A: Usage:
To make insulation board to a cylinder or arc shape. 
B: Equipment components:
Upper roller, lower roller, supporter, pedestal, drive system, electrical system.
C: Processing procedure:
1.Switch on the air-switch in the electric-cabinet, the work LED light. 
2.Inch operation: push the “up” button to make the upper roller goes up till the insulation board can be put into the gap between the upper roller and lower rollers easily. 
3.Inch operation: push the “down” button to make the upper roller goes down till the board is properly curved.
4.Push the “forward” button to make the curved insulation board goes forward via the lower rollers clockwise rotation. 
5.Push the “back” button to make the curved insulation board goes back via the lower rollers anticlockwise rotation.  
6.Push the “stop” button to make the curved insulation board stop moving.
7.According to your technology, repeat the above procedures (2-6) till get the qualified cylinder or arc shape.
D: Specifications:

Roller diameter	φ140mm
Roller length	3500mm
Thickness of pressboard	1-8mm
Speed of roller	11.57rpm
Pressboard moving speed	5m/min
Elevating speed of upper roller	46mm/min
Elevating distance of upper roller	100mm
Main drive motor	2.2KW
Elevating motor	1.1KW
Dimensions	4500(L)´1000(W)´1300(H)mm
Weight	1700Kg