The Worl d Copper Factbook 2019 International Copper Study Group 26 0 3 00 0 6 00 0 9 00 0 12 0 0 0 15 0 0 0 18 0 0 0 21 0 0 0 24 0 0 0 27 0 0 0 30 0 0 0 1980 1985 1990 1995 2000 2005 2010 2015 Wo r l d C o ppe r an d Co p p e r Al l o y Se m i s P r o d u ct i o n 1980 20 18 P Th o u s a n d met r i c to n n e s gr os s we ig h t Sour c e IC S G Semis fabricators process re f i n e r y shapes such as cath odes wire ba r ingot bi llet slab and cak e into semi finished coppe r and copper alloy products using both u n wrou ght copp er mat e rials and direc t mel t scrap as raw ma terial feed Se m i s fabrica t ors are considered to be the first user s of refined copper and include wire rod pla n ts and brass mills P Preliminary Data for som e cou n tries still incomplete World Copper and Copper Alloy Semis Production