140MM Size 5.51 inch Grinding Ball Forged Alloy Steel for Crushing industry

140MM Size 5.51 inch Grinding Ball Forged Alloy Steel for Crushing industry

Specification

Our product has precise size, high roundness, high hardness and mechanical properties.

It is resistant to abrasion, and won't deform and crack.

That can be fully shown from the aspects of high overall hardness, high surface hardness of up to 57HRC to 67HRC, high volume hardness as large as 56HRC to 64HRC, uniform hardness distribution, high impact toughness of greater than 12J/cm², low breakage rate, peel fragmentation resistance property of over 20000 times, and the actual breakage rate not greater than 1% and close to 0.

Our servives

We valued your cooperation every time, we promise to reply your email and Fax within 24 hours.

We will visit our clients on time according our plan to build the business relation on the basis of double winning.

We will make a solution within 48 hours if the clients have a urgent requirement of products in case we did not have enough stock.

Before sales, we can proposed to you our product according to your milling condition, we accept the third party inspection from SGS, BV etc, to provide reliable quality products with our quality insurance.

We will send the pictures after products finished.

We will send the shipping advice after good loading.

After sales, we will “walk our talk” based on the long term business cooperation.

Q1 How can I make sure your factory's products are in good quality?

a. Our place are gathering professional steel ball manufacturers , which have mover 20 years of production experience.

b.we warmly welcome the 3rd party test, such as the SGS or BV to test our balls at random.

c.you can pay a visit to our factory and you will be much impressed by our grand and high efficiency company.

Q2 Where is your factory located?

Our Factory located in Zhangqiu, Jinan City,Shandong Province,China. You can come to our factory by High Speed Train or by Air. We can pick you up in Train Station or Airport.

Q3 Sample order is acceptable or not?

Sample order is acceptable.You are warmly welcomed to visit our factory.The order can be placed after your investigation.

More products available:
Tower Cranes
---- QTZ Topkit/Hammer Head Tower Cranes: Working jib from 30-75m and max.load from 4-25t.
---- PT Topless/Flat Top Tower Cranes: Working jib from 30-80m and max.load from 4-32t.
---D Luffing Tower Crane: Working jib from 25-60m and max.load from 3-25t.
---QD Derrick Crane: load from 3t to 25t for disassemble inner climbing tower cranes.

SC Construction Man and Material Elevator
------ Rack and pinion elevator, special for the lifting work of construction Man and Material, 1000kg to 4000kg capacity, Passenger and Material, up to 200m. .

SS Building Material Lift / Hoist
------ Wire rope lift, special material lifting work in construction site, 1000kg to 2000kg capacity, no passenger, up to 60m.

ZLP Suspended Platform
---Most popular model ZLP630, ZLP800: 630KG AND 800KG

Jinan Huiyou Construction Machinery Co., Ltd-HYCM Tower Crane

is a professional manufacturer and exporter of Construction Machinery in China, owning CE, ISO and GOST certificates, with high quality products and competitive price.

Our items are praise with good quality and excellent after-sale service.

With more than 15 years experience, our products has exported to many countries, such as Vietnam, Philippines, India, Thailand, Sri Lanka, Bangladesh, Korea, Russia, UAE, Iran, Algeria, etc.

HYCM QTZ series of tower cranes, ranging from QTZ40 to QTZ315 (Max Load=4T-20T). With working radius varying from 30m to 80m, QTZ tower cranes are famous for their large operating ranges, varied working methods and wide uses.

Equipped with all necessary safety devices, these cranes show a good speed-control capacity, high work efficiency and satisfactory operating stability.

QTZ tower cranes can be widely used on the construction of high-rise buildings, industrial buildings, as well as cooling tower.

Our products are with high price-quality ratio and competitive price for you to choose.