Rotary Joint, DP 2100 L 11, 1112555-011, Christian Maier GmbH & Co. KG
Universal equipmentPrice on request
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Description
Rotary joint for cooling water and hot water. Large Series DP 65-100. Two‑way flow, designed for non‑rotating inner pipe. Nominal size DN 100. Rotor connection: left‑hand male thread NPT 4 (ANSI). Housing connection: radial NPT 2½ female thread (B1) and NPT 2½ (B2). Seal combination 1 (synthetic carbon 19K – chrome steel 18E). Medium: cooling water, hot water. Temperature range –10…140 °C, pressure range 0.2…10 bar, maximum speed 55000/DN =550 min⁻¹. Housing made of lacquered steel. Rotor made of stainless steel. Two ball bearings, factory‑lubricated, maintenance‑free up to 80 °C, for higher temperatures relubrication through easily accessible grease point required. Internal balanced mechanical seal, springs outside medium flow. Inner pipe supported in housing, no elbow required. Connection to rotating pressure system via standardized connection piece with sealing and centring face. Radial and axial housing connections with right‑hand female thread NPT (ANSI). Anti‑rotation device. ATEX certification optional. Set of drain plugs fits Large Series.
Possible Applications
This rotary joint is engineered for high-capacity thermal management in heavy industrial machinery requiring continuous circulation of cooling or hot water. It is specifically suited for large-scale calendering lines, paper mill drying cylinders, and textile finishing equipment where precise temperature control of rotating rolls is critical for material consistency. The two-way flow design with a non-rotating inner pipe facilitates efficient heat transfer in high-speed production environments, such as plastic film extrusion or rubber processing lines. By utilizing a balanced mechanical seal and robust stainless steel rotor construction, the unit effectively manages the thermal expansion and mechanical stresses inherent in large-diameter rotating drums, ensuring reliable fluid delivery in demanding, high-duty-cycle manufacturing processes.
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Specifications
| Category | Universal equipment |
| Product ID | 8211111697-2223 |
| Manufacturer | Maier |
