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55 HRC 4 Inch Grinding Media Balls , Forged Steel Balls ISO9001

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Address: Guanli road guanzhuang town zhangqiu city jinan shandong provice

Contact name:Anne Wang

Jinan Huafu Forging Joint-Stock Co.,ltd.

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55 HRC 4 Inch Grinding Media Balls , Forged Steel Balls ISO9001

Country/Region	china
City & Province	jinan shandong

Product Details

4 Inch Hardness 55 - 65HRC Grinding Media Balls Forged Steel Balls For Mining

COMPANY PROFILE

Huafu Group is located in Zhangqiu district, Shandong Province, 45Km from the Jinan downtown, next to the 309road, enjoying firsthand Information and convenient traffic. Our company covers 80000 ,with over 100 employees, annual production capacity 150000 tons .and registered capital 70 million yuan. The group company consists of Jinan Huafu Forging Joint-stock Co.,Ltd,Shandong Huafu Steel Ball Co.,Ltd and Jinan Xing Tigers of Papermaking Machinery Co.,Ltd.We mainly produces forged steel balls, cast iron balls, steel cylpebs, grinding rods, mill liners, steel, hammer heads, automatic production lines for steel balls & grinding rods, decorative wrought iron products and paper-making machinery, Our products are mainly used in mines, cement plants, building materials, power stations, chemical industry and steel mills etc.

We develops overseas maikets great actively,in the exhibitions and other way, more and more foreign companies and experts have a cooperative relationship. Well exported to the United States, Chile, the UK, Brazil, South Africa, Australia, South Korea, India, Russia, Mexico,Malaysia, Laos, Vietnam,Indonesia, Ecuador, Colombia, Peru,Mongolia, Kazakhstan and more than 30 countries and regions.

COMPANY ENVIOMENT

PRODUCTS INTRODUCTION

Manganese steel grinding ball I is popular in Korea, Japan and North Korea, impact value is more than 12J/CM^2, manganese content is about 0.6-1.0%. This is the cheapest one in the manganese grinding balls. The performance as follow:

Chemical Composition	C(%)	Si(%)		Mn(%)	Cr(%)	Cu(%)	Mo(%)	P(%)	S(%)
	0.62-0.70	0.17-0.37		0.9-1.0	≤0.25	≤0.25	≤0.3	≤0.035	≤0.035
Size	20-150mm(0.8inch-6inch)
Hardness	Serious		Hardness
	Standard Hardness		50-55HRC
	High Hardness		55-60HRC
Impact Value	≥12J/CM^2
Balls Number	≥12000times
Microstructure	M+C(C-Carbide M-Martensite )

Diameter Tolerance(mm)	20-25mm	30-60mm	70-90mm	100-140mm	150mm
	±1	±1.5	+2,-2	+2.5,-2	+3,-2
Roundness tolerance(%)	≤1%	≤1%	≤1.5%	≤2%	≤2%

	Forged Steel Ball Production Process	1)Fully automatic production line of hot rolling steel ball Raw material testing→Material on storage rack→automatic continued feeding device→furnace heating→enter into rolling ball machine→automatic isothermal transfer→quenching system→steel ball heating preservation device→finished steel ball testing→package→transport to warehouse 2)Automatic production line of hot forging steel ball Raw material testing→Material on storage rack→furnace heating→hot cutting→preforging→enter into rolling ball machine →automatic isothermal system transport→quenching system→steel ball heating preservation device→finished steel ball testing→package→transport towarehouse 3)Traditional production line of forged steel ball Raw material testing→Cutting raw material→furnace heating→forging→automatic isothermal system→quenching system→steel ball heating preservation device→finished steel ball testing→package→transport to warehouse