What is a chafer on a tire?

What is a chafer on a tire?

Chafer: A layer of rubber compound, with or without fabric reinforcement, applied to the bead for protection against rim chafing and other external damage. Flange: The upward curved lip of a wheel rim, which contacts the outer surface of the tire bead.

What does AI LB mean?

in pounds of active ingredient per acre
lb ai/gal of commercial material. Recommended rate in pounds of active ingredient per acre (lbs of ai/A)

What is AI per acre?

Some pesticide labels give the application rate in amount of active ingredient (a.i.) per acre or per 1,000 sq. ft. You must convert the a.i. to the amount of formulated product needed. For dry formulations such as wettable powders, granules, and dusts, the amount of a.i. is expressed as a percentage of the weight.

What is the metal in tires called?

Tire beads hold the tire to the rim, or the outer edge of the wheel. They’re made of copper, brass, or bronze-plated high tensile steel wires wound into a rubber band.

What is the steel in tires called?

Bead Bundle: The Tire Bead Bundles secure the tire to the wheel. They are large mono-filament steel cords that are wound together to form a cable or ribbon-type configuration.

What does AI mean on fertilizer?

Active Ingredient The compound(s) in a pesticide that result in the control activity. Often abbreviated as: a.i.

What does AE stand for in herbicide?

acid equivolent
a.e. This is an abbreviation for “acid equivolent”. The active ingreadientce of seveal herbicides can be formulated several different ways. In some cases, the active ingredient is formulated as a salt.

What is the black part of the tire called?

Also called the casing, the carcass is the main component of a tire consisting of wire beads and body plies. The tread or sidewalls are not part of the carcass.

What is the middle of a car tyre called?

The Hub. The hub is the center part of the wheel that the rim attaches to. It’s home to the brake pads, calipers, and rotors. All of that attaches to the axle and allows the vehicle to move and stop.

What does 55 mean on a tire?

aspect ratio
The “55” grouping is the aspect ratio and is by far one of the most misunderstood dimensions. This is the height of the sidewall from wheel to tread relative to the width. Manufacturer’s represent this measurement in a percentage, so in our example, the sidewall is 129.25 millimeters — 5.08 inches — tall (235 x 0.55).

What are the 3 numbers in fertilizer?

The first number is the amount of nitrogen (N), the second number is the amount of phosphate (P2O5) and the third number is the amount of potash (K2O). These three numbers represent the primary nutrients (nitrogen(N) – phosphorus(P) – potassium(K)). This label, known as the fertilizer grade, is a national standard.

What is the etymology of chafer?

: any of various scarab beetles (such as a cockchafer) that feed on leaves and flowers and whose larvae feed on plant roots First Known Use of chafer before the 12th century, in the meaning defined above History and Etymology for chafer

What are amines in chemistry?

In organic chemistry, amines ( / əˈmiːn, ˈæmiːn /, UK also / ˈeɪmiːn /) are compounds and functional groups that contain a basic nitrogen atom with a lone pair.

What is a 1 degree amine called?

Primary (1°) amines—Primary amines arise when one of three hydrogen atoms in ammonia is replaced by an alkyl or aromatic group. Important primary alkyl amines include, methylamine, most amino acids, and the buffering agent tris, while primary aromatic amines include aniline.

What does I am not such a heel chafer mean?

I am not such a heel- chafer as an old leather shoe in spring. A single eye in his head, as broad as an oxhide, as black as a chafer, with three pupils therein. Wide as an oxhide was the single eye protruding from his forehead, with seven pupils therein, which were black as a chafer.