It’s recommended that you sharpen the blade of your lawnmower at least once a year. … Dull blades will roughly rip through grass, leaving behind raggedly torn tips on the ends of the individual grass blades. And that can cause the grass to turn brown and leave your lawn more susceptible to disease and pests.
Is it worth sharpening mower blades?
Mowing with sharp blades will also reduce your mowing time. Typically, most home owners just need to sharpen blades twice per season. One good sharpening at the beginning of the season and one around the middle of the mowing season should be good.
Is it better to sharpen lawn mower blades or replace them?
ANSWER: BLUNT LAWN MOWER BLADES!
The rule of thumb is that mower blades should be sharpened around every 25 hours of use. Sharpening or replacing your mower blades won’t only stop your grass leaves from being ripped and bruised, but can also decrease your fuel consumption by up to 25%.
How many times can a mower blade be sharpened?
For most rotary (motorized) mowers, I recommend sharpening the blades every 20-25 hours. For a lawn that takes about 45 minutes to mow, that means you should sharpen your mower blades every 26-33 mowing sessions. Your lawn mower blade is dull. Sharpen the blade twice each season to help maintain a green, healthy lawn.
How do I know if I need a new mower blade?
Four signs you need a new lawn mower blade
- 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.
- It’s bent. …
- It’s dull and you’ve already sharpened it twice. …
- There are dents, gouges and/or pieces missing.
How much does it cost to sharpen mower blades?
If you want to choose a professional, lawn mower blade sharpening can cost about $5 to $15 per blade. If you remove the blade and bring it to them, the costs can be around $5 less. According to Sharpeningshack.net, lawn mower sharpening services usually cost around $15 per blade.
Are new mower blades already sharpened?
A brand-new blade already comes sharpened. So, there is no need to sharpen it again. … Usually, sharpening a new lawnmower blade is not necessary. Even if your blades come with a thin layer of paint, you can use it without sharpening the paint off.
How long does a mower blade last?
Well as indicated earlier, most mower blades will last about 20-25 hours until they should be sharpened. But in terms of overall lifetime, most blades last at least 100-200 hours total, and some higher quality ones can last even longer, as much as 400 hours.
Can you sharpen mower blades without removing them?
There are few different ways to sharpen lawnmower blades, including using a bench grinder, hand file, rotary tool, or angle grinder. … But, depending on the design of your mower, you might be able to sharpen the blade without removing it, which will save a considerable amount of time.