Centrifugal cast high-speed steel roll manufacture
A technology of centrifugal casting and manufacturing method, which is applied in the fields of centrifugal casting high-speed steel roll manufacturing and metallurgical roll manufacturing. It can solve the problems that segregation is difficult to completely eliminate, and achieve the effects of inhibiting gravity segregation, convenient operation, good red hardness and high temperature wear resistance. Effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0065] The high-speed steel roll of this embodiment is cast by a vertical centrifuge, the roll body is made of high-C high-W high-speed steel, the roll core is made of ductile iron, the roll body is melted in a 500kg intermediate frequency induction furnace, the roll core is melted in a 3t cupola furnace, and the roll core is melted in a 1t intermediate frequency induction furnace. The furnace adjusts the composition and temperature, and the roller core is spheroidized with rare earth magnesium alloy. The chemical composition of the roll is shown in Table 2.
[0066] Table 2 Chemical composition of high-speed steel rolls
[0067] C
W
V
Mo
Cr
Ni
Si
mn
Y
K
S
P
Roll body
2.46
16.68
4.31
3.64
11.2
0.65
1.32
0.87
0.07
0.11
0.026
0.034
Roll core
3.53
-
-
-
0.28
0.37
2.17
0.52
0.03RE
0.05Mg...
Embodiment 2
[0075] In this embodiment, the high-speed steel roll is cast by a horizontal centrifuge. The roll body is made of high-C and high-W high-speed steel, and the roll core is made of high-strength gray cast iron. The chemical composition of the roll is shown in Table 3.
[0076] Table 3 Chemical composition of high-speed steel rolls
[0077] C
W
V
Mo
Cr
Ni
Si
mn
Y
K
S
P
Roll body
2.54
20.27
4.90
2.26
9.68
0.73
1.21
0.75
0.08
0.13
0.017
0.037
Roll core
2.93
-
0.12
0.26
0.44
0.87
2.06
0.48
-
-
0.038
0.043
[0078] During the pouring and solidification process of the high-speed steel roll body, an electromagnetic field is added to the mold, and the magnetic induction intensity of the electromagnetic field is 0.10T. Adding an electromagnetic field to the centrifugal cas...
PUM
Property | Measurement | Unit |
---|---|---|
thickness | aaaaa | aaaaa |
thickness | aaaaa | aaaaa |
thickness | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com