Ningbo Leader Fluid Machinery Co., Ltd. is a professional manufacturer and exporter of all kinds of Single and Multi-Spring Mechanical Seals. Cartridge mechanical Seals, FLYGT pump seals, grundfos pump seals, ITT, Xylem pump mechanical seals etc.

Our range of mechanical seals is the widest available in today's market. Combining advanced, thoroughly proven technologies with extensive industry experience has created products characterized by innovative design concepts and outstanding manufacturing quality.

We have set up a modern machining center, CNC machine tools, machine tools and other equipment over 500 sets and a maximum machining diameter of 3.5 m of the large vertical lathe. Metallic materials physical and chemical testing, mechanical properties of mechanical tests, ultrasonic thickness measurement, nondestructive testing, spectroscopy, metal heat treatment, the mechanical seals full performance testing center, the spring tension and compression testing and other special equipment.

Our company supplies different kinds of mechanical seals and maching parts. Include o-ring types, rubber bellows seal, metal bellows seal, flygt pump seals series and cartridge mechanical seals, the seal face material and elastomers are comprehensive choiced by customer. Meanwhile, we can also supply spare parts with material silicon carbide, tungsten Carbide, ceramic and carbon.

The design of the products meet with DIN 24960, ISO9001. They can be used to chemical industry, foodindustry, sewage intreatment, petroleum and so on.

Quality is the life of a enterprise, as a customer orientated and high-tech driven company, leader people pay special attention to each item in the productive production process, from purchasing assembly performance testing to shipment, every procedure must very strict quality control, we will dedicate our great endeavor into the quality control for our customer.

We would like to sincerely cooperate with domestic and foreign users and do our utmost to supply quality products and service to meet users' Demanding and meanwhile establish with them a long-term friendly cooperative relationship.

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