Top quality mechanical seal LPM7N to replace Germany Brand

LPM7N mechanical seal made by lepu seal is a popular seal replacement for original m7n. this seal we made is a Self cleaning effect seal, and insensitive to low solids contents, this seal design offer strong flexibility in torque transmissions, and for this seal, Lepu seal offer many kinds of selection material for the seal face.

Mechancial seal m7n is widely used in many industry pumps, especially for Low solids content media, Chemical standard pumps, Shipbuilding, Gear wheel feed pumps.  If in high chemical condition, PTFE is recommend for secondary seals , as ptfe offer high chemical resistance.

If need any more information about this seal, contact Lepu seal freely.

• ◪  Single seal

• ◪  Unbalanced

• ◪  Super-Sinus-spring or multiple springs rotating

• ◪  Independent of direction of rotation

• ◪  Universal application opportunities

• ◪  Efficient stock keeping due to easily interchangeable faces

• ◪  Extended selection of materials

• ◪  Insensitive to low solids contents

• ◪  Flexibility in torque transmissions

• ◪  Self cleaning effect

Working Range:

p1 = 25 bar (363 PSI)
Temperature: 
t = -50 °C ... +220 °C 
(-58 °F ... +428 °F)
Sliding velocity: 
vg = 20 m/s (66 ft/s)

◪  Process industry

◪  Chemical industry

◪  Pulp and paper industry

◪  Water and waste water technology

◪  Shipbuilding

◪  Lube oils

◪  Low solids content media

◪  Water / sewage water pumps

◪  Chemical standard pumps

◪  Vertical screw pumps

◪  Gear wheel feed pumps

◪  Multistage pumps (drive side)

Guangzhou Lepu machinery CO., LTD becomes one of the leading mechanical seal supplier in south of china, we focus in designing and manufacturing mechanical seal for many kinds of famous brand pumps, our mechanical seal cover many kinds of industry like food, petrol chemical, paper making, sea ship, and so on.