Linde Polymer Tec Co.,Ltd. is one of the most experienced manufacturers and suppliers of laser seal ring in China, also supports customized service. Please feel free to buy high quality laser seal ring for sale here from our factory.
Product Description
Introduce
Laser seal rings are annular seals used to seal fiber laser heads. Fiber laser heads are essential components in applications such as laser cutting and laser marking. Sealing rings are installed in key areas of fiber laser heads, such as the space between optical components and the fiber output port, to ensure the stability and sealing of the laser system.

Technical data
| Property | Unit | Test Method | Test Parameter | Typical Value |
| Hardness | Shore D | ASTM D2240 | (Shore D - 15 sec) | 60 |
| Specific gravity | g/cm³ | ASTM D792 | 2.1 | |
| Tensile strength | MPa | ASTM D638 | Microtensile specimen of ASTM D1708, speed of testing 0.8mm/s |
28 |
| Ultimate elongation | % | ASTM D638 | Microtensile specimen of ASTM D1708, speed of testing 0.8mm/s |
300 |
| Compressive strength 1% deformation |
MPa | STM D695 | 4.6 | |
| Modulus of Elasticity | MPa | ASTM D638 | 281 | |
| Dielectric Strength (short time Test) | kV/mm | ASTM D149 | 35 |
Advantage and Function
- Sealing performance: The sealing performance of the fiber laser system is guaranteed by the laser seal ring. By isolating external dust, moisture, and other impurities from entering the system, the cleanliness and functionality of the optical components can be effectively maintained.
- High-temperature resistance: The laser seal ring is generally made of high-temperature resistant materials, which can work stably in high-temperature environments and can withstand the high temperature generated by the laser system to ensure sealing efficiency and stability.
- Long life and high stability: The laser seal ring has a long service life to ensure the stability and reliability of the laser system.
- Protecting optical performance: Protecting the performance of optical components is one of the main uses of the sealing ring. It can protect optical components from moisture, dust, and other contaminants.

Quality Assurance
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Material Selection: Only premium materials are used by Linde Polymer to create laser seal rings. To make sure that the materials we obtain fulfill the highest standards and adhere to all applicable certification and regulatory requirements, we collaborate with reputable raw material suppliers.
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Strict manufacturing process management and cutting-edge machinery are features of our production setup. To guarantee product uniformity and adherence to specifications, we carry out stringent quality checks and testing.
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Quality control, raw material inspection, and final product inspection are just a few of the numerous quality checks we carry out during the manufacturing process. We make sure that important metrics like product size, sealing effectiveness, and heat resistance are satisfied by using a range of cutting-edge testing tools and techniques.
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Quality Certification: We have obtained the necessary industry certifications and meet international quality standards with our laser seal ring goods. In addition to our many other certificates, we are the holders of an ISO 9001 quality management system accreditation. All of our goods go through a rigorous quality control and inspection process to guarantee that they satisfy both technical and quality standards.
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After-sales support: We offer thorough post-purchase assistance as well as technical guidance. Should you experience any issues while utilizing our goods, our technical staff will get back to you right away and offer solutions. Our goal is to establish enduring connections with our clients and make sure you're happy with the goods and services we provide.
FAQ
Q: What is a Laser seal ring?
A: It is a sealing ring for a fiber laser head. It is used to ensure the sealing performance of the interface between optical components and optical fibers, prevent external dust, moisture, and other contaminants from entering the system, and keep the optical components clean and working effectively.
Q: What are the advantages of a laser seal ring?
A: It has several advantages. It has excellent sealing properties, can withstand high-temperature environments, and is corrosion-resistant. Its long life and stability ensure system reliability. In addition, it protects the performance of optical components and ensures the output quality and processing quality of the laser system.
Q: What applications is it suitable for?
A: Suitable for various fiber laser head applications, including laser cutting, laser welding, laser marking, etc. It can be used in laser processing applications with different materials and process requirements.
Q: What materials are used to make it?
A: Usually made of high-temperature heat-resistant materials, such as polytetrafluoroethylene (PTFE), etc. These materials have splendid high-temperature resistance and corrosion resistance.
Q: How to ensure the quality of the product?
A: The quality of our Laser seal ring products is strictly controlled and guaranteed. We use high-quality materials and follow strict production processes and quality control standards. We conduct multiple quality inspections and hold ISO 9001 quality management system certification. Furthermore, we are committed to providing high-quality products, ensuring they meet quality standards and technical requirements.
Q: How to purchase this product?
A: You can purchase by contacting our sales team or customer service team. Please provide your needs and specifications, and we will provide you with a quote and further purchasing information.
Q: Do you provide after-sales service and technical support?
A: Yes, we provide comprehensive after-sales service and technical support. If you encounter any problems or require technical support when using our products, our team will respond promptly and provide professional help and solutions.
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