How often should you change mower blades?

For the average homeowner, a good rule of thumb is to replace your mower blades annually. Sharpening mower blades on a regular basis will prolong the life of your blades. Be sure to take protective measures if you sharpen your blades at home - wear protective gear and disconnect the spark plugs.

How long does a mower blade last?

On average, most mower blades last up to 100 to 200 hours under normal conditions. The number of hours can be as high as 400 if you use high-quality blades. When blades get dull, you can sharpen them with a grinder or metallic file, but the blade sharpening will only work for 2 to 3 times.

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

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.

When should a lawn mower blade be replaced?

Also check the thickness of your lawn mower blade. Over time, dirt, sand, and other debris can erode the blade, causing the metal to weaken and become paper-thin. If you see this, you should replace the blade immediately since it can break while mowing and possibly injure someone.

How long should riding mower blades last?

How Often Should Lawn Mower Blades Be Replaced? Most manufacturers suggest replacing a blade after a total of four sharpenings or after two years of use at most to be sure the metal is of high integrity and won't chip or break.

When to Replace your Lawn Mower Blade

Is it better to sharpen or replace mower blade?

Lawn mower blades are built for durability and can usually be salvaged with regular sharpening. However, if you notice large dents and chips on the edge that aren't smoothed out with a blade sharpener, it's time to invest in new blades. Yard debris can also wear down a blade over years, resulting in thin weak metal.

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

Sometimes the easiest way to tell if there's a mower blade issue is looking at the blade itself. Blades can get damaged over time. If there are any sizable dents or if the blade is bent, it needs to be sharpened or completely replaced.

How often should I sharpen my mower blades?

In general, sharpen twice per season or after 25 hours of use to keep your blades in good shape. Also, sharpen the blades after hitting rocks. Stone can easily dent or nick the blades. The lawn itself can also hint when you need to sharpen your mower blades.

How much does it cost to have lawn mower blades sharpened?

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.

Are new mower blades already sharpened?

Do New Lawn Mower Blades Need to Be Sharpened? If your lawn mower is brand new, then there won't be any need to sharpen the blade. During the manufacturing process, mower blades are always sharpened, and new mowers come with sharp blades from the factory.

Can you sharpen lawn mower blades without taking them off?

Can a Lawn Mower Blade Really Be Sharpened Without Removing It? Yes, you can sharpen a lawn mower blade without removing it. I usually take my blade off to sharpen it, but if you want to hone yours while it's attached to the mower you certainly can.

Does a sharp lawn mower blade make a difference?

Do sharp mower blades make a difference? Yes, sharp blades make a difference-a huge difference, to say the least. When grass grows fast and becomes bushy during spring, only sharper blades will do a great cut with minimum strain on your lawnmower. You also realize faster mowing with sharp mowing blades.

Should a lawn mower blade be razor sharp?

How Sharp Should Your Mower Blade Be? 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. Contrary to popular belief, a lawn mower blade with a razor sharp edge will not cut grass better.

Is it worth sharpening the mower blade?

You'll know that you need to sharpen your lawn mower blades when the tips of your grass are brown and ragged. When this happens, your grass becomes less capable of storing water and more susceptible to disease. Some lawn mower manuals suggest sharpening or replacing blades after every 25 hours of use.

Do lawn mower blades wear out?

Lawn mower blades are made to last a long time but not forever. It can be hard to decide if your blade needs to be replaced or just sharpened. This article examines the quality of 4 lawn mower blades, explaining if they should be replaced or not. This blade is completely worn out.

How often should I change my lawn mower oil?

For existing push mowers, like shown in the video below, its recommended to change and replace the oil at least once a season or for every 50 hours of run time. For existing riding mowers, it is recommended to change and replace the oil at least once a season, or for every 100 hours of run time.

Why are new mower blades not sharp?

The main reason that some people believe that new blades should be sharpened before use is due to the powder-coated paint finish that is applied to most replacement blades by the manufacturer. This finish is particularly thick around the blade's cutting edge and to the touch, it can make it feel like it's dull.

Do you sharpen both sides of a lawn mower blade?

Always sharpen from the top side of the cutting edge; this will give you the longest-lasting edge on the blade. Note: The file cuts in one direction only, on the push stroke; you'll feel it bite into the steel on the blade.

Does wet grass dull mower blades?

Wet grass doesn't dull lawn mower blades any more than grass that is bone dry does. It's simply a common (and incorrect) conclusion that people come to when they're cutting wet grass and not having the same level of success as in drier conditions.

Do you really need mulching blades?

If you want to mulch your clippings, use a mulching blade. Just don't let your lawn get too overgrown. Manage to do that and it'll do an adequate job of bagging and discharging too. But if you've got no interest in mulching and want to bag or discharge your clippings every time, go with a regular blade.

Can I sharpen my own lawn mower blade?

There are few different ways to sharpen lawnmower blades, including using a bench grinder, hand file, rotary tool, or angle grinder. But here's a quicker, easier and more accurate method: use a drill and sharpening stone that's specifically designed for putting a cutting edge back onto dull lawnmower blades.

How often should lawn mower spark plugs be changed?

For standard lawn mower and small engine maintenance, you should check and/or replace spark plugs: once a season. every 25 hours of use.

Are new lawn mower blades balanced?

Are New Lawn Mower Blades Balanced? While you should not sharpen new lawn mower blades, you should check to make sure they are balanced. Even though all of the new lawn mower blades I've bought have been balanced, it is worth checking.

How do I know if my lawnmower blade is blunt?

Rough and torn grass leaf ends are a sure-sign that there's more than likely a blunt mower-blade in use. The trouble with removing only a third of the length can mean more mowing. However it is usually kinder on the operator as well as the lawn by not scalping or cutting into the lawn thatch or mat too aggressively.