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Xinxiang Xinnai Casting Manufacturing Co., Ltd. is a comprehensive enterprise integrating scientific research, manufacturing and sales.
Our company has independently developed high-chromium composite hammer, high-chromium blow bar, high-manganese steel liner, high-manganese steel sieve plate, high-manganese steel grate plate, Mn18Cr2 hammer head, Mn18Cr2 rotor sheath, mining machinery design and component maintenance. Successfully building a supply chain system owning many cooperative factories, possessing following process equipments: four sodium silicate sand mold production lines; four vanishing mold production line, ten ironless induction furnaces(1200kg), six ironless induction furnaces(1500kg), 15 sets of heat treatment trolley furnaces (two 7T annealing furnaces, four 5T annealing furnaces, and nine 4T annealing furnaces), heat treatment water pools (four 20,000 cubic meters of water capacity, four 10000 cubic meter of water capacity), the annual output can be above 9,000 tons, with efficient R&D sales chain for wear-resistant materials, modern production plants, high-precision production and testing equipment, perfect quality control system, good working environment,and high-quality management team.
On the basis of quality assurance, delivery time and perfect after-sales service, Xinnai Casting pay more attention to the control of production cost, using advanced equipment and high-quality raw materials, combined with mature casting technology and strictly supervised production process, careful production and operation, we are committed to provide high-quality products and services for every customer!

Bimetallic Composite Hammer for hammer mill
Product Name: Crusher Hammer, alloy hammer, wear resistant hammer, wearing hammer, High Chromium Alloy Composite Hammer, hammermill alloy hammer, titanium carbide hammer
Material: high chrome alloy(Cr26) for head part + low alloy steel for hanging part
Casting Process: Sand modelling casting, Evanescent mode casting
Heat treatment: Anneal, quenching, tempering
Hardness: more than 58-65HRC
Applicable Materials: River pebble, granite, basalt, iron ore, limestone, quartz, diabase, iron ore, gold ore, copper ore, etc.
Working condition: sand-gravel yard, mine mining, coal mining, concrete mixing station, dry mortar, power plant desulfurization, quartz sand, etc.
Chemical Component :
|
Material |
Chemical Composition(%) |
Mechanical Property |
||||
|
C |
Si |
Mn |
Cr |
Ak/cm |
HB |
|
|
Mn13Cr2 |
1.1~1.4 |
1.7~2.2 |
12~15 |
1.7~2.2 |
>140 |
≤220 |
|
Mn18Cr2 |
1.1~1.4 |
1.7~2.2 |
17~19 |
1.8~2.2 |
>140 |
≤230 |
General Description
1). Material:
High manganese steel: Mn13%, Mn18%, Mn24%.
High chromium iron: Cr 20, Cr 24, etc.
2). Technological process:
Every model in Shanlu is tested for shock, stress, strain, thermal loading, deformation, vibration and noise under a wide range of load conditions. The special processing techniques ensure that our jaw plate has leading performance.
3). Product quality testing:
High frequency infrared carbon & sulfur analyzer, Metallographic microscope, Machinery performance testing equipment, Hardness testing equipment, Ultrasonic inspection equipment.
4). Easy installation:
The anti-abrasion block is a semi-permanent part, which is easy for replacement.


1. How long is your delivery time?
It mainly depend on the order quantity.
Normally the delivery time is about 15-30 days after prepayment.
2. Do you accept small order or sample order?
Yes, we can make it special for you.
3. Can you supply customized service?
Yes, normally we make the products according to your client’s drawing or requirment.
4. What is the main material of your products?
The main material are high manganese alloy(Mn13,Mn18), high chrome alloy(Cr26), bimetal composite or according to requirment.
5. What payment term can you accept?
Normally we need 30%prepayment by TT when place order, and 70%payment by TT or L/C when delivery.
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