Copper scrap 0.10-0.20mm, 0.20-0.40mm, 0.40-0.60mm, 0.60-0.80mm

for the same reason, scrap containing such impurities can only be used for this purpose if well diluted with good quality copper. for non-electrical purposes, copper is also used to make large quantities of plumbing tube, roofing sheet and heat exchangers.

heavy copper is defined as having layers of copper weighing more than 3 ounces. it can often be found on things like circuit boards. it must consist of a minimum of 98% copper. it is a lot heavier and more subsantial than its other copper counterparts, and has a variety of uses.