Rotary Joint, DP 2100 L 51, 1112555-051, 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 G 4 (ISO 228). Housing connection: radial G 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 G/BSP (ISO 228) or NPT (ANSI). Anti‑rotation device. ATEX certification optional. Set of drain plugs fits Large Series.
Possible Applications
This rotary joint is engineered for heavy-duty thermal management in continuous production lines, specifically serving as a critical interface for heat transfer fluids in large-diameter rotating rolls. It is primarily utilized in paper manufacturing machinery, textile calenders, and plastic film extrusion lines where precise temperature control of the roll surface is required for material quality. Because the design supports a non-rotating inner pipe and features a balanced mechanical seal, it is ideal for high-speed drying cylinders and cooling drums that process moisture-sensitive or heat-sensitive substrates. The robust construction allows it to withstand the thermal cycling inherent in industrial heating and cooling circuits, ensuring reliable fluid transition without leakage during high-speed rotation.
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Specifications
| Category | Universal equipment |
| Product ID | 8211111697-2211 |
| Manufacturer | Maier |
