Copper Sheet/Plate 110 O Temper is normally used for electrical, plumbing, furniture, ornamental, thermal, and machine applications. 110 copper is the workhorse of the copper alloys. It exhibits good mechanical properties, excellent thermal and electrical conductivity, and can polish to a beautiful shine. 110 sheet/plate is available in full size and custom cut lengths. ATTENTION: O TEMPER MATERIAL IS EXTREMELY SOFT AND MUST BE HEAT TREATED TO ATTAIN HARDNESS.