Ring Mill

Last availability: unknown - check availability

Listing description


1. Ring rolling mill

The horizontal /vertical ring rolling mill is provided for ring seamless ring at forging temperature.

2. Working range

-Outside diameter of finished ring:600~3500mm

-Height of finished of ring back for 100~850mm

-Mandrel diameter:ø220~240mm

-Height of ring back :850mm max.

-Ratio of wall thickness to height3:1 max.approx.

-Ring weight:8000kg max. approx.

The max.possible ring weight as well as obtainable ratio “wall thickness to height”

Is dependent on the cross section of the ring, the ring profile and the ring material,

Its deformation resistance depending on temperature, and on deformation speed.

3. Main characteristics

l Horizontal stand

-Rolling force:280ton max.

-Main roll diameter:ø1000mm

-No. of revolution of main roll:29.5rpm

-Roll speed1.5m/sec. max. approx..

-Horizontal stroke of mandrel:600m

l Vertical stand

-Rolling force:180ton max.

-Length of taper rolls theoretical stand:750mm

-Taper corn ang:32°

-Horizontal stroke of vertical stand:3500mm

-Vertical stroke of upper roll:750mm

-Max. distance between the taper roll:850mm

4. Driving unit

l Driving unit of main roll

-Driving motor:DC500kw/440v/60hz

-Driving gear reducer:500kw/1/40

l Driving unit of taper roll

-Driving motor:DC500kw/440v/60hz

-Driving gear reducer:500kw/1/12

5. Hydraulic power unit

l Main pump

-Motor:75kw x 4sets

-Pump:A7V-160 x 4sets


-Operation pressure:250kg/cm2

-Oil cooler 3.7kw x 2sets

6. Grease lubrication unit:2 sets

7. Cooling of roll tools:0.2kg/cm2

8. Electric equipment

-Power supply unit

-Control panel

-Control desk

9. Control and operation function

-Control function realized in PLC

-Operation for the passes pressure control

10. Actual valve display for the ring

-Ring O.D

-Ring I.D(calculated)

-Ring wall thickness

-Ring height

11. Selection of the final diameter

-Ring O.D

-Ring I.D

Please note that this description may have been translated automatically.

Last availability: unknown - check availability

Listing information

Manufacturer Ring
Model Mill
Year -
Country South Korea South Korea
Condition Good
Main category Metalworking Machinery
Subcategory Milling Machine
ID P90423006

Last availability: unknown - check availability

About the seller

Client type Machinery dealer
On Kitmondo since 2012
Number of listings 9
Country South Korea South Korea
Last activity June 25, 2020
Contact Click here