MENU

  • {{searchText}} in ({{typeAhead.level3}} / {{typeAhead.level4}})
    • English
    • Deutsch
    • 简体中文
    • Français
    • Italiano
    • Português
    • 日本語
    • India
    • 한국어
    • Español
    • Türkçe
    • Polski
    • Český
    • Pусский язык
     

Troubleshooting

The following chart shows typical end-of-life conditions and possible solutions to improve tool life.

Problem

Possible Cause

Recomended Solution

Carbide Fracture
  • Hard cutting conditions
  • Extreme impact.
  • Contact your Kennametal sales Representative for a full evaluation.

Carbide Fracture

Thermal Cracking

  • 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

Excessive Carbide Wear

  • Very abrasive cutting conditions.
  • High rotation speed.
  • Cutting too deep.
  • Adjust rotation and feed of machine.

Excessive Carbide Wear

Steel Wash

  • 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

One-Sided Steel/Wear on Gage

  • 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

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 Breakage

Shank Bending

  • Worn block bore.
  • Worn-out sleeve.
  • Hard cutting conditions.
  • Blunt/missing cutting tip.
  • Contact your Kennametal sales Representative for a full evaluation.

Shank Bending

Broken Hub/Hub Failure

  • Worn-out block: lateral play.
  • Contact your Kennametal sales Representative for a full evaluation.

Broken Hub/Hub Failure

Retainer Failure

  • Worn-out block: lateral play.
  • Contact your Kennametal sales Representative for a full evaluation.

Retainer Failure

Sleeve Breakage
  • Hard cutting conditions.
  • Worn-out sleeves.
  • Contact your Kennametal sales Representative for a full evaluation.

Sleeve Breakage