WON CHANG¢¥s combined pumps having

vacuum and pressure function, are one of leading pumps for printing machines. Dry Rotary Vane Pumps eliminate the need for oil, are virtually maintenance free and operate at a maximum of 70 dB(A).

The "WBS" is available for many applications :

in the printing industry, book binding, simultaneous

operation of both vacuum and pressure, and many

other uses.

-Pumping speed : 280¡­1,115§¤/min (vacuum)

                           280¡­1,115§¤/min (pressure)

-Max. vacuum : Above 650§®Hg G.

-Normal vacuum : Below 400 §®Hg G.

-Normal pressure : Below 0.5§¸/§²

-Vacuum adjust valve

-Pressure adjust valve

-Vacuum gauge

-Pressure gauge

-In-let and exhaust filter

-Refrigeration pipe system