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据美国铝业协会统计部的统计,1987年美国共有210个挤压工厂,506台挤压机,其中:能力小于17.78MN(2000UST)的273台;能力为17.78～26.66MN(2000～2999UST)的152台;能力大于26.67MN(3000UST)的81台。地区分布:挤压工厂最多的是加利福尼亚州,有26家,拥有挤压机74台;俄亥俄州其次,有19个挤压工厂,至少有38台挤压机;得克萨斯州有16个挤压工厂;密执安州与印第安纳州各有13个厂(印第安纳州有40台挤压机,其中大多数属美国铝业公司拉斐特铝加工厂);宾夕法尼亚州和伊利诺斯州各有11个挤压厂;佐治亚州有10个挤压厂。在全国的50个州中,有37个州有挤压厂。
According to the statistics of the Alcoa Department of Statistics, there were 210 extrusion plants and 506 extrusion presses in the United States in 1987, of which 273 were capable of capacity of less than 17.78 MN (2000UST), and capacities of 17.78-26.66 MN (2000-2999UST) 152 units; capacity of more than 26.67MN (3000UST) 81 units. Regional distribution: The largest extrusion plant in California, 26, with extrusion presses 74; Ohio followed by 19 extrusion plants, at least 38 extrusion presses; Texas has 16 extrusion plants ; Michigan and Indiana each have 13 plants (40 presses in Indiana, most of which are Alcoa Lafayette aluminum mills); 11 in Pennsylvania and Illinois Extrusion plant; Georgia has 10 extrusion plant. Out of the 50 states across the country, 37 have extrusion plants.