Wear Mechanism and Ability for Recovery of Tool Steel on Blanking Die Process

2016 ◽  
Vol 725 ◽  
pp. 572-577 ◽  
Author(s):  
Komgrit Lawanwong ◽  
Wichai Pumchan

Tool steel grade JIS; SKD-11 is a well-known raw material for making a high wear resistance of blanking tool in stamping industry. One problem in the blanking process is the high cost of raw material for making punch and die. Therefore, in this study, behavior of wear phenomenon and ability of recycle on the punch of blanking die process were investigated. In the first section, phenomenon and mechanism wear of blanking punch were observed. We found that mechanism of wear on blanking punch was adhesion wear, since high amount of chromium content in the punch has compatibility of elements. The second section, recovery punch was designed by annealing, resize and quenching process by using the new punch from the first section. From the recovery punch results, it was found that the wear resistance of recovery punch decreased slightly but it was strong enough to continue in blanking process. However, the recycle process of tool steel depends on a quality and amount of the product.

Alloy Digest ◽  
1963 ◽  
Vol 12 (2) ◽  

Abstract BETHLEHEM AIR-4 is a medium alloy air-hardening tool steel having low deformation, high wear resistance and hardness, deep hardening properties and adequate toughness for severe service. It has excellent free-machining characteristics. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on forming, heat treating, machining, and joining. Filing Code: TS-129. Producer or source: Bethlehem Steel Corporation.


Alloy Digest ◽  
2019 ◽  
Vol 68 (10) ◽  

Abstract YSS HAP72 is a powder metallurgy high-speed tool steel with a very high wear resistance. This datasheet provides information on composition, hardness, and bend strength. It also includes information on high temperature performance. Filing Code: TS-779. Producer or source: Hitachi Metals America Ltd.


2018 ◽  
Vol 7 (2.8) ◽  
pp. 629
Author(s):  
P Dhanapal ◽  
M Raja Sankar ◽  
R Manimaran ◽  
R Velmurugan

ADI is a material known for Impact toughness, hardness and wear resistance. CarbidicAustempered Ductile Iron [CADI] is a ductile iron which contains high wear resistance alloy carbides in its matrix and is produced by selecting proper composition of material through melting route. Two different alloy compositions of carbon equivalent close to the eutectic composition with variation in the chromium content are used in this study. A detailed microstructure characterization of the material is studied. Effects of austempering parameters on the mechanical properties like impact toughness, hardness and wear resistance are evaluated. Improvements in themechanical properties are found and are correlated with the microstructure. SEM analysis of the wear surface is also studied.


Alloy Digest ◽  
2007 ◽  
Vol 56 (5) ◽  

Abstract Toughtec SF is a spray-formed cold-work tool steel offering a combination of high wear resistance and very good ductility. Toughtec SF is suitable for the production of hot shearing dies. This datasheet provides information on composition, physical properties, hardness, elasticity, and compressive strength as well as fracture toughness. It also includes information on wear resistance as well as forming, heat treating, and machining. Filing Code: TS-648. Producer or source: Böhler-Uddeholm North America.


Alloy Digest ◽  
2021 ◽  
Vol 70 (4) ◽  

Abstract Crucible REX M4 is a special-purpose high-speed tool steel that is designed to provide high wear resistance in tools. Its high vanadium and carbon content provides superior resistance to cratering and wear in cold work punches, die inserts, and cutting applications involving high speed and light cuts. It is designed to give maximum performance while working with abrasive materials, exhibiting better wear resistance than Types M2 or M3. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on forming, heat treating, machining, and surface treatment. Filing Code: TS-812. Producer or source: Crucible Industries LLC.


Alloy Digest ◽  
1952 ◽  
Vol 1 (3) ◽  

Abstract BETHLEHEM HOT WORK 8 alloy is a hot-work tool steel having high wear resistance in the higher range of operating temperatures. It also has high resistance to surface wash and heat-checking. This datasheet provides information on composition, hardness, and tensile properties as well as fracture toughness. It also includes information on forming, heat treating, machining, and joining. Filing Code: TS-3. Producer or source: Bethlehem Steel Corporation.


Alloy Digest ◽  
2001 ◽  
Vol 50 (3) ◽  

Abstract Timken Latrobe Steel TLP A11 is a powder metallurgically produced A11 type of tool steel that is air hardening. It provides high wear resistance and a relatively high impact toughness. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fracture toughness. It also includes information on high temperature performance and wear resistance as well as heat treating and machining. Filing Code: TS-584. Producer or source: Timken Latrobe Steel.


Alloy Digest ◽  
2007 ◽  
Vol 56 (4) ◽  

Abstract Weartec SF is a spray formed cold-work tool steel offering a combination of high wear resistance and very good resistance to chipping, along with good toughness and ductility. Weartec SF is suitable for the production of cutting rolls and slitter knives. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fracture toughness. It also includes information on forming, heat treating, and machining. Filing Code: TS-646. Producer or source: Böhler-Uddeholm North America.


Alloy Digest ◽  
1961 ◽  
Vol 10 (4) ◽  

Abstract BETHLEHEM 57 SPECIAL is the 14% tungsten type of hot-work tool steel. It has high ability to retain hardness at high temperatures with high wear resistance. This datasheet provides information on composition and hardness as well as fracture toughness. It also includes information on forming, heat treating, and machining. Filing Code: TS-104. Producer or source: Bethlehem Steel Corporation.


Alloy Digest ◽  
1995 ◽  
Vol 44 (3) ◽  

Abstract VANADIS 10 is a chromium-molybdenum-vanadium powder metallurgical cold work tool steel offering a combination of extremely high wear resistance and good toughness. This datasheet provides information on composition, physical properties, hardness, and elasticity as well as fracture toughness. It also includes information on wear resistance as well as heat treating. Filing Code: TS-536. Producer or source: Uddeholm Corporation.


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