Crusher Blow Bars
OEM tailor design
Product name: Blow Bars 、Impact Crusher parts
Production process: Casting
Applicable machines: Various models of Impact Crushers
Material types: High manganese steel(Mn13Cr2/Mn18Cr2), high manganese steel ｉｎｓｅｒｔ titanium alloy bars, high manganese ｉｎｓｅｒｔ titanium alloy bars and hardfacing, ceramic metal composite,bimetal composite, high chromium cast iron, alloy steel, etc.
Applicable industries: mining, cement plants, coal, steel, etc.
Applicable materials: river pebbles,rock, granite, basalt, iron ore, limestone, quartz, diabase, iron ore, gold ore, copper ore, etc.
Our service:
1. Before sales, we will fully understand the customer's working conditions and recommend the most appropriate material selection to the customer.
2. Provide customers with drawings based on their machine models, spare parts dimensions, etc.
3. After sales, we will continue to pay attention to the usage of the product and provide timely help.
4. Ensure that the quality of the purchased components is impeccable, and the technical parameters absolutely meet national standards.
5. Provide free quotation, worldwide sales, short delivery cycle, low price.
If you need detailed technical information of the product or cannot find the product you need on the website, please email us（zhiliwearparts@lyzhili.com）, because we are a customized factory for crusher spare parts.
The materials of high manganese steel blow bars include Mn13Cr2, Mn18Cr2, Mn13 or Mn18 ｉｎｓｅｒｔ titanium alloy bars and hardfacing.
Applicable working conditions: Suitable for cement plant, stone factories and other rocky places with poor conditions.
Chemical component
|
Grade |
Chemical component% | |||||
|---|---|---|---|---|---|---|
| C | Si | Mn | Cr | S | P | |
| ZG120Mn13 | 1.05~1.35 | 0.3~0.9 | 11~14 | - | ≤0.06 | ≤0.04 |
| ZG120Mn13Cr2 | 1.05~1.35 | 0.3~0.9 | 11~14 | 1.5~2.5 | ≤0.06 | ≤0.04 |
| ZG120Mn17Cr2 | 1.05~1.35 | 0.3~0.9 | 16~19 | 1.5~2.5 | ≤0.06 | ≤0.04 |
|
1：Allowed to add microscale V,Ti,B and Re etc. 2：We can produce the other grade high manganese steel hammer according to customers’ requirments. |
||||||
Mechanical Property
|
Grade |
Stretch property |
Hardness HB |
|||
|---|---|---|---|---|---|
| yield strength ReH/Mpa | tensile strength Rm/Mpa | Elongation at cross section % | Shock absorption energyKu2J | ||
| ZG120Mn13 | - | ≥685 | ≥25 | ≥118 | ≤300 |
| ZG120Mn13Cr2 | ≥390 | ≥735 | ≥20 | - | ≤300 |
We use proper alloying and and related technological measures to make High chromium iron Martensitic blow bars’surface hardness reaches more than 58HRC , during the process of wearing will maintain high hardness and high wear resistance.
Applicable working conditions: Suitable for making wearable spare parts with lower impact load and simpler shape.
Chemical component
Grade | Chemical component% | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| C | Si | Mn | Cr | Mo | Ni | Cu | S | P | |
| BTMCr15 | 2.0~3.3 | ≤1.2 | ≤2.0 | 14~18 | ≤3.0 | ≤2.5 | ≤1.2 | ≤0.06 | ≤0.10 |
| BTMCr20 | 2.0~3.3 | ≤1.2 | ≤2.0 | 18~23 | ≤3.0 | ≤2.5 | ≤1.2 | ≤0.06 | ≤0.10 |
| BTMCr26 | 2.0~3.3 | ≤1.2 | ≤2.0 | 23~30 | ≤3.0 | ≤2.5 | ≤2.0 | ≤0.06 | ≤0.10 |
| 1：Allowed to add microscale V,Ti,Nb,B and Re etc. 2：We will choose grade and specific component according to blow bars’ weight ,thickness and sizes. | |||||||||
Mechanical Property
Grade | Surface Hardness | |||||
|---|---|---|---|---|---|---|
Casting condition | Harded condition | Softening annealing condition | ||||
| HRC | HB | HRC | HB | HRC | HB | |
| BTMCr15 | ≥46 | ≥450 | ≥58 | ≥650 | ≥41 | 400 |
| BTMCr20 | ≥46 | ≥450 | ≥58 | ≥650 | ≥41 | 400 |
| BTMCr26 | ≥46 | ≥450 | ≥58 | ≥650 | ≥41 | 400 |
1：There are no exact corresponing value between rockwell hardness(HRC) and brine hardness(HB),so ,this two kind of hardness value can be inspend used. | ||||||
In the process of using ceramic blow bars, because ceramic high chromium cast iron have excellent wear resistance that other wear-resistant materials can not match, it greatly reduces the consumption of user materials and the labor cost of replacing wear-resistant parts, and becomes the representative of a new generation of wear-resistant materials.
