How do you know when to replace your lawn mower blade?

After a visual inspection of your mower blades, you will be able to tell if your blades have any nicks and dents. Blade erosion can happen over time due to yard debris, so be sure sure to inspect the thickness of the mower blade. For the average homeowner, a good rule of thumb is to replace your mower blades annually.

How do I know if I need a new mower blade?

Four signs you need a new lawn mower blade

  1. It’s more than two years old. As a general rule of thumb, a mower blade should be replaced every one to two years for safety and performance purposes.
  2. It’s bent. …
  3. It’s dull and you’ve already sharpened it twice. …
  4. There are dents, gouges and/or pieces missing.

15 авг. 2014 г.

How do I know if my lawn mower blade is sharp?

Look for these signs that it’s time to sharpen the mower blades:

  1. Dents or nicks in the mower blades.
  2. Uneven grass height after cutting.
  3. Grass blades look torn instead of sliced.
  4. Brown, frayed grass edges.
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How long do lawnmower blades last?

If you are concerned with the overall lifetime and ask this question “how often should I change my lawn mower blades,” a typical lawn mower blade lasts around 100 to 200 hours depending on the material and mowing intensity.

What does a dull mower blade do?

A dull blade can make your lawn appear yellow, brown and raggedy. A dull lawnmower blade may even pull up portions of the grass because it actually pulls on the entire plant instead of slicing through the blades of grass cleanly.

Does wet grass dull mower blades?

Cutting wet grass can dull the blade more quickly. Clean blades thoroughly before and after mowing a lawn when wet to keep the cut as sharp as possible.

Should I sharpen or replace my lawn mower blade?

To avoid an ugly, unhealthy lawn, you should sharpen your blades regularly and replace them as needed. When you sharpen them really depends on your individual usage. Most manufacturers give recommendations in their product manuals, specifying how thick the cutting edge should be before replacing.

Do you sharpen both sides of a lawn mower blade?

Your lawn mower blade is dull. Sharpen the blade twice each season to help maintain a green, healthy lawn. A sharp blade not only cuts blades clean so grass plants recover quickly, it helps reduce your lawn mowing time.

Can a mower blade be too sharp?

Mower blades should be aggressively sharp, but not as sharp as a razor’s edge. You should be able to touch the blade with your hand without getting cut. … Additionally, lawn mower blades that are too sharp get duller, faster resulting in the need to sharpen more frequently and a shorter blade life.

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How much does it cost to sharpen a lawn mower blade?

Depending on the type of your mower, you can expect to pay anywhere between 20 dollars to 60 dollars. If it’s a reel lawn mower you might not even need to take the blades off the mower and sharpen them while they’re attached.

How often should you replace a lawn mower?

Average Life Expectancy. The average lawnmower lasts eight to 10 years with proper maintenance and care. A lawnmower that is not maintained may last one-half that time. Some manufacturers measure the service life of their lawnmowers and components in hours of use.

Can you sharpen lawn mower blades with angle grinder?

Angle grinders provide one of the easiest and fastest ways to grind out nicks in the blade and restore a sharp edge, especially when compared to time-consuming flat files. Lawnmower blades have a chisel-type blade with one flat edge and one beveled edge, so you only need to grind one side.

Why is my mower leaving circles?

It’s possible the ground is slightly uneven. If the wheels fall into a rut, or of you pass over a slight hill, the blades will cut that grass shorter, appearing as a visible circle. Try raising the blade on your mower.

Why are mower blades not sharp?

Dull lawn mower blades do not cleanly cut the blades of grass. Instead, the grass is ripped or torn, resulting in a jagged edge. This jagged edged will brown within days, causing an uneven look to a recently cut lawn. The jagged edges also present an easy way for disease and parasites to enter the grass.

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