Saw Blade Troubleshooting

Premature Dulling of Teeth

Problem Solution
Blade put on machine backwards Install blade correctly
Improper blade brake-in procedure Refer to recommended procedures
Hard material or heavy surface scale Check material or surface hardness
Improper cutting fluid mix ratio Follow coolant mixing procedure
Speed or feed too high Reduce speed or feed

Teeth Stripping

Problem Solution
Improper blade brake-in procedure Follow proper break-in procedure
Speed to slow Refer to cutting recommendations
Feed Pressure too high Reduce feed pressure
Poor cutting fluid application or ratio Adjust coolant flow & ratio
Hard material or heavy surface scale Check material or surface hardness
Wrong blade pitch Use proper tooth selection
Work spinning or loose nested bundles Tighten vises or use nesting clamps

Rough Cut

Problem Solution
Dull or damaged blade Install new blade
Incorrect feed or speed Refer to cutting recommendations
Blade not supported properly Adjust or tighten guide arms
Low blade tension Refer to operators manual
Incorrect tooth pitch Use proper tooth selection
Guide arms too far apart Adjust guide arms closer to the material

Wear on back of blade

Problem Solution
Excessive back-up guide preload Adjust pressure blocks
Low blade tolerance Refer to operators manual
Incorrect blade (Carbon steel type) Switch to a Bi-metal blade
Excessive feed rate or pressure Reduce feed rate or pressure
Damaged or worn pressure black Replace pressure block
Guide arms spaced too far apart Adjust guide arms closer to work
Blade rubbing band wheel flanges Adjust wheel alignment

Teeth Fracture back of Tooth

Problem Solution
Saw guide not properly adjusted Align or adjust saw guides
Incorrect feed or speed Refer to cutting recommendations
Incorrect blade Use proper blade types & pitch
Material moves in vise Inspect & adjust vises

Inaccurate cut

Problem Solution
Guide arms too far apart Adjust guide arms closer to material
Blade worn out Replace blade
Over or under feeding Check cutting recommendations
Improper tooth pitch Use proper tooth selection
Cutting fluid not applied properly Adjust coolant nozzle
Too many teeth for material cross section Use proper tooth selection
Guides worn or too loose Tighten or replace guides
Material slips in vice Clean materials & check vice pressure

Teeth Fracture front of tooth

Problem Solution
Loose material in vice Adjust vices
Incorrect tooth pitch Use proper tooth selection
Feed too fast Reduce feed rate
Speed too fast Refer to cutting recommendation

Blade Breakage

Problem Solution
Incorrect blade Check tooth selection
Blade tension too high Reduce blade tension
Excessive feed Reduce feed pressure
Incorrect cutting fluid Use narrower blade
Worn or chipped pressure block Replace worn pressure block
Blade rubbing on wheel flange Adjust Wheel Alignment
Teeth in contact with work before starting saw Allow blade clearance above work
Side guide too tight Adjust side guide