Yuyao Ermei Auto Parts Co., Ltd.

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More than 3000 types of oil seals

Widely used in automobiles, small household appliances, engineering mines, printing, transportation and other industries.

Hot Products

Accepting samples to customize various complex seals, products are widely used in various models, covering machinery and equipment in various industries, mining, printing, transportation, etc.

MEKAuto Parts Co., Ltd.

MEK Auto Parts Co., Ltd., Yuyao Precision Oil Seal Factory, is located in Yuyao, Zhejiang, a famous state with a long history. Play a role as

China rubber oil seal manufacturers and wholesale O ring industrial oil seal suppliers

. Founded in 1989, the company is an enterprise integrating high-quality seal design, production and sales various type of oil seals.

Under the leadership of the company’s founder, Mr. Xu Zhiqiang, the company has continued to develop and grow. Its products are exported to more than 40 countries including Brazil, Canada, Mexico, Malaysia

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Our products are exported to more than 40 countries

Precautions for Silicone O -shaped Circle Design

O -type seal is a typical squeezing seal. The compression ratio and tension of the diameter of the O -type cross section are the main content of the sealing design, which is very important for sealing performance and service life. The O -type circle is usually installed in the seal tank for sealin...

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Hydraulic cylinder sealing ring sealing process

As we all know, the sealing ring plays a vital role in the entire hydraulic cylinder. Different seals have different sealing properties. Traditional seals and combined seals have their own advantages and disadvantages. In actual use, our designers need to use different seals reasonably according to ...

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The performance and treatment of mechanical seal end face leakage

The end face leakage of mechanical seal is mainly manifested as initial leakage, rough sealing surface and poor spring adaptability. 1. For initial leakage. The dynamic and static rings are deformed, improper installation or use and storage, poor rigidity and structure of parts, insufficient runnin...

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Why does the mechanical seal of the water pump often leak?

Why does the mechanical seal of the water pump often leak? The main reasons are as follows: 1. The sealing surface of the dynamic ring or the static ring is deformed. The reasons that affect the deformation of the sealing surface include excessive heat caused by the increase of the pressure on the...

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What are the features and functions of the dust seal?

The dust seal is installed on the inside of the cylinder end cover, and the main sealing lip is exposed to the air. Prevent external dust, rain and frost and other dirt from entering the inside of the sealing mechanism, affecting the viscosity of the hydraulic oil and scratching the sealing lip o...

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What is a double mechanical seal? and its installation

The double-end mechanical seal is a device that prevents fluid leakage by keeping the end surface (friction pair) perpendicular to the rotation axis under the action of the fluid pressure and the elastic force of the compensation mechanism and the cooperation of the auxiliary seal to keep fit and re...

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Main points of selection of mechanical seals for emergency pumps

First, understand the classification of mechanical seals According to the contact state of the seal end face, the mechanical seal can be divided into two types: contact type and non-contact type, among which the contact type seal is widely used. Contact-type mechanical seals are widely used in singl...

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Overview of sealing materials in petroleum and petrochemical industry

Selecting the correct sealing material according to different working conditions is an important factor to ensure the safe and efficient operation of the equipment. There are many types of liquids that need to be controlled in the petrochemical and natural gas industry, such as aromatic hydrocarbons...

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What aspects need to be considered in the selection of seals (materials)?

When choosing a sealing material, you must understand the working conditions, what material to choose mainly considers the working conditions, and also appropriately consider the price factor. When selecting a sealing material, consider the following specific usage conditions. 1. Is the sealing wor...

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How to do the inspection and maintenance of hydraulic cylinder seals?

The hydraulic cylinder seal is a very small part of the mechanical equipment, but its damage often makes the hydraulic mechanical equipment unable to work normally, such as impact, crawling and other failures, so special attention should be paid to the detection and maintenance of the hydraulic cyli...

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Reasons and methods of mechanical seal flushing

Reasons for Mechanical Seal Flushing Why should the mechanical seal be flushed? This is because the sealing medium in the sealing chamber contains particles and impurities. Due to the precipitation of crystals and the precipitation of particles and impurities, the dynamic and static rings of the mec...

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What are the effects of lubricating oil and temperature on the use of skeleton oil seals

1. During the use of lubricating oil, not only the material itself will change, but also the additives that play a role in lubrication will also change. After the change and decomposition, heat, oxides, etc. will be generated. These decomposition products may have a great impact on the sealing mater...

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