Duff-Norton multi-circuit Rotary Unions® are available in both high pressure (HPMC Series) and high speed (HSMC Series) configurations.
Series HPMC Rotary Unions® are designed for higher pressure requirements, available with up to eight ports as standard and are suitable for use in low speed applications for pressures up to 5880 psi (400 bar). Each passage is sealed to restrict leakage between ports. Special configurations are available upon request
Series HSMC Rotary Unions® are available with up to four ports as standard.
Series HSMC is perfect for low pressure applications, up to 175 psi (12 bar) with rotational speeds up to 3,000 rpm.
Feel free to run dissimilar fluids through Duff-Norton Multiport Rotary Unions® as each port is always individually sealed eliminating “crosstalk” between circuits.
DN Sales Australia | Quality Industrial Products
1998 saw a major change in direction for Duff Norton products in Australia. For the previous 25 years they had been well represented by David Brown Gear Industries who enjoyed a majority market position ...