STEEL
Product | Material | Usual name | State at delivery Characteristics | For which tools ? | For which plastics ? | |
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General use steel | ||||||
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1.0553 1.0577 1.0045 |
S355 S355 J2+N St52-3U E36 |
Rm = 490 - 630 N/mm² Strutuctural steel Low carbon content Suitable for welding Suitable for flame-cut |
Tool base plates. Special machine frame. Welded assembly | ||
Unalloyed tool steel | ||||||
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1.0503 1.1191 1.1730 |
C45 |
max. 223 HB Surface layer quench hardenable up to 55 HRc |
Structure parts Mould frames and tools under light stress. Blow moulds. Base plates | |
Hardened and tempered steels for moulds | ||||||
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1.2311 | 40CrMnMo7 |
Hardened and tempered Mould steels, economical machining, good polishing, graining and chromium plating capability. Used for thicknesses below 400 mm. Suitable for nitriding: surface layer (0.3 mm) 600 HV/3 Kg minimum |
Cores and cavities for compression and injection moulding up to 400 mm thick |
Thermoplastics, large moulded pieces in ABS, thermoset resins |
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1.2312 | 40CrMnMoS8-6 |
Hardened and tempered Mould steel with excellent machinability. Not suitable for polishing, graining and hard chromium plating. Steel suitable for nitriding, with surface hardness (0.3 mm) 600 HV/3 Kg minimum |
Core parts. Cavities for compression and injection moulding. | |
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1.2711 | 54NiCrMoV6 |
Hardened and tempered Mould steel with higher toughness and great compressive strength. Grade with excellent polishability, grain reliable and hard chrome plateable. Steel suitable for nitriding, with surface hardness (0.3 mm) 600 HV/3 Kg minimum |
Cavities for plastic. |
Thermoplastic/thermoset synthetic injection dies |
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1.2714 | 55NiCrMoV7 |
Hardened and tempered Steel resistant to hot flow. High impact strength. Grainable. Suitable for mirror polishing and hard chromium plating. High degree of purity. Steel suitable for nitriding with surface hardeness (0.3 mm) 600 HV/3 Kg minimum. |
Hot working steel with great capabilities for through hardening. Large-scale cavities, stamping cavities, hydroforming cavities. Deburring plates, tool and chuck brackets, tool cases, folding tools. | ||
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1.2714+S | 55NiCrMoVS7 |
Hardened and tempered Steel resistant to hot flow. High impact strength. Good processibility |
Hot working steel with great capabilities for through hardening. Large-scale cavities, stamping cavities, hydroforming cavities. Deburring plates, tool and chuck brackets, tool cases, folding tools. | ||
Tool steels | ||||||
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Annealing max. 229 HB Hot working steel, wear resistant. Hardness 50 HRc after hardening and tempering. Good nitriding suitability. Also usable for large dimensions. High degree of purity. |
Mould inserts. Moulds for high stress plastic injection. |
Thermoset resins. Compound materials. Thermoplastics. |
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1.2379 | X155CrVmo12-1 |
Annealing max. 255 HB Cold working steel. High wear resistance. Hardness 60-62 HRc. Suitable for inserts. Nitriding possible after special heat treatment. |
Mould inserts. Moulds for high stress plastic injection. | |
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1.2767 | X45NiCrMo4 |
Annealing max. 285 HB Self-hardening steel with great dimensional stability. Very good tenacity. Hardness 45-50 HRc. |
Mould inserts. Moulds for high stress plastic injection. |
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Stainless corrosion resistant steels (martensitic and austenitic stainless steels) | ||||||
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1.2316 | X36CrMo17 |
Hardened and tempered Steel for moulds with excellent corrosion resistance. Suitable for polishing. |
Mould inserts. Large plastic injection moulds. |
Corrosive plastics. Plastics with acid precipitation. Thermoplastics, PVC. |
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Hardened and tempered Steel for moulds with excellent corrosion resistance. |
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1.2099 | Rm = 980 - 1100 N/mm² HB 290 - 332 Steel for moulds with excellent corrosion resistance. |
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Max. 215 HB Low carbon, great resistance to intergranular corrosion, good weldability, non magnetic.
Very low carbon, great resistance to intergranular corrosion and to corrosion in a chloride and marine medium. Good weldability, non magnetic. |