The short answer is no, you should not forge your first knife from a lawnmower blade. I will explain reasons why below, as well as options for new and scrap metal that are better choices than a scrap lawnmower blade.
Are lawn mower blades good for knife making?
They make good knife blades. Make sure you anneal (soften with high heat) the blade blank before you start grinding and filing. You will have to harden and temper as normal when your done shaping. I prefer using mower and edger blades because if you make a mistake throw it away.
What grade of steel are lawn mower blades?
Lawn mower blades are low carbon high alloy steel that has high impact resistance and toughness. Hardness is a bad thing in a mower blade, so they don’t make the steel hardenable to more than the mid 40’s.
Can lawn mower blades be hardened?
Well, hardened blades are not necessarily tempered. However, tempered lawn mower blades exhibit a characteristic of hardness. It means, for blades to undergo a proper tempering process, they must first of all pass through a hardening process. The end product after a hardened process is often referred to as Martensite.
What can I do with old lawn mower blades?
Knife Blades – The most obvious way to reuse your lawn mower blades is to turn them into knives. A knife for protection, a machete for chopping through the brush, or a simple backyard knife – whatever. There will be some metalwork involved, so check out this video tutorial on how to shape and finish your knife.
What is the best material to make a knife blade out of?
The best metals for making knives are: Tool Steel. Carbon Steel. Stainless Steel.
What is the strongest steel for a knife?
Best Steel for Outdoor or Tool Knives
- A2 Steel: A2 steel has higher levels of chromium and carbon and is very tough and durable.
- D2 Steel: D2 steel has even higher levels of carbon and chromium with added vanadium and cobalt for added toughness and corrosion resistance.
How hard is 5160 steel?
– 5160 steel hardness. With a hardening capability of 57-58 HRC, 5160 is very hard steel.
What grade of steel are files?
So what are files made of? High quality files are commonly made of a hardenable steel like 1095 or W1. Cheap files can be made out of something considerably softer, and are often case-hardened.
Can lawn mower blades be welded?
Welding on any sort of saw blade is virtually always a HUGE NO NO. This is especially true of lawn mower blades, because they don’t cost very much, and aren’t actually worth the time and expense of welding on them.
Can old mower blades be recycled?
Mower blades must be brought to a transfer station’s scrap metal bin to ensure safety and proper recycling.
How much is a push mower worth in scrap?
If your push mower is made from steel, with today’s average scrap price around $60 per ton, it will be worth between $1.50 – $2.70 depending on the weight.
How do you get nicks out of a lawn mower blade?
Begin by running the blade back and forth perpendicular to the spinning wheel to grind out nicks. This will give you a blunt but straight edge. Then hold the blade—supported by the rest plate—at the angle of the existing bevel and grind the length of the blade until you get a sharp edge.