The most common area in which stellate wounds. occur is the head. The unusual appearance of contact wounds over bone is due to the effects of. the gas of discharge. When a weapon is fired, the gases produced by the combustion of the. propellant emerge from the barrel in a highly compressed state. In hard contact wounds, they. follow the bullet through the skin into the subcutaneous tissue where they immediately begin to. expand.
The existing disc brake caliper is a make of Brembo, a popular brake system used. in racing cars. The existing model was studied to build a base for new caliper design. The. material study was done as to which material will suitable for the brake caliper.
99% of automotive brake pads made these days are made as a semi metallic meaning a bundle of steel fibers compressed and fused together with other additives. The steel fiber content can be up to 30% of the pad and this abrasive material is what scratches your brake rotor and causes the dust.