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Positron emission tomography detector module seals Description
The seals of the positron emission tomography detector module are a critical component in ensuring the performance and safety of the equipment. The following is an introduction to the seals of the positron emission tomography detector module:
The function of the seal
Seals play a vital role in the positron emission tomography detector module, and their key functions include:
Prevent liquid leakage: Since the positron emission tomography detector module may involve the use of liquids (such as coolant), the seals can ensure that these liquids do not leak and maintain the normal operation of the equipment.
Prevent gas leakage: In applications involving gas exchange or transmission, seals prevent gas leakage and ensure the normal use of the equipment.
Prevent bacterial infection: In medical devices, seals need to have anti-bacterial and anti-contamination properties to keep the medical environment clean and hygienic.
| Product name | Positron emission tomography detector module seals |
| Product material | FKM, NBR, FVMQ, PTFE |
| Hardness (Shore A) | 20 to 90 |
| Applicable temperature °C | -50° to 260° |
| Color | Black, orange, blue, yellow, green, custom |
| Size | Standard/ Custom |
| Advantage | Wear-resistant, high-temperature, oil-resistant, chemical-resistant, etc |
| Application | Positron emission tomography detector module |
| Certification | ISO: 9001, ISO: 14001, IATF: 16949 |
Material selection of seals
Choosing the right seal material is critical to its performance in a positron emission tomography detector module. Here are some commonly used seal materials and their characteristics:
Fluoroelastomer (FKM): It has good high-temperature resistance, oil resistance, chemical corrosion resistance, and other characteristics, and is suitable for occasions that require high-temperature resistance and corrosion resistance.
Nitrile rubber (NBR): It has good oil resistance, wear resistance, and other characteristics, and is suitable for occasions that require wear resistance and good sealing.
Fluorosilicone rubber (FVMQ): It has excellent high-temperature resistance and oxidation resistance, and is suitable for occasions that require high-temperature resistance and aging resistance.
Polytetrafluoroethylene (PTFE): It has excellent chemical resistance, low coefficient of friction, and other characteristics, and is suitable for occasions that require corrosion resistance and low friction.
When selecting a seal material, the specific operating environment and requirements of the positron emission tomography detector module need to be considered to ensure that the seal can achieve the expected performance and effect.
Seal design considerations
When designing the seals of a positron emission tomography detector module, the following factors need to be considered:
The working environment of the seal: including temperature, pressure, chemical medium, etc., these factors will affect the selection of seal materials and seal design
Life expectancy of seals: The life expectancy of seals needs to be determined according to the frequency of use and maintenance cycle of the positron emission tomography detector module.
Reliability of the seal: In the long-term use of the positron emission tomography detector module, the seal must maintain reliable sealing performance to prevent any form of leakage.
In summary, the seals of the positron emission tomography detector module are key to ensuring the performance and safety of the device, and the material selection and design must take into account a variety of factors to meet the specific application needs.
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