Company Advantages
1. bellows mechanical seal has been made reinforcements at every weak points.
2. We implement quality control system to ensure products without defects.
3. The quality of the product can stand the test of time.
4. Professional team confirms the quality of bellows mechanical seal each step.

As a kind of high cost performance mechanical seal, Burgmann mechanical seal BT-AR 301 is widely used in water and waste water pumps, this seal designed with a rubber bellows, is a unbalance mechanical seal, single spring and Independent of direction of rotation.

The short axial length (this allows for more economic pump construction and saves material), and the best quality/price ratio

People like to use the ceramic for the seal ring because low cost, with very big quantity, even more than millions of units per year.

Advantage introduction:competitive price+ fast delivery+top after-sale service

Working Range:

Pressure: p1* = 6 bar (87 PSI),
vacuum … 0.5 bar (7.45 PSI) up to 1 bar (14.5 PSI) with seat locking
Temperature: 
t* = -20 °C … +120 °C (-4 °F … +248 °F)
Sliding velocity: vg = 10 m/s (33 ft/s)
Admissible axial movement: ±2.0 mm

◪  Water and waste water technology

◪  Pool and spa applications

◪  Household appliances

◪  Domestic and garden pumps

◪  Whirlpool and swimming pool pumps

◪  Dishwasher pumps

◪  Submersible motors / pumps

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.

Company Features
1. Guangzhou Lepu Machinery CO., LTD, as one the biggest developer & manufacturer of rubber bellow mechanical seal in China, has grown into a professional provider in this industry.
2. Our factory has a complete total quality management system. This system is laid down under the progressive and scientific management concept. We have proved that this system contributes a lot in improving productivity.
3. Guangzhou Lepu Machinery CO., LTD is dedicated to creating a beat bellows mechanical seal products system for customers. Inquire! Guangzhou Lepu Machinery CO., LTD aims to make the dreams of customers and employee to become true. Inquire! Winning the market of bellow seal has been what Lepu strives for. Inquire! Lepu will keep on improving the quality of metal bellow mechanical seal. Inquire!