212 Mechanical Seal

 

Model 212 MECHANICAL seal with TEflon bellows with a balanced structure compensated by moving rings. Generally used for corrosive strong, no suspended particles operating conditions, especially suitable for glass lining reaction kettle, titanium alloy kettle and other occasions with a certain vacuum requirements and radial swing slightly larger.

 

Working parameters

 

Rules: 30 ~ 150 mm

Pressure: 0.4 Mpa or less

The temperature: - 40-150 ℃

Speed: ≤500r/ min

Axial channeling momentum: ±0.5mm

 

Material combination

 

Sealing end face: graphite, silicon carbide, 304 butt welding

 

Auxiliary seal: fluorine rubber

Metal component: SUS304, SUS316L

 

The product description

 

Single face outer mounting type

balanced

 

Teflon bellows construction

 

Arbitrary spin to

In the development and design of any product, we follow the principle of installation size standardization. That is, the installation size of this type of mechanical seal is in line with the domestic HG5-748-78 standard (referred to as 78 standard) and HG2098-91 standard (referred to as 91 standard).