News

Angle grinder with a cut-off disc mounted, wheel guard covering the top half of the disc

Can You Run a 5" Disc on a 4-1/2" Grinder? Wheel Diameter, Guard & RPM Mismatch Rules

angle grinderWhitby Abrasives
Grinding wheel mounted between flanges on a grinder in a metal fabrication shop

How to Mount a Grinding Wheel: The One-Third Flange Rule, Blotters & the Torque Cap

ANSI B7.1Whitby Abrasives
Angle grinder with a thin cut-off wheel making a straight cut through steel bar, sparks trailing

Cut-Off Wheel Kickback & Pinching: Why Wheels Grab, Bind & Shatter — and How to Stop It

angle grinderWhitby Abrasives
Tradesperson changing a cut-off disc on an angle grinder in a metal fabrication shop

Stuck Grinder Disc or Seized Flange Nut: How to Remove It & Stop It Recurring

angle grinderWhitby Abrasives
Knotted wire cup brush mounted on an angle grinder cleaning weld scale off steel

Wire Brush Spec Decode: Knotted vs Crimped, Wire Gauge, Max Safe Free Speed and How to Stop Wire Shedding

safetyWhitby Abrasives
Angle grinder making a straight 90-degree cut in steel with a thin cutting disc, sparks trailing off the edge of the wheel

Can You Grind With a Cutting Disc? The Side-Load Rule & What ANSI B7.1 Actually Allows

angle grinderWhitby Abrasives
A worker in protective gear grinding metal with sparks in an industrial shop — abrasive disc shelf life, Whitby Abrasives, Ontario, Canada

Abrasive Disc Shelf Life & Expiry: The Resin 3-Year Rule & When to Replace

inspectionWA Technical Team
A worker in protective gear grinding metal with sparks in an industrial shop — abrasive safety standards explained, Whitby Abrasives, Ontario, Canada

EN 12413, oSa & ANSI B7.1: What the Abrasive Safety Marks Mean

complianceWA Technical Team
A worker in protective gear grinding metal with sparks in an industrial shop — silica dust safety grinding metal, Whitby Abrasives, Ontario, Canada

Cutting & Grinding Dust & Silica Safety: What Canadian Shops Must Know

complianceWA Technical Team
A worker in protective gear grinding metal with sparks in an industrial shop — grinding wheel safety, Whitby Abrasives, Ontario, Canada

Grinding Wheel Safety: Max RPM, the Ring Test, ANSI B7.1 & Why Wheels Shatter

complianceWA Technical Team
A worker cutting metal with an angle grinder as sparks fly — cut-off wheel rpm and thickness, Whitby Abrasives, Ontario, Canada

Cut-Off Wheel FAQ: RPM Ratings, Reinforcement, Bore & Why Thin Cuts Cooler

grindingWA Technical Team
Sparks flying from a grinding wheel cutting metal in a workshop

Certified Abrasives in 2026: Why Tested Cutting Discs and Grinding Wheels Matter More Than Ever

abrasivesWhitby Abrasives