| Tri-State Aluminum Castings Co., L.L.C. Was formed in 1977 to service the prototype and low-volume aluminum casting market. Since inception, Tri-State Aluminum Castings Co.,L.L.C. has set goals for complete customer satisfaction within our product line. Tri-State Aluminum Castings Co., L.L.C. is an ISO 9002 certified supplier, with capabilities in green sand and air-set sand molding. Shell Core and Isocure blow molded cores. From simple open pour tooling, to complex molds with multiple set cores and chills. | |