1. Media: water, oils and other low corrosive media
2. Pressure:1.0Mpa
3. Temperature: 20oC~120oC
4. Near speed:15m/ses.
Complying with DM series installing dimensions, a typical seal designed for low and high temperature media, with connecting structure by flanges, flat seal gasket and screws, made all in materials resisting to low and high temperature and suitable for all trades, particularly for delivery of high temperature media in oil refinery and chemistry industry.
Design characteristics:
1. Modular design;
2. Metal bellows;
3. Insertion of low expanding metal;
4. Connection by flanges and screws;
5. Forced internal cooling;
6. Flat seal gasket.
Performance parameters:
Temperature:>-75oC~400oC
Pressure:0~2.5Mpa,make sure not to leave in operation at negative pressure or in vacuum state.
Speed:30m/s(less than 6000rpm)
Range of dimensions:
30~100mm.
Pressure: 0-4MPa
Linear speed: 23 m/s
Shaft diameter: 33-85mm
Temperature :(depending on material of the seal ring)
Buna N:-20~+80oC
Polyfluoroprene: 0~+150oC
Tetrafluoroethylene resin: -80oc~+250oc
Media: water, oils and other low corrosive medi.
Single end face seal
Balance type
No requirement for rotating direction
Complying with DIN24960
H7N mechanical seal is widely used, logically designed and good in interchangeability of parts, allowing easy insertion of the seal ring and easy replacement. The throw out collar is retained by the drive eye to prevent the spring from falling off.
Based on the technology original type Y oil pump type AY multistage centrifugal oil pump is developed after digesting technology of advanced level to meet the customers' requirements of high reliability and energy saving. This preduct can be used for petroleum refinery petrochemical and chemical industry to pump petroleum products with out solid particles, liquefied petroleum gas and some other liquids inflammable, explosive, toxic high temperature and high pressure.
Designation of the pump size: range from 6.25 to 155m3/h for capacity(q). From 70 to 603m for head(H) at the temperature of pumped medium(T) from -20 to +300'c.