3M Cubitron 3 Depressed Center Grinding Wheel

The 3M Cubitron 3 Depressed Center Grinding Wheel is a high‑performance, rigid‑bonded wheel designed for heavy‑duty weld removal and grinding on stainless steel, mild steel, and aerospace alloys.

Key Features

• Depressed center allows grinding at any angle.
• Re‑Engineered Precision Shaped Grain for faster cuts, cooler operation, and longer life.
• Up to 15% higher cut rate and 1.5× more material removal versus previous Cubitron II.
• Available in multiple diameters, thicknesses, and center‑hole sizes.

Specifications

• Abrasive Material: Precision Shaped Ceramic
• Grit: 36+
• Bond Type: Resin
• Application: Grinding (right‑angle grinding, weld grinding, edge beveling, etc.)
• Maximum Speed: 6650 rpm, 8500 rpm, 10200 rpm, 12250 rpm, 13300 rpm, 15300 rpm
• Wheel Type: T27
• Overall Diameter (Imperial): 4 in, 4.5 in, 5 in, 6 in, 7 in, 9 in
• Overall Diameter (Metric): 100 mm, 115 mm, 125 mm, 150 mm, 180 mm, 230 mm
• Overall Thickness: 0.25 in (6 mm)
• Center Hole Diameter (Imperial): 0.375 in, 0.625 in, 0.875 in
• Center Hole Diameter (Metric): 9.53 mm, 15.88 mm, 22.23 mm
• Center Hole Thread Size: 5/8"‑11

Applications

• Heavy weld removal
• General metal grinding
• Edge beveling and chamfering
• Gate removal and plate grinding
• Aerospace alloy machining