Lawn Mower Blade Knife Steel

Most lawn mower blades will require a good cleaning so use a steel brush and get to looking at the blade.

Lawn mower blade knife steel. My guess is that maybe the better brands john deere etc have specific alloy steels. Look for where it s been damaged and why it needed replacing. Normally only the cutting edge is worn but there may be cracks or other damage to look out for. Also look at where serial numbers have been stamped into the metal as these are quite a cool feature to have in the end blade.

But the cheapie mowers probably just have pot steel for the blade. If you want some good knife steel you want to use old lumber bandsaw blades they are durable but will also hold an edge much better than a lawn mower blade. Most lawnmower blades as far as i know are 1080 carbon steel. A lawnmower blade is a poor choice for making a knife when you spend your time doing the same thing with a better steel that will hold a sharp edge.

But i dont you should be hitting hardened steel on the anvil i would clamp it in the vise vertically and tap with a hammer to break it. Lawn mower blades are never a tempered steel because of risk of fracture caused by accidental rock that may hit it. Fashioned by youtuber green beetle it was hammered our and sharped. In my experience lawn mower blades do not seem hardened and they re not very sharp.

Should make a decent blade. Of course lawnmower blade steel is just as prone to economics and whatever the manufacturer has on hand as any other. Was just going by most of what i had read take a little chunk of the metal you re using and do a hardening test take to critical quench lay it on anvil and.