TOOL & MOLD STEEL FLAT BAR

Tool steel is a material made in the form of a square bar and is manufactured according to ASTM A681, JIS G4404, and SeAH CSS's own standards. SeAH CSS mainly produces cold work tool steel and hot work tool steel. This material is supplied to the customer and used after processing and heat treatment. It is supplied in the state of spheroidization heat treatment to secure the processability of the customer. It is supplied in a spheroidizing state with a hardness of HB 255 or less for cold work tool steel and a hardness of HB 229 or less for hot work tool steel. After heat treatment at the customer company, the cold work tool steel is used in the range of HRC 58 or higher, and the hot tool steel is in the range of HRC 45 to 52. Mold steel is mainly produced as a large material for plastic injection machines. SeAH CSS is producing according to its own standards, and it is supplied pre-hardened or before product heat treatment according to the customer's request.