257-130-012 high-speed rotary joints

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257-130-012 is the specific model of the “257 series” high-speed rotary joint from the United States, designed specifically for high-speed working conditions such as deep hole drilling. It adopts a single channel self-supporting structure and is used to transport coolant/medium from fixed pipelines to high-speed rotating spindles

Origin: China
Installation method: flange thread
Model: SD57-000-094 095
Scope of application: Rotating joints for construction machinery
Material: Stainless steel, copper
Customized processing: Yes
Speed: 500-1000
Media: water, hot water, steam, hot oil, cooling water
Temperature: ≤ 100 ℃
Pressure: ≤ 1.0MPA
Speed: ≤ 1000RPM
The rotary joint undergoes layer by layer inspection from the selection of raw materials, using brass cast shell, stainless steel center shaft, branded motor bearings, graphite+silicon carbide dual sealing accessories, suitable for various purposes.
The shell is made of copper and is cast from high-quality brass, which is resistant to high temperature and high pressure;
Motor bearings+stainless steel center shaft, using high-temperature resistant motor bearings and stainless steel, center shaft, smooth and stable operation;
Customized high-temperature springs, using high-temperature and corrosion-resistant springs customized from the manufacturer;
Sealing accessories, using specially impregnated graphite sealing rings, have good alkali resistance, high temperature resistance, and are not easy to rust and scale.