High precision 3 roll calender machine of bearing and Alloy chilled cast iron

1. Introduction of Product

2. Quick Detail:

1. Equipment using shift

Three-continuous-shift production,7 days/every week

2. Equipment using environment

Temperature: 540

Relative humidity: ≤90%

3. Energy/Utility

Power: 380±10% V; 50Hz ±10; 3 phases

Control power: AC220V±10; 50Hz±10

Cooling water: 0.3 Mpa; temperature ≤25±3

Compressed air: 0.8 Mpa (if needed)

Steam: 0.8 Mpa (if needed)

3. Description:

1. Roll specification

Roll diameter                                                 360 mm

Roll working surface length                                    1120 mm

Roll structure                                        hollow smooth rolls     

(Any special requirements by customer need to be described in advance)

2. Roll arrangement 

(Any special requirements by customer need to be described in advance.

Or choose one of the followings, tick a “√” in the )

“I” type                                                          

“F” type,1# roll tilt 60°                                             

Horizontal “L” type,1# roll tilt 90°                                    

“L” type,3# roll tilt 90°                                             

3. Max.calendering width                                         ≤900mm

4. Min.calendering thickness                                      ≥0.2 mm

5. Roll central height (usual condition)                       1#roll: +0.12mm 2#roll: 0.0

                                                                                    3#roll: 0.0

  (Any special requirements by customer need to be described in advance)

6. Roll production speed

Roll rotation speed(driving roll):                         20 r/min(designed)

Roll linear velocity(driving roll):                      22.61 m/min(designed)

7. Velocity ratio of rolls                   

(Any special requirements by customer need to be described in advance.

Or choose one of the followings, tick a “√” in the )

Rubber friction: 0.75 : 1: 0.75                                      

Rubber covering: 0.75 : 1: 1                                        

Rubber sheet: 1: 1: 1                                              

8. Main motor

Model                               YVP-250M₂-6P(converter control)

Power                                                        40 KW

Rotating speed                                          1000r/min

9. Reducer

Model                                                  ZSY315-50

Speed ratio                                                    50

10. Roll nip adjustment device

Mode                                              By the hand wheel

   Adjusting range                                             06 mm

Pitch motor model                                          Wld100-59

Power                                          &nbs