Model	Specification and inside diameter of cylinder	Max.power(ton)	Max.power when using (ton)	Max.OD of making(mm)	Max.speed of working(m/s)	Returen speed(m/s)	Power of main pump(kw)
1	320	506	400	820	2	4.2	48.5
2	280	388	300	720	2.6	7.6	48.5
3	250	310	250	630	2.7	7.5	45
4	220	240	190	530	2.8	5.4	38
5	200	198	157	426	3.4	7.2	38

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