POSCO(포항) - CERAMOL NO.1 #150, CERAMOL NO.2 #102 단가계약
POSCO(광양) - CERAMOL NO.1 #150, CERAMOL NO.1 #170 일일공급자재
한보철강㈜ - CERAMOL NO.1 #150 단가계약
동국제강㈜ - CERAMOL NO.1 #150
창원특수강㈜ - CERAMOL NO.1 #150 단가계약
INI STEEL - CERAMOL NO.1 #150, CERAMOL NO.2 #103
강원산업㈜ - CERAMOL NO.1 #150
한국철강㈜ - CERAMOL NO.1 #150
한국중공업㈜ - CERAMOL NO.1 #150
성원제강㈜ - CERAMOL NO.1 #150, CERAMOL NO.2 #101
현대석유화학㈜ - CERAMOL NO.1 #150, CERAMOL NO.2 #102
한국전기초자㈜ - CERAMOL NO.2 #102
삼성코닝㈜ - CERAMOL NO.1 #150, CERAMOL NO.2 #102