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Address:Daxing Village, Daxing Korean Township, Yuhong District, Shenyang City
Mr zhang:13940058395
Mr wang:13940406896
Mr wu:13909834477
E-mail:gdzxsb@163.com
Mr Jason Wu:13504016963
Email:jasonwu@wearresistantcasting.com
Tel:024-89327066 / 89327333
Fax:024-89327111
Grinding Roller Segment for Cement Mill
20%Cr-Mo (ASTM A 532/A 532M-93a)
G-X260CrMoNi20 2 1(DIN1695-81)
Casting method: Sand cast
Hardness: As cast: ~46 HRC
Hardened, min: 59 HRC
Softened, max: 41 HRC
Note: Chemical composition can be varied based on customer's request
With more than 30 years of experience, Shenyang Gongda has become one of the top suppliers for wear resistant material product, especially High Chrome White Iron.
High Chrome White Iron is widely used for its excellent wear resistant property, which has a lot application in the coal pulverizer mill for power plant and cement grinding mill for cement factory.
One of the top usages for high chrome white iron is the grinding roller segment, which is used in cement grinding mill for cement factory. The material for grinding roller segment is listed below, which is also called Cr2021 in China.
Chemical composition of 20%Cr-Mo (ASTM A532M ) wt.% |
||||||||
C |
Si |
Mn |
Cr |
Mo |
Ni |
Cu |
S |
P |
2.0-3.3 |
1.0-2.2 |
≤2.0 |
18.0-23.0 |
≤2.5 |
≤3.0 |
≤1.2 |
≤0.06 |
≤0.10 |
Chemical composition of G-X260CrMoNi20 2 1 (DIN1695) wt.% |
||||||||
C |
Si |
Mn |
Cr |
Ni |
Mo |
|||
2.3-2.9 |
0.2-0.8 |
0.5-1.0 |
18-22 |
0.8-1.2 |
1.4-2.0 |
In order to achieve a high-quality product for this kind of roller segment, it is important to control two factors. First, the material for this roller segment must comply to the required standard. Second, the heat treatment of this roller segment must be controlled to a high standard.
Shenyang Gongda has SPECTRO Direct Reading Spectrometer and standard Cr2021 material reference block, which will strictly control the material content for every casting we make. Also, with 30 years of experience in this kind of material, Shenyang Gongda is specialized in the heat treatment of this material.
Nowadays, Shenyang Gongda has supplied roller segments all over the world, such as Japan, Malaysia, etc.
If you have any inquiry, please free feel to contact us via email or phone listed below.
Email: jasonwu@wearresistantcasting.com
Phone: +8613504016963
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