A parallel circuit is a form of circuit, wherein the electrical components are linked parallel to one another in between the same two points. Inside a parallel circuit, the electric latest has more than one path to move through. This sort of circuit is usually used in a vehicle’s electrical sy

A double layer roll forming machine has two layers or two levels of roll forming elements which give it another name dual amount roll forming machine, and since this machine would make two metal sheets and double sheet roll forming machine, Double Deck Roll Forming Machine, 2 in