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  • PARAMETER
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Mine Mill Liners

1.Material: Cr-Mo Alloy Steel

2.Material Grade: AS 2074 L2A/L2B/L2C
3.Dimensions: as per drawings

4.Application: Mine Mill, SAG mill

5.Mine Mill Liners Special Features:
The material of Mine Mill Liner are low C or high C Cr-Mo Alloy steel,which depends on the  specific working condition of the SAG mill.
The hardness of AS2074 L2B is HB310-HB380.
We can make big size Mine Mill Liners castings with Sodium Silicate Sand Process & Resin Sand Process.
We can supply alloy steel castings with Mine Mill Liner proper heat-treatment process.
We can produce Cr-Mo alloy steel SAG Mill castings as per AS2074 L2B, L2C, GB/T 26651-2011.

Metallographic structure of AS2074 L2B/L2C Steel is Pearlitic.

Material Grade for Mine Mill Liners
1.Cr-Mo Alloy Steel: ZG50Cr5Mo,ZG60Cr6Mo,Cr12Mo :Hardness:≥HRC48,Impact value:≥25J.
2.High Cr white iron:BTMCr15Mo,BTMCr20Mo,BTMCr26Mo:Hardness:≥HRC56,Impact value:≥5J.
3.Ni-hard White Iron: AS2027 NiCr2-500,AS2027 NiCr1-550,AS2027 NiCr4-500,AS2027 NiCr4-600,
AS2027 NiCr4-630AS2027 NiCr2-500,AS2027 NiCr1-550,AS2027 NiCr4-500,AS2027 NiCr4-600,AS2027 NiCr4-630

4.High Mn Steel:ASTM A128 Grade C, Grade D, Grade E-1,Grade E-2.Grade F,Grade B,Grade B-1,Grade B-2,Grade B-3,Grade B-4,Grade A.

Our Photos for Mine Mill Liners Manufacturer:

  • Mine Mill Liners
  • Mine Mill Liners
  • Mine Mill Liners
Copper Mine Mill Liners AS2074 L2B CrMo Alloy Steel Specification ia below:

Cr-Mo Alloy Steel:

Reference Standard

Nominal Chemical Composition (W%)

C

Si

Mn

P

S

Ni

Cr

Mo

SCM415(SCM21)

0.13-0.18

0.15-0.35

0.60-0.85

≤0.03

≤0.03

≤0.25

0.90-1.20

0.15-0.30

SCM418(-)

0.16-0.21

0.15-0.35

0.60-0.85

≤0.03

≤0.03

≤0.25

0.90-1.20

0.15-0.30

SCM420(SCM22)

0.18-0.23

0.15-0.35

0.60-0.85

≤0.03

≤0.03

≤0.25

0.90-1.20

0.15-0.30

SCM421SCM23)

0.17-0.23

0.15-0.35

0.70-0.10

≤0.03

≤0.03

≤0.25

0.90-1.20

0.15-0.30

SCM430(SCM2)

0.28-0.33

0.15-0.35

0.60-0.85

≤0.03

≤0.03

≤0.25

0.90-1.20

0.15-0.30

SCM432(SCM1)

0.27-0.37

0.15-0.35

0.60-0.85

≤0.03

≤0.03

≤0.25

0.90-1.20

0.15-0.30

SCM435(SCM3)

0.33-0.38

0.15-0.35

0.60-0.85

≤0.03

≤0.03

≤0.25

0.90-1.20

0.15-0.30

SCM440(SCM4)

0.38-0.43

0.15-0.35

0.60-0.85

≤0.03

≤0.03

≤0.25

0.90-1.20

0.15-0.30

SCM445(SCM5)

0.43-0.48

0.15-0.35

0.60-0.85

≤0.03

≤0.03

≤0.25

0.90-1.20

0.15-0.30

SCM822(SCM24)

0.20-0.25

0.15-0.35

0.60-0.85

≤0.03

≤0.03

≤0.25

0.90-1.20

0.15-0.30

SCM51

0.38

0.30

0.70

1.10

0.20

SCM52

0.40

0.30

0.70

1.10

0.30

SCM53

0.45

0.30

0.80

1.10

0.20

SCM55

0.40

0.30

1.20

0.80

0.10

SCM71

0.17

0.30

0.70

1.10

0.20

SCM72

0.19

0.30

0.70

1.10

0.20

Specification:
According to drawings, heat resistance, surface treatment requirement, Various types of 2D or 3D drawings are acceptable, etc.
Cost effective:
Integrated production from mold-making to post-processing is completed in our own factory. 
This can effectively reduce the manufacturing cost.
We have first rate production line, the most professional staff, and the advanced equipment and inspection method for casting. 
super quality,competitive price and strict delivery time.
Item High Cr White Iron High Cr Alloy Steel High Mn Steel Ni-hard Cast Iron
C 2.4-3.2 1.1-2.2 0.9-1.3 2.4-3.6
Si 0.6-1.2 0.6-1.2 ≤0.8 ≤0.8
Mn 0.5-1.0 0.5-1.0 11.0-18.0 ≤2.0
Cr 12.0-30.0 11.0-30.0 1.5-2.5 1.5-10
S ≤0.04 ≤0.04 ≤0.04 ≤0.15
P ≤0.06 ≤0.06 ≤0.06 ≤0.15
Mo 0.1-3.0 0.1-3.0 ≤1.0 ≤0.1
Cu 0.1-1.0 0.1-1.0
Ni 0-0.3 0-0.3 3.3-10
Re
Equivalent
Specification
GB/T8263-1999 GB/T5680-1998 GB/T8263-1999
AS2027 Cr27 DL/T 681-1999 AS2027/Ni-Cr1-550
AS2027 CrMo 15/3 JIS G 5153-1999 AS2027/Ni-Cr2-500
AS2027 CrMo 20/2/1 ASTM A128 AS2027/Ni-Cr4-500
ASTM A532 Class  Type A 25%Cr DIN GX120Mn12 AS2027/Ni-Cr4-600
ASTM A532 Class  Type B 15%Cr-Mo AFNORZ120Mn12 AS2027/Ni-Cr4-630
BS 4844 3E ASTM A532 1-A,B,C,D
DIN1695 ASTM A532 2-A,B,C,D,E
NFA32401 ASTM A532 3-A
Material Type Martensite Matrix Austenitic Mn Steel
Hardness HRC≥56 HB≤300 HRC≥56
Impact Value AK≥4J AK≥80J
Q&A:

Q: Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q: What kinds of products do you offer?
A: We mainly produce various high alloy steel castings, such as mill liners, jaw crusher spare parts, jaw plates, cone crusher spare parts, Crusher Blow Bars, Crusher Hammers, etc.

Q: What kind of materials are using for the products?
A: We supply all kinds of high alloy steel castings, including manganese steel castings, high manganese steel, nickel hard castings, chromium molybdenum alloy steel, high chromium white iron castings, etc.

Q: What is the maximum weight of a single piece that can be cast, and what is your daily processing capacity?
A: The weight of a single piece that can be cast at one time is 30 tons. The production capacity is 150 tons/working day.

Q: What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q: What is the Warranty for our products ?
A: If any quality problems on our side occurred in this period , we will take on the shipping cost and replacement.

Q: How to give inquiry?
A: Step 1, please tell us what weight ,dimension, material do you need please.
Step 2, Better help to provide the drawing with above-mentioned details please.
Step 3, when we have enough details, we may quote accordingly.

Q: What is the delivery time of your products?
A: It depends on the inventory availability.If items needed are in stock, the delivery time would be within 7 work days, but if not the delivery time would be around 30 work days.
We will send working schedule of your order each week.
The detailed inspection picturesion by email.

Q:  Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q: If your product has inferior quality or quality problem after we use them what happens next?
A: First, you have to provide us photos of the problem part and also provide photos of the use.
If it is indeed a quality problem of the product itself, we would offer compensation to you and also figure out solutions to avoid this kind of quality problem in the future.
If the problem is caused by clients, we would provide the technical suggestions to avoid same problems.

Q: Do you support drop shipping?
A: Yes, your drop shipping is aviable.

Q: Transportation?
A: Transported by DHL, UPS, EMS, Fedex, Air freight, Sea freight.

Q:  How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

If you have interest, please do not hesitate to contact me.
Pls send the drawing,technical requirements to us by email.
Looking forward to receiving your inquiry and reply.
Thank you.
Feedback form contact with us
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