Linde Polymer Tec Co.,Ltd. is one of the most experienced manufacturers and suppliers of pump valve seals in China, also supports customized service. Please feel free to buy high quality pump valve seals for sale here from our factory.
Pump Valve Seals
| Main applications |
In general machine tools, mining machinery, metallurgical machinery and other equipment. |
| Speed | no more than 3000r/min |
| Medium | Alkaline liquid, in which the caustic alkali concentration is not more than 42% and the solid particle content is less than 20%. |
| Accreditation | ISO 9001;IATF 16949;SAE J2643;ASTM D2000 |
what are Pump Valve Seals
Pump valve seals (also called sealing rings, oil seals, diaphragms, and diaphragms) play a vital role in the industrial field and are used to ensure the sealing performance and normal operation of the pump and valve system.
Pump valve seals are an important part of pumps and valves and play a role in sealing and protecting the flow of fluid or gas. Depending on the pump and valve type, seals come in different materials, shapes, and sizes.
Factors such as pump and valve types, specific uses, and working conditions vary. Therefore, when selecting pump and valve seals, you need to select and adjust them according to the actual situation.
About pump valve seals
The wear resistance of pump and valve seals is the key to improving their service life. Before we can start exploring new materials and lubrication options we need to have a deep understanding of seal wear mechanisms. Wear is mainly divided into types such as abrasive wear, abrasive wear, and lubrication wear, and factors such as friction, pressure, temperature, and media will also affect the wear resistance of seals.
Material selection plays a vital role in the wear resistance of pump valve seals. Traditional materials such as rubber, plastic, and metal perform well in certain applications but are prone to wear and tear when exposed to high speeds and harsh working conditions. Therefore, researchers are committed to developing new materials, such as polymer composites, ceramic materials, and nanomaterials, to improve the wear resistance of seals.
Lubrication plays an important role in reducing seal wear. Traditional lubrication solutions such as lubricating oil and grease can reduce wear to a certain extent, but their effects are limited in special environments such as high temperature, high speed, and corrosive media. Therefore, researchers are committed to developing innovative lubrication solutions, such as solid lubricating materials, nanolubricants, and self-lubricating materials. These innovative lubrication solutions can significantly improve seal friction.
To evaluate the performance of materials and lubrication schemes, a series of experiments and tests are performed. Common test methods include friction and wear experiments, wear resistance performance tests friction control performance test formulas, etc. Through these experiments and tests, the impact of different materials and lubrication schemes on the wear resistance of seals can be evaluated, providing guidance for further optimization of materials and lubrication schemes.
Technical data
Material：FKM
|
Property |
Unit |
Test Method |
Test Parameter |
Value |
|
Hardness |
Shore A |
ASTM D 2240 |
|
77 +3/-2 |
|
Tensile Strength |
MPa |
ASTM D 412 |
|
11 |
|
Ultimate Elongation |
% |
ASTM D 412 |
|
148 |
|
Specific Gravity |
g/cm³ |
ASTM D 297 |
|
2.04 |
|
Compression Set |
% |
ASTM D 395 B |
22h / 200 °C |
12 |
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