Knowledge Builders

when should you replace your lawn mower blade

by Mazie Nader Jr. Published 2 years ago Updated 2 years ago
image

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 do you know when your lawnmower needs a new blade?

The Blade is Dented or Bent 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 long should lawn mower blades 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 you know if 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.

How often should you get your lawn mower blade sharpened?

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.

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.

How can I make my lawn mower blade last longer?

2:4612:11Never Sharpen Your Mower Blades Again??? - YouTubeYouTubeStart of suggested clipEnd of suggested clipHonestly a power washer works better and probably faster.MoreHonestly a power washer works better and probably faster.

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.

Should a lawn mower blade be razor 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. Contrary to popular belief, a lawn mower blade with a razor sharp edge will not cut grass better.

Does tall grass dull blades?

This means you won't get an even, overall trim, and areas of taller grass will spring up once the grass dries. It's also more likely that your mower will tear grass blades instead of neatly clipping them, resulting in more visible damage to the ends of grass blade.

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.

Why are lawn mower blades dull?

But it really does depend on its condition, a mower blade that cuts a small mature yard will last longer. New yards usually have rocks, stones, and debris that impacts the blade causing it to become dull and wear out quickly.

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.

How often should you replace your lawn mower?

around 10 yearsMost mowers will last around 10 years, but that may vary based on how often you use it, the climate you live in, and the size of your lawn. If you notice any of these problems with your mower, it may be time to look into purchasing a new one.

Can a lawn mower blade be too sharp?

In fact, an edge that is that sharp has the tendency to roll over, which can cause blades to get nicked and chipped. Additionally, lawn mower blades that are too sharp get duller, faster resulting in the need to sharpen more frequently and a shorter blade life.

How long do Husqvarna mower blades last?

Husqvarna Long Life Safety Blades should be replaced every 6-8 weeks and Husqvarna Endurance Safety Blades every 3-4 months. Replacing your Automower® blades is relatively straightforward. If you're not sure how to do it, it's always best to have your Elite Automower® Dealer do it for you.

Can you tip a lawn mower on its side?

1:293:31Proper Way To Tip A Lawnmower Over! - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd here's exactly why you don't want to tip your mower up like this is because you will get someMoreAnd here's exactly why you don't want to tip your mower up like this is because you will get some fuel leak out of the tank.

When Should You Replace The Lawn Mower Blades?

An average homeowner should replace their mower blade each year during the start of every season. However, if the blades get damaged before the season, have the blades replaced immediately. Before any replacement is done, inspect the blades to see which condition they are in and consult the user manual for guidance. The manual should also help you know the safety precautions to take during replacement and still under warranty. When replacing these blades, wear heavy-duty gloves to protect yourself.

How long does a lawn mower blade last?

A lawnmower blade could last for about 200 hours, but that is dependent on the mowing intensity. If your yard has lots of sticks and stones, your blade might have to be replaced more than once a year.

Why is my lawn mower blade bent?

It is common for the blades to bend or damage if you accidentally mow over the rock and debris. A bent blade is often off-balance and poses a safety threat to you and the mower. Replacing it on time could save you lots of money, and ensure mowing happens without any complications. So, how do you know that the blade is bent?

How to get a clean cut when mowing?

The ideal way to achieve a clean cut when mowing is using sharp mower blades. If you want to have an easier job, keep a spare blade and occasionally swap the blades on different mowing sessions. Mowing your yard needs the ideal equipment to avoid pests and diseases and ensure that your lawn looks healthy. The wrong blades could damage even the ...

Why is my lawn mower cutting uneven?

If your grass seems uneven after mowing, that is an indication of dull or damaged blades. Normally, your lawn mower should cut the grass at a similar height if the blades are sharp. However, when these blades are damaged or dull, you will be forced to mow the same area a couple of times before getting the desired results.

Why sharpen mower blades?

A dull mower blade will rip off the grass and weaken it, which leads to diseases. Therefore, sharpening the blades is the ideal tactic to reduce your mowing time and ensure you do not get too tired. However, before buying new mower blades, inspect the old ones to ensure they need a replacement.

How to tell if grass blades are damaged?

Inspect your grass to see if the tips are cut and if they look torn out. That indicates the blades are damaged since that is the only time your grass will have a nasty cut. If that is the situation, have the blades replaced immediately since that could be harmful to the grass as it inhibits healthy grass growth.

What is the average life span of lawn mower blades?

As previously stated, most mower blades will last about 20-25 hours before needing to be sharpened. However, in terms of overall lifespan, most blades endure at least 100-200 hours, with some higher-quality blades lasting up to 400 hours.

Sharpening VS Replacing

Sharpen the blades on a regular basis and replace them as needed to avoid an unsightly, unhealthy lawn. When you sharpen them is entirely dependent on how you use them. In their product instructions, most manufacturers indicate how thick the sharp edge is before it needs to be replaced. Sharpening instructions are usually included as well.

How to sharpen the mower blades

You have the choice of sharpening the blade yourself or having someone else do it for you. Basic blade sharpeners can be purchased for $20 or less.

Where should I buy new blades from?

It can be difficult to get the correct mower blade. The issue with ordering lawn mower blades online is that they all look the same. It can be aggravating not to be able to pick up the new blade and compare it to the old one.

Why do mower blades wear down?

The back corners of this blade are worn down and will no longer cut as effectively. This usually happens due to cutting on sandier grounds . When using this blade, the driver will notice a decrease in cut quality going downhill. This blade should be replaced.

What does blade #3 mean?

Blade #3 looks to be in great quality. But the second picture shows how the sharpening has worked its way into the lift of the blade. This is a direct sign of oversharpening. When the sharpening starts to work into the lift, it has lost its ability to pull clippings into the deck and discharge them properly. This blade should be replaced.

Is the balde blade worn out?

This blade is completely worn out. These edges could break while mowing and hit someone. It is time to separate from this old trusty balde. It is very dangerous to use and should immediately be replaced.

Can you use a grass blade without sharpening?

Even with the imperfections of this blade, it can still be used. The grass will tear instead of cut cleanly if it were to be used without a sharpening. The tear will leave a yellow color to the tips of the grass and will also allow easy access for diseases. Once it is sharpened and worked on by an expert, this blade will give the grass a clean cut.

Do lawn mower blades last forever?

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.

Why Sharpen Your Own Mower Blades?

The biggest advantage of doing your own lawn mower blade sharpening is that it saves you money. All you need are a few pieces of equipment:

How to tell if a sharpener blade is dull?

After sharpening, check that your blade is balanced. Look for a nail or a tack sticking out of a wall, and hang your blade on it through the center hole. If the blade tips to one side, that side is too heavy and needs to be filed.

Why Use a Sharpening Service?

Your local hardware store might offer blade sharpening services; you also might find blade sharpeners at such gatherings as farmers markets. Having someone else sharpen your blade can be a valuable option:

How to sharpen a bevel blade?

Use your flat metal file for quick maintenance or if you suspect you might have hit a rock or another object that nicked your blade. Use a disc grinder to restore the bevel’s angle and the blade’s overall sharpness once or twice a season .

Why is my lawn turning brown?

For the homeowner or property owner who’s been looking forward to green summer grass, the sight of brown spots on the lawn can be worse than a sudden crop of dandelions. You might think that your wilted, dried-up lawn needs fertilizer. You might worry that you haven’t given it enough water.

What to do if playback doesn't begin?

If playback doesn't begin shortly, try restarting your device.

Do you need a sharpening service for a riding mower?

A sharpening service is also handy if you don’t have the tools or the space to sharpen blades yourself. This is especially true if you own a riding mower, which requires you to have a mower lift to maintain it properly, or a reel mower, which uses special sharpening kits for reel mower blades.

How Often Should Lawn Mower Blades Be Replaced?

As a general rule of thumb, it is recommended for an average homeowner to sharpen their lawnmower blades at least once a year, at the start or end of the mowing season. Check if the blade is not dented, chipped, worn out, or has other damage. In that case, the blade needs to be replaced. Of course, if you hit a hard object the blade needs to be checked immediately.

How long do lawn mower blades last?

Depending on your usage lawnmower blades can last at least 200 hours or longer. If the grass is unevenly cut, or a hard object is hit check the condition of the blade. Mower blades normally need to be sharpened every 25 hours, but when the blade is damaged it needs to be replaced. ( CC BY-SA 2.0 ) by osde8info.

How to loosen a nut on a lawn mower?

Tilt the mower on its side to expose the nut or bolt that secures the blade to the mower. Wedge a short wood block between the end of the blade and inside surface of the mowing deck to keep the blade from turning. Then use a wrench and socket to loosen the nut or bolt. To increase the leverage when loosening any stubborn fastener, you can slip a metal pipe over the wrench handle.

How to know if your lawn mower blade needs sharpening?

This is because when using a dull blade, it will require a lot more effort to mow your grass and you’ll even need to compensate for the missed patches to get desired results. However, if you’re cutting with a sharp blade, you’ll realize that you easily make passes over your grass once, and each piece of grass is cut to the same height. So if notice that mowing has become more of an effort and is more time consuming than usual, then it is likely a sign that your lawnmower blade needs replacing or sharpening .

Why do you need to inspect the blades on a lawn mower?

in Lawn Mowers. To ensure that your lawn maintains that attractive and well-manicured look, it is important that you inspect the blade of your lawnmower after every use to make sure it is still sharp and more importantly , damage-free. Together with making your lawn look healthy and neat, regular inspection of your lawnmower blades can also help ...

What to do if your lawn blades are torn?

If you notice that the grass blades look torn, rather than cleanly-cut, then it may be time to either sharpen or change your blade.

How long does it take for a lawn mower to get oil back?

Remove any props that were used to hold the mower in place and wait for about 30 to 60 minutes for the oil to return to the motor to prevent motor damage.

image

1.Videos of When Should You Replace your Lawn Mower Blade

Url:/videos/search?q=when+should+you+replace+your+lawn+mower+blade&qpvt=when+should+you+replace+your+lawn+mower+blade&FORM=VDRE

28 hours ago Knowing when to replace lawn mower blades is key, and this is one of those times! The Blade is Still Dull After Sharpening. You should be periodically sharpening your lawn mower blade (1-2 times per season is sufficient for most folks) when you notice that it starts to become less effective and is ripping the grass rather than slicing through it.

2.When to Replace Lawn Mower Blades – The Lawn Mower …

Url:https://lawnmowerguru.com/when-to-replace-lawn-mower-blades/

6 hours ago  · Have you ever wondered...when should I replace my mower blade? Should I sharpen it again or just replace it? When it's time to replace your mower blade, how ...

3.When to Replace your Lawn Mower Blade - YouTube

Url:https://www.youtube.com/watch?v=VRozHD9RAGQ

5 hours ago One way to test whether your blade needs replacing is to simply scrape it against concrete or brick – if it doesn’t cut cleanly, then you should replace the blade. A visual inspection of your lawnmower blades will reveal any nicks and dents on the blade. Lawn mower blades often erode through regular use, so it’s important to see how much your blade has eroded. A good rule of …

4.How Often Should I Replace Lawn Mower Blade? (Solved!)

Url:https://totalgardener.com/how-often-replace-lawn-mower-blade/

32 hours ago  · How Often Should I Replace Lawn Mower Blade?(Solved!) Uneven length of grass. When you mow with a dull blade, one of the first things you’ll notice is that your grass won’t... Torn of Uncleanly Cut Grass. Another clue to keep an eye on is the appearance of your grass after it has been cut. You... ...

5.Should I Replace My Lawn Mower Blade(s)? - Minnesota …

Url:https://www.minnesotaequipment.com/should-replace-lawn-mower-blades/

32 hours ago  · How often should you replace a lawnmower blade? Replacing a blade. When you buy your lawnmower, it will come with a blade that should last a long time if it’s correctly... An Uneven Lawn. One of the first things you’ll notice if you’re cutting your grass with a blunt blade is that your lawn... ...

6.Should I Sharpen or Replace My Lawn Mower Blades?

Url:https://www.mowersdirect.com/stories/1710-Lawn-Mower-Blade-Sharpening-and-Replacement.html

6 hours ago

7.How Often Should Lawn Mower Blades Be Replaced?

Url:https://www.gardentoolexpert.com/how-often-should-lawn-mower-blades-be-replaced/

8 hours ago

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 1 2 3 4 5 6 7 8 9