Table 14.--Zinc consumption of new and old scrap in the United States, by type of scrap1/ (Metric tons) ----------------------------------------------------------------------------------------------------------------------------- Raw material 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 ----------------------------------------------------------------------------------------------------------------------------- Chemical residues -------- 25,275 41,973 39,793 39,138 30,940 8,242 12,727 11,625 10,640 10,974 9,527 Diecastings -------------- 35,758 37,248 36,101 35,248 42,385 22,798 26,020 18,994 10,932 8,429 12,916 Die-cast skimmings ------- 5,525 5,612 6,788 6,196 6,414 2,704 5,408 5,901 5,498 5,741 4,613 Engraver's plates -------- 2,905 2,484 2,660 1,681 1,002 1,012 1,276 791 972 735 663 Flue dust ---------------- 9,362 8,804 7,758 8,283 9,250 4,871 7,403 13,293 16,233 15,485 17,274 Fragmentized diecastings - -- -- -- -- -- 13,486 14,140 9,368 16,500 21,932 15,179 Galvanizer's dross ------- 56,773 61,742 68,736 57,634 48,160 36,991 51,359 43,949 42,442 57,997 57,504 New clippings ------------ 542 381 553 661 614 1,091 865 1,249 1,414 770 435 Old zinc ----------------- 5,682 7,306 5,557 5,137 5,586 4,970 8,468 8,964 10,626 10,595 7,894 Remelt die-cast slab ----- -- -- -- -- -- 6,546 10,855 13,281 9,628 9,433 10,249 Remelt zinc -------------- -- -- -- -- -- 1,201 2,966 2,477 2,645 1,977 3,961 Rod and die scrap -------- 2,111 3,369 4,184 1,884 2,849 3,404 4,853 8,782 2,616 2,318 4,961 Sal skimmings ------------ 8,085 7,410 7,001 5,675 7,990 4,902 5,407 4,279 4,358 4,297 3,519 Skimmings and ashes ------ 73,536 65,732 65,372 69,902 64,952 38,730 48,085 40,398 40,235 42,161 26,320 Steelmaking dust --------- -- -- -- -- -- -- -- -- -- -- -- Other -------------------- -- -- -- -- -- 102 134 6,093 6,439 10,863 8,024 --------------------------------------------------------------------------------------------------- Total -------------- 225,554 242,061 244,503 231,439 220,142 151,050 199,966 189,444 181,178 203,707 183,039 From new scrap --- 149,142 145,279 152,329 144,210 168,318 88,157 117,926 110,993 111,148 131,549 113,013 From old scrap --- 76,412 96,782 92,174 87,230 51,823 62,894 82,041 78,452 70,031 72,159 70,026 --------------------------------------------------------------------------------------------------- 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 ------------------------------------------------------------------------------------------ Chemical residues -------- 10,100 11,531 8,312 3,154 (2/) (2/) (2/) (2/) (2/) (2/) Diecastings -------------- 12,009 11,594 11,822 13,390 11,513 5,839 6,157 5,122 5,368 5,137 Die-cast skimmings ------- 6,795 3,988 6,185 6,112 7,134 (3/) (3/) (3/) (3/) (3/) Engraver's plates -------- 571 567 585 621 585 (4/) (4/) (4/) (4/) (4/) Flue dust ---------------- 15,966 5,884 9,642 11,637 16,418 26,754 49,320 7,483 5,514 4,491 Fragmentized diecastings - 19,236 18,221 27,017 25,514 27,711 28,285 21,878 13,640 28,217 29,230 Galvanizer's dross ------- 58,061 37,595 34,297 48,982 42,151 32,642 34,718 63,212 72,038 71,649 New clippings ------------ 487 404 993 873 650 (5/) (5/) (5/) (5/) (5/) Old zinc ----------------- 8,672 3,952 1,543 1,334 1,400 4,867 2,270 3,313 2,561 1,587 Remelt die-cast slab ----- 17,823 7,610 8,739 12,524 8,800 11,203 13,145 14,574 16,731 W Remelt zinc -------------- 307 52 7,981 5,957 6,635 3,157 3,885 425 303 240 Rod and die scrap -------- 5,643 1,024 2,430 3,049 2,305 (4/) (4/) (4/) (4/) (4/) Sal skimmings ------------ 4,436 5,077 5,844 5,963 5,029 (3/) (3/) (3/) (3/) (3/) Skimmings and ashes ------ 33,853 58,661 76,156 98,085 84,100 87,918 80,721 45,267 30,125 23,123 Steelmaking dust --------- -- -- -- -- -- -- -- 36,111 37,380 30,882 Other -------------------- 9,124 4,639 3,520 2,488 4,024 5,388 13,871 3,695 7,834 24,403 ------------------------------------------------------------------------------------------ Total --------------- 203,083 170,799 205,066 239,683 218,455 206,053 225,965 192,842 206,071 190,742 From new scrap ---- 121,046 113,358 139,797 174,279 157,932 142,482 157,855 116,341 128,825 117,944 From old scrap ---- 82,037 57,441 65,269 65,405 60,523 63,571 68,110 76,502 77,246 72,798 ----------------------------------------------------------------------------------------------------------------------------- W Withheld to avoid disclosing company proprietary data; included in "Other." 1/From 1970-74, data reported in gross weight; data from 1975 reported in zinc content. 2/Included in "Other." 3/Included in "Skimmings and ashes." 4/Included in "Old zinc." 5/Included in "Remelt zinc."