Crusher Hammer Heads

OEM tailor design

Product name: Hammer crusher hammers

Production process: Casting

Applicable machines: Clinker crusher, raw material crusher, auxiliary material crusher, metal crusher, etc.

Applicable industries: Cement, stone, coal, steel, metal recycling, etc.

Adaptable materials: granite, basalt, limestone, river pebbles, cement clinker, quartz stone, iron ore, bauxite, salt, brick, coal, etc.

Material types: High manganese steel, high manganese steel insert alloy bars, high manganese steel + hard facing layer, bimetal composite, high chromium cast iron, alloy steel, 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. 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(cnwearparts@lyzhili.com), because we are a customized factory for crusher spare parts.

The materials of high manganese steel hammer heads include Mn13Cr2, Mn18Cr2, Mn13 or Mn18 insert tungsten-molybdenum alloy bars and surface surfacing wear-resistant alloys.

When the high manganese material bear large impact force from Stone, its surface hardening quickly and forms the wear resistance surface layer. The insert hard alloy rod had good performance anti-friction ,hardness & toughness

Features: Good toughness, good manufacturability, low price, but the overall performance of the crusher requirements are higher.

Applicable working conditions: Suitable for cement plant,metal recycling,stone factories and other rocky places with poor conditions.

Crusher Hammer Heads 01

Crusher Hammer Heads 02



 Chemical component


         Grade
Chemical component%
CSiMnCrSP
ZG120Mn131.05~1.350.3~0.911~14-≤0.06≤0.04
ZG120Mn13Cr21.05~1.350.3~0.911~141.5~2.5≤0.06≤0.04
ZG120Mn17Cr21.05~1.350.3~0.916~191.5~2.5≤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 propertyHardness
         HB
yield strength ReH/Mpatensile strength Rm/MpaElongation at cross section %Shock absorption energyKu2J
ZG120Mn13-≥685≥25≥118≤300
ZG120Mn13Cr2≥390≥735≥20-≤300

 

The working part of the hammer head is made of high-wear-resistant high-chromium cast iron, and the handle is made of high-toughness alloy steel.

Features: High wear resistance

Applicable working conditions: Limestone, cement clinker, iron ore, sandstone, coal gangue, basalt and other hard stone crushing fields.

Working principle: The motor drives the rotor to rotate at high speed in the crushing chamber. The hammer is the main wear part, and the quality of the hammer directly affects the crushing efficiency of the crusher. During operation, the hammer is not only hit, but also impacted by the material. If it is used repeatedly for a long time, the working surface of the hammer will be damaged and the surface shape will change.

Crusher Hammers


We use proper alloying and and related technological measures to make High chromium iron hammers’ 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.


High Chromium Iron Hammers

High Chromium Iron Hammers

Chemical component


Grade
 Chemical component%
CSiMnCrMoNiCuSP
BTMCr152.0~3.3≤1.2≤2.014~18≤3.0≤2.5≤1.2≤0.06≤0.10
BTMCr202.0~3.3≤1.2≤2.018~23≤3.0≤2.5≤1.2≤0.06≤0.10
BTMCr262.0~3.3≤1.2≤2.023~30≤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
HRCHBHRCHBHRCHB
BTMCr15≥46≥450≥58≥650≥41400
BTMCr20≥46≥450≥58≥650≥41400
BTMCr26≥46≥450≥58≥650≥41400



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