex Large Wheels are available in 8 sizes and 4 color-coded grits: Coarse, Medium, Fine, and Extra-Fine.
Find these items on these pages in our catalog:
  • 091
  • 999
    Frequently, speeds between 30% and 80% slower than the maximum will give optimum results. When in doubt, the following general rules should be followed.

    Wheel Dia. Arbor Hole Max. Operating
    Speed
    1" 1/16" or 1/8" 25,000rpm
    1" to 1-1/2" 1/4" 20,000rpm
    2" 1/4" 10,500rpm
    2-1/2" 1/4" 8,300rpm
    3" 1/4" 7,000rpm
    4" 1/2" 5,250rpm
    5" 1/2" 4,200rpm
    6" 1/2" 3,500rpm
    Color Type Approx.
    Grit
    Dark Green Coarse 40
    Brown Medium 90
    Red Fine 120
    Light Green Extra-Fine 240

    Style #      Dia. x Thickness Arbor Hole
    204       2" x 1/4"       1/4"
    302       3" x 1/8"       1/4"
    308       3" x 1/2"       1/4"
    404       4" x 1/4"       1/2"
    408       4" x 1/2"       1/2"
    604       6" x 1/4"       1/2"
    608       6" x 1/2"       1/2"
    612*       6" x 3/4"       1/2"
    * Style 612 is available in medium and fine grits only.