Blade Sharpening
Sharp blades are the foundation of everything you do on the ice. Whether you are holding an edge, spinning, or landing a jump, the quality of your edges determines how much control you have. Professional sharpening restores those edges to their optimal condition.
What Blade Sharpening Actually Does
The bottom of a figure skating blade is not flat. It has a concave channel called the hollow that runs the length of the blade, creating two distinct edges — an inside edge and an outside edge. Over time, these edges wear down, develop nicks, and lose their bite. Sharpening uses a spinning grinding wheel to restore the hollow and return both edges to equal sharpness.
The depth of the hollow is measured by its radius of hollow (ROH), which is the radius of the circle that would complete the curve ground into the blade. A smaller radius creates a deeper hollow with sharper edges. A larger radius creates a shallower hollow with smoother glide.
Understanding Radius of Hollow
| Radius | Hollow Depth | Feel | Best For |
|---|---|---|---|
| 3/8" | Deep | Maximum grip, more friction | Lighter skaters needing extra bite |
| 7/16" | Medium-deep | Strong grip with moderate glide | Freestyle skaters (jumps and spins) |
| 1/2" | Standard | Balanced grip and glide | Most recreational and freestyle skaters |
| 5/8" | Shallow | Smooth glide, less resistance | Ice dancers, moves in the field |
| 3/4" | Very shallow | Maximum glide, minimal grip | Advanced ice dancers |
Signs Your Blades Need Sharpening
Your blades are telling you when they need attention. Watch for these signs:
- Slipping on edges. The blade slides sideways when you try to hold an inside or outside edge, especially during crossovers or spirals.
- Chattering on turns. Instead of a smooth, clean turn, the blade vibrates or stutters across the ice.
- Difficulty gripping on spins. Spins that used to center easily now travel or wobble.
- Skidding on stops. Your snowplow or hockey stop does not bite the way it should.
- Visible nicks or flat spots. Run your fingernail gently across the edge — you will feel notches or dull areas where the edge has been damaged.
How Often Should You Sharpen?
- Recreational skaters (1-2 sessions per week): Every 30-40 hours of ice time, roughly every 2-3 months.
- Club-level skaters (3-5 sessions per week): Every 20-30 hours of ice time, roughly every 4-8 weeks.
- Competitive skaters (daily training): Every 15-25 hours of ice time, or as soon as edges feel dull.
Ice hardness, skating style, and body weight also affect how quickly edges wear. If something feels off on the ice, it is better to get your blades checked than to push through on dull edges.
What to Expect During the Sharpening Process
Step 1: Blade inspection.
We examine your blades for nicks, uneven edges, rust, and overall condition. This tells us whether a standard sharpening will suffice or if additional work is needed.
Step 2: Wheel selection and setup.
The grinding wheel is dressed to match your requested radius of hollow, ensuring the correct depth and profile.
Step 3: Grinding pass.
The blade is passed across the spinning wheel with even pressure. Multiple light passes are made rather than one aggressive pass, which preserves blade life and produces a cleaner edge.
Step 4: Edge check.
Both edges are checked for evenness and sharpness. The edges must be level — if one side is higher than the other, the blade will pull to one side on the ice.
Step 5: Deburring and finishing.
Any burrs left from the grinding process are carefully removed so the edges are clean and consistent from toe to heel.
After Your Sharpening
Freshly sharpened blades will feel noticeably different during your first session back on the ice. Edges will grip more aggressively, and you may need a few minutes to adjust. This is normal. Protect your investment by following good blade care habits — always dry your blades after skating and store them in soft blade covers, never hard guards.
Our Sharpening Service
We offer professional figure skating blade sharpening on-site at our Kentucky location. We work with all major blade brands and can accommodate any radius of hollow. Whether you need a routine touch-up or a full regrind, we will make sure your edges are level, sharp, and ready for the ice.
Contact us for pricing, availability, and to schedule your appointment.
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