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WUXI BAIYE METAL TECHNOLOGY CO.,LTD.
WUXI BAIYE METAL TECHNOLOGY CO.,LTD. We Specialized In The Production Of Kinds Of Forgings And Forging Ring!
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75MnCr/65Mn/60Mn High Hardness φ20mm-150mm Forged Grinding Media Steel Ball

75MnCr/65Mn/60Mn High Hardness φ20mm-150mm Forged Grinding Media Steel Ball

Brand Name : BAIYE
Model Number : Customized
Certification : ISO9001:2008
Place of Origin : WUXI CHINA
MOQ : 1 TON
Price : As Customer Drawing
Payment Terms : L/C, T/T
Supply Ability : 20000Ton/Year
Delivery Time : According to Drawing
Packaging Details : Standard Export Package
Features : Precision Parts
Application : Petroleum|Chemical|Machinery|Engineering|Auto Parts
Color : Customized
Dimensions : According To customs‘ requiments
Machinery : CNC-Machine
Material : Carbon Steel|Stainless Steel|Alloy Steel
Material Standard : GB|ASTM|AISI|ASME|DIN|BS|EN|JIS
Product Name : CNC Machining Parts
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75MnCr/65Mn/60Mn High Hardness φ20mm-150mm Forged Grinding Media Steel Ball


Description:

1. HRC:50-65
2. Impact test >12AK.J/CM2
3. Breakage rate <1%
4. Certificates:ISO9001:2008;TUV
5. Microstructure: M+B+C

Product performance

1. Hardness:50-65

2. Chromium percentage:0.25MAX

3. Heat treatment:cycles

4. Impact test>12AK.J/CM2

5. Endurance test times>=10000

6. Characteristic: a)unbreakable; b)even hardness; c)high impact value; d)good wear resistance; e) high combined efficiency of grinding mill

7. Productive technology: forging /hot-rolling

8. Packing:container bag:1000Kgs/Container Bag, Steel Drums: 850-900Kgs/Drum

9. Material:JCF-60Mn/65Mn/75MnCr meet client's special needs

10. Application : a) Mines b) Cement plants; c) Power stations; d) Chemical industry; e) other grinding industries.

11. Certificates: SGS/TUV/ ISO9001:2008

12. Microstructure: M+B+C(M-Martensite;B-Bainitic;C-Carbide)


Chemical elements of forged steel balls

Name

C

Mn

Si

Cr

S

P

60Mn

0.57-0.65

0.70-1.0

0.17-0.37

0.25max

0.035max

0.035max

65Mn

0.60-0.70

0.90-1.2

0.17-0.37

0.25max

0.035max

0.035max

75MnCr

0.70-0.85

0.70-0.85

0.17-0.37

0.40-0.60

0.030max

0.030max


Weight and Microstructure of Forged Steel Ball

Norminal Diameter

Diametrical Tolerance(mm)

Approx Weight of

Single Ball(kg)

Average Number of One MT

Microstructure

25mm/1''

+1.5,-0.5

0.064

15625

M+B+C

(M-Martensite;B-Bainitic;C-Carbide)

30mm/1.25''

+1.5,-0.5

0.11

9090

40mm/1.5''

+2.0,-1.0

0.26

3846

50mm/2''

+2.0,-1.0

0.51

1961

60mm/2.5''

+3.0,-2.0

0.89

1124

70mm/2.75''

+3.0,-2.0

1.4

714

80mm/3.25''

+3.0,-2.0

2.1

476

90mm/3.5''

+3.0,-2.0

3

333

100mm/4''

+4.0,-3.0

4.1

244

110mm/4.5''

+4.0,-3.0

5.47

283

120mm/4.75

+4.0,-3.0

7.1

141

130mm/5''

+4.0,-3.0

9.02

111


JCF-65Mn

Melt temperature(degree)

1000 -1500

Forging temperature(degree)

Within 910

Temperature(Into the water)(degree)

730-750(If the water temperature is higher than 780, abating, cooling will be shown after the break)

Temperature (out the water)(degree)

100-120(High hardness standard), Normal hardness water not less than 80 degrees(60MN)

Water temperatuer

More than 20 degrees less than 40 degrees


JCF-75MnCr

Melt temperature(degree)

1000-1050

Forging temperature(degree)

910-950

Temperature(Into the water)(degree)

680-720

Temperature (Out the water)(degree)

120-150(HRC55-HRC58) 100-120(above HRC 58) 150-180(below HRC 55)

Into the water (seconds)

DIA40:25-27

DIA50-60:27-30

DIA70:40

DIA80:56

DIA100:70(low hardness below HRC58),80(high hardness above HRC58)

DIA120:110(low hardness)-125(high hardness)


Package and delivery:

Packaging

Details:

wooden and steel packages

Delivery

Detail:

Accoding to the order


Superiority

1. We had already passed the authentification by theISO90012008, and established a completed set of quality assurance system.

2. Under such a complete set of quality assurance systems, there is a complete set of regulations for ordering, order handling, quality design, purchasing raw materials, working out production plan,production,test and inspection,packaging,storage,delivering, etc

3. We also have a complete set of equipment and techniques for testing and controlling the performance

of the forging products,which ensures our product quality to take a leading position among the products

in domestic market and reach the international standard.


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