Rotary Joint, DP 50 F 93-800, 1112353-800, Christian Maier GmbH & Co. KG
Universal equipmentPrice on request
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Description
Rotary joint for transfer of thermal oil. Series DP Standard, variant -800 for thermal oil. One‑way flow, no elbow. Nominal size DN 50. Rotor connection: fixed flange with groove and O‑ring sealing (for DN 40 and larger). Housing connection: radial G 2 female thread. Seal combination 3 (metal impregnated synthetic carbon 19W – silicon carbide 18C). Medium: thermal oil. Temperature range –10…160 °C, pressure range 0.2…10 bar, maximum speed 55000/DN =1100 min⁻¹. Housing made of brass, bead‑blasted. Rotor made of stainless steel. Two ball bearings, heat‑stabilised for series -800, factory‑lubricated, maintenance‑free up to 80 °C, for higher temperatures relubrication through easily accessible grease point required. Internal balanced mechanical seal. O‑rings Viton®. Additional axial shaft seal for bearing protection. Connection to rotating pressure system via fixed flange with groove and O‑ring. Radial housing connection. ATEX certification optional. Five drain holes in housing, can be blocked with plugs in dusty environment.
Possible Applications
This rotary joint is specifically engineered for thermal oil circulation systems where precise temperature control is required for rotating machinery. It is commonly integrated into calendar rolls, heated mixing drums, and textile drying cylinders where the transfer of high-temperature heat transfer fluids is essential for consistent material processing. The robust stainless steel rotor and specialized seal combination make it ideal for industrial heating applications in the plastics, rubber, and synthetic fiber industries, where maintaining thermal stability during high-speed rotation is critical. Its design effectively manages the thermal expansion and mechanical stress inherent in these demanding production environments, ensuring reliable fluid transition between stationary supply lines and rotating equipment components.
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Specifications
| Category | Universal equipment |
| Product ID | 8211111697-2199 |
| Manufacturer | Maier |
