Problem

• Hard cutting conditions
• Extreme impact.

• Contact your Kennametal sales Representative for a full evaluation.

Carbide Fracture

• Hard cutting conditions.
• Lack of penetration
• Grinding of material not conveyed.
• Excessive heat generation during cutting.

• Contact your Kennametal sales Representative for a full evaluation.

Thermal Cracking

• Very abrasive cutting conditions.
• High rotation speed.
• Cutting too deep.

• Adjust rotation and feed of machine.
  

Excessive Carbide Wear

• Grinding of material not conveyed.
• Abrasive cutting conditions.

• Contact your Kennametal sales Representative for a full evaluation.
• NB tip, X-series, hardfacing.
• Increase feed.

Steel Wash

• Conical not rotating.
• Misaligned blocks.
• Sticky cutting conditions.
• Worn blocks.
• Excess material build-up on tool.

• Clean the conical for foreign particles.
• Tap the conical.
• Contact your Kennametal sales Representative for a full evaluation.

One-Sided Steel/Wear on Gage

• Worn block bore.
• Worn-out sleeve.
• Hard cutting conditions.
• Blunt/missing cutting tip.

• Contact your Kennametal sales Representative for a full evaluation.

Shank Breakage

• Worn block bore.
• Worn-out sleeve.
• Hard cutting conditions.
• Blunt/missing cutting tip.

• Contact your Kennametal sales Representative for a full evaluation.

Shank Bending

• Worn-out block: lateral play.
  

• Contact your Kennametal sales Representative for a full evaluation.

Broken Hub/Hub Failure

• Worn-out block: lateral play.
  

• Contact your Kennametal sales Representative for a full evaluation.

Retainer Failure

• Hard cutting conditions.
• Worn-out sleeves.

• Contact your Kennametal sales Representative for a full evaluation.

Sleeve Breakage