Sentences with phrase «iron outer portion»
This most elaborate of BMW brake concepts shares 2 - piece rotors with the 550i and 6 Series: an aluminum «hat» inner portion to reduce unsprung weight, and a cast - iron outer portion as the actual friction surface.
http://www.bmwusanews.com/ Not exact matches
This is an organic acid, present in the outer portion of all seeds, which blocks the uptake of essential minerals - calcium, magnesium, iron and especially zinc - in the intestinal tract.
The rear rotors consist of an aluminum «hat» connecting the rotor to the hub and a high - carbon cast - iron outer section as the friction surface; the two portions are riveted together.
But whereas on those models the hat and outer portion are riveted together, here the hat and outer portion are connected by steel pins on which the aluminum and cast - iron portions, because of their differing expansion rates, can move relative to each other.