Lawn mower blades are available in a variety of designs and sizes. Certain models are made specifically for specific mowers and come with a part number stamped into them that can be referenced in the list of components in the manual of the mower.
For example, a high lift blade creates a powerful suction that efficiently throws clippings upwards so they can be bagged. Additionally, it provides optimal airflow to avoid the clogging of areas with thick grass.
The length of the mower blade and the hole pattern should be known to correctly choose the appropriate replacement lawnmowers blades. Additionally the shear pins used to locate holes and their distance to the boss of the blade should be known. These measurements can help narrow search results as they match a particular mower blade’s design and are suited to prevent damaging the components of the mower and producing vibrations within the mower.
Standard blades (also called 2-in-1 blades, also known as lift blades) are typically used on lawnmowers with side discharges and lawnmowers that do not have mulching or bagging. Their back edge is an upward slope that produces a constant cutting and suction action.
High lift blades are made to be employed for side discharge mowing. They have an upward-facing turn on the back. This kind of blade requires greater energy from the engine to perform well. It may cost more in fuel costs but it’s ideal for grasses with thicker blades that are difficult to cut with standard blades.
A lawn mower blade is usually made of a type of steel that makes it tough. Other metals, like iron, are a possibility. Steel is the most sought-after choice for mower blades because it offers a great combination of strength and durability. It is usually treated with heat to make it harder. The process of tempering improves the durability and toughness as well as the resistance to corrosion.
High-carbon steel is a better choice for mowing as it has more tensile strength than steel with low carbon which makes it more resistant to being damaged. It is able to withstand trees, rocks, and other things that might be thrown at the blade and not damage it.
The best way to keep the mower’s blade is to make sure you use it frequently and maintain it at a high-quality sharpness. The blade must also be balanced. This can be accomplished by putting a nail into the board, and using a file to adjust it until the nail touches the middle of the blade.
Sharpness of blades depends on a variety of aspects, such as the dimension of the breathtaking lawn mower blades sharpeners and the frequency of use. Large lawns that are brimming with trees, rocks, pebbles, and weeds will require more frequent sharpening. A dull blade wears out faster if you use it regularly.
To get a clean and attractive cut for a neat and pleasing cut, a sharp cutting edge is vital. This can be achieved with a that sharpens drill bits, which operates much like the bench grinder, but is smaller and more affordable.
It is essential to regularly balance the blade, especially after sharpening. Sharpening can cause the blade to be imbalanced since it removes more metal from one side than from the other. The blade is hung through the bolt hole on an anchor to verify its balance. If one end tilts higher than one, the blade needs to be filed more to get it balanced.
When sharpening a mower blade, you should use a tool that works similar to a drill bit, but with a stone designed to fit around the edge of the blade and leave little room for error. This tool is faster and more precise than hand-filing. Once both sides are sharp, verify the balance of the blade by hanging it on a nail through the hole in the bolt. If one side is lower than the other it needs to be filed slightly more to be properly balanced.
To avoid an engine starting up while you are working on a blade, turn off the engine and remove the spark plug cable. Block the blade to keep it in place while loosening the fastening bolt with the help of a ratchet or wrench. Be sure to note which blade side is marked down before reinstalling it, to ensure you have it correctly mounted. Spray a little WD-40 or a similar lubricant onto the bolt that holds it in place prior to tightening it.