The Vertical Ring Rolling Machine is a specialized forging device designed for hot ring rolling and hole expansion processes. It is widely used to enlarge the inner diameter of ring-shaped metal blanks while maintaining excellent dimensional accuracy and material integrity.
With a compact structure, high rigidity, and advanced automation system, this machine ensures stable operation, precise control, and efficient production. It is particularly suitable for manufacturing seamless rings used in high-demand industries such as bearings, flanges, and heavy machinery components.
Its vertical design allows for space-saving installation, while delivering powerful rolling force and consistent forming quality.
High Precision Ring Expansion
Ensures accurate control of inner and outer diameters during rolling.
Vertical Structure Design
Compact footprint, saving valuable workshop space.
High Automation Level
Equipped with intelligent control systems for efficient and consistent operation.
Strong Rigidity & Stability
Robust machine structure ensures minimal deformation and long service life.
Adjustable Rolling Speed
Flexible control for different materials and production requirements.
Wide Processing Range
Suitable for various ring diameters and heights.
Energy-Efficient Operation
Optimized power usage reduces production costs.
Safe & User-Friendly Operation
Designed for easy handling with enhanced safety mechanisms.
|
Model |
Outer dia of ring |
Height of ring |
Radial rolling force |
Rolling line speed |
Stroke of slide |
Main motor power |
Overall size(LxWxH) |
Weight |
|
mm |
mm |
KN |
m/s |
mm |
KW |
mm |
T |
|
|
D51-160B |
Ф55-Ф160 |
40 |
50 |
2.5 |
60 |
18.5 |
1700x1525x1700 |
2.7 |
|
D51Y-160B |
Ф55-Ф160 |
40 |
50 |
2.5 |
60 |
18.5 |
1700x1525x1700 |
2.9 |
|
D51-250C |
Ф80-Ф250 |
60 |
100 |
2.3 |
100 |
37 |
2300x1525x2310 |
7 |
|
D51Y-250C |
Ф80-Ф250 |
60 |
100 |
2.3 |
100 |
37 |
2300x1625x2310 |
7.2 |
|
D51-250C-B |
Ф80-Ф250 |
130 |
150 |
1.8 |
100 |
45 |
2750x1625x2310 |
7.5 |
|
D51Y-250C-B |
Ф80-Ф250 |
130 |
150 |
1.8 |
100 |
45 |
2750x1625x2310 |
7.7 |
|
D51-350A |
Ф180-Ф350 |
90 |
250 |
1.5 |
110 |
75 |
3200x2000x2900 |
11 |
|
D51-350B |
Ф180-Ф350 |
160 |
300 |
1.5 |
110 |
90 |
4200x2000x2910 |
12 |
|
D51-400 |
Ф200-Ф400 |
120 |
300 |
1.6 |
110 |
75 |
3670x2700x2910 |
12.5 |
|
D51-450A |
Ф250-Ф450 |
120 |
350 |
2 |
130 |
75 |
3670x2700x3210 |
13..5 |
|
D51-450B |
Ф250-Ф450 |
220 |
450 |
1.6 |
130 |
110 |
4500x2700x3210 |
17.5 |
|
D51-450K |
Ф250-Ф450 |
160 |
450 |
1.7 |
130 |
90 |
4500x3600x3200 |
19 |
|
D51-450K-B |
Ф250-Ф450 |
230 |
500 |
1.5 |
130 |
110 |
5500x3600x3200 |
21 |
|
D51-550A |
Ф350-Ф600 |
180 |
500 |
1.7 |
150 |
110 |
5000x4000x3500 |
22 |
|
D51-550B |
Ф350-Ф600 |
240 |
550 |
1.3 |
150 |
132 |
5800x4000x3500 |
23 |
|
D51-800A |
Ф400-Ф800 |
80 |
500 |
1.37 |
200 |
110 |
5500x3500x4500 |
24 |
|
D51-800B |
Ф400-Ф800 |
160 |
550 |
13.7 |
200 |
110 |
5700x3500x4500 |
25 |
This machine is specifically used for hot rolling and expansion of metal rings, including:
Bearing rings
Flanges
Gear blanks
Pipe rings
Automotive rings
Wind power rings
Aerospace ring components
Applicable Industries
Bearing manufacturing
Automotive industry
Aerospace industry
Oil & gas equipment
Shipbuilding
Heavy machinery manufacturing

1. What materials can be processed?
Suitable for carbon steel, alloy steel, stainless steel, and other hot-forged metals.
2. Is the machine suitable for large rings?
Yes, it supports a wide range of ring sizes depending on the configuration.
3. What is the advantage of vertical design?
It reduces floor space while maintaining high rigidity and stability.
4. Can the machine be customized?
Yes, rolling force, ring size, and control systems can be tailored to your needs.
5. Is it easy to operate?
Yes, the machine features automated controls and a user-friendly interface.

