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AT&M-HEYE tool steel have three types of HSS-E, HSS and HSS-L. Now the emphasis direction is for the alloy of HSS-E, SF-HSS and PM-HSS. Also new kind of tool steel can be developed according to the customers' practical requirement. Our product serials cover the different specification such as bar, strip, wire and bright material. The roller billet, forged billet for cutter and die, welded billed for cutter can be offered to customers for high utilization and the cost reduction of material.
AT&M-HEYE tool steel is produced with electro-slag re-melting (ESR) or ladle furnace (LF) + vacuum degassing (VD) refine technology. With totally controlling the quality properties such as chemical composition , carbide shape, surface decarburization, size precision, especially alloy content, carbon saturation, composition dispersion coefficient and purity, we put our quality management into a tight combination with customers’ demand and practical application to offer a guarantee to customers in the reliability and identity of heat treatment performance and utilization property.
AT&M-HEYE tool steel are widely used in drills,taps,tool bit,mills,broach and other tool steels。
| Variety | Specification (mm) | Surface Condition |
| Bar | φ8-30 | Black leather |
| φ30-300 | Grilled skin/black skin | |
| Silver bright material | φ5.0-14.5 | Polished |
| φ15-150 | Peeling | |
| Profile | 7.2×7.2~27×27 | Black leather |
| （3.5-40）×（16-100） | Black skin/shot blasting | |
| （30-200）×（100-400） | Black skin/milling | |
| Wire | φ5.5-17 | Black leather/polished |
| Wire | φ1.0-16.5 | Black leather/polished |
| Pre-hardened bar | φ1.0-15.0 | Black leather/polished |
| Strip | (36-65) × (1.5-3.0) | Black leather |
| (25-55) × (0.65-1.80) | polishing | |
| Forging | Round φ(25-350)×(10-300) | Black leather/pre-processed |
| Rectangular (20-200) × (5-80) | ||
| Welding tool holders, shrinking shank tap blanks, roll blanks, hollow broach blanks, and pre-processed shield roll rings can be customized according to user requirements. | ||
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