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Vis, écrous, boulons, rondelles et fixations non magnétiques

What Are Non-Magnetic Fasteners?

Non-magnetic polymer screws, nuts, bolts, and flat washers are fasteners that are made from polymers that have a low magnetic susceptibility. They are used in a variety of applications where magnetic fields are a concern, such as in the medical, military, and aerospace industries, or in environments where magnetic materials are not desired.

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Why are non-magnetic fasteners needed?

Non-magnetic polymer fasteners are needed in applications where the presence of magnetic materials could interfere with sensitive equipment or processes. In industries like medical imaging (such as MRI machines), aerospace, and electronics, non-magnetic fasteners prevent magnetic fields from disrupting the operation of critical devices. They are also essential in military and defense applications, where magnetic signatures must be minimized for stealth purposes. Additionally, non-magnetic fasteners are used in scientific instruments, data storage, and telecommunications equipment to ensure accurate measurements and reliable performance, as magnetic interference can cause data corruption or operational failures.

Non-Magnetic Fastener Materials

There are a variety of non-magnetic polymers that can be used to make screws, nuts, bolts, washers, and fasteners due to their low magnetic susceptibility, which makes them suitable for use in applications where magnetic fields are a concern.

All fasteners provided by HPP are non-magnetic complaint, however, below outlines our key non-magnetic polymer fastener materials:

Polyetheretherketone (PEEK): PEEK is a type of polymer that is made from monomers called ketones. It is a non-magnetic material that is known for its excellent mechanical and thermal properties, as well as its chemical resistance and good electrical insulation properties.

Polyphenylene sulfide (PPS): PPS is a type of polymer that is made from monomers called phenylenes and sulfides. It is a non-magnetic material that is known for its excellent thermal stability and high temperature resistance, as well as its good chemical resistance and electrical insulation properties.

Polytetrafluoroethylene (PTFE): PTFE is a type of polymer that is made from monomers called tetrafluoroethylenes. It is a non-magnetic material that is known for its excellent chemical resistance, low coefficient of friction, and high temperature resistance.

Polyvinyl chloride (PVC): PVC is a type of polymer that is made from monomers called vinyl chlorides. It is a non-magnetic material that is known for its good chemical resistance, low cost, and versatility.

Polycarbonate: Polycarbonate is a type of polymer that is made from monomers called carbonates. It is a non-magnetic material that is known for its excellent mechanical properties, high temperature resistance, and good electrical insulation properties.

Non-Magnetic Fastener Applications

Non-magnetic polymer screws, nuts, bolts, washers, and fasteners may be used in a variety of applications where magnetic fields are a concern, such as in the construction of medical equipment or in the assembly of electronic components. They may also be used in the manufacture of non-magnetic materials or in the installation of electrical systems.

In addition to their use in the medical, military, and aerospace industries, non-magnetic polymer fasteners may also be used in other applications where magnetic fields are a concern, such as in the construction of magnetic resonance imaging (MRI) machines or in the operation of military equipment. They may also be used in environments where magnetic materials are not desired, such as in the assembly of scientific instruments or in the transportation of sensitive materials.

What makes these polymers non-magnetic?

Polymer fasteners are non-magnetic because they are made from organic compounds that lack the free electrons and metallic elements required to generate a magnetic field. Unlike metals, which contain atoms with unpaired electrons that can align and create magnetism, polymers are composed of long chains of non-metallic elements such as carbon, hydrogen, oxygen, and nitrogen. These elements do not interact with magnetic fields, making the material inherently non-magnetic. Additionally, the manufacturing process avoids the use of metallic additives or fillers that could introduce magnetic properties, ensuring that the fasteners remain non-magnetic. This makes polymer fasteners ideal for applications where magnetic interference must be avoided.

What are the benefits of non-magnetic fasteners?

Non-magnetic polymer fasteners offer several benefits, including the elimination of magnetic interference, making them ideal for sensitive equipment like MRI machines, aerospace systems, and scientific instruments. They are corrosion-resistant, durable in harsh environments, and lightweight, which is beneficial for reducing system weight in industries like aerospace and automotive. Additionally, these fasteners provide electrical insulation and resist chemicals, ensuring long-term performance in industrial, chemical, and outdoor applications. Their combination of non-magnetic properties, durability, and versatility makes them valuable in environments requiring both reliability and magnetic neutrality.

Other Benefits Of Non-Magnetic Fasteners

Other beneficial properties of non-magnetic fasteners include; corrosion resistance and good mechanical properties. They can help to improve the safety and reliability of medical and electronic systems, and they can help to prevent interference from magnetic fields.

Les vis, écrous, boulons, rondelles et fixations en polymère non magnétique sont des fixations fabriquées à partir de polymères à faible susceptibilité magnétique. Ils sont utilisés dans une variété d'applications où les champs magnétiques sont un problème, comme dans les industries médicales, militaires et aérospatiales, ou dans des environnements où les matériaux magnétiques ne sont pas souhaités.

Il existe une variété de polymères non magnétiques qui peuvent être utilisés pour fabriquer des vis, des écrous, des boulons, des rondelles et des fixations, notamment le polyéthylène, le polypropylène et le polytétrafluoroéthylène (PTFE). Ces polymères sont connus pour leur faible susceptibilité magnétique, ce qui les rend adaptés à une utilisation dans des applications où les champs magnétiques sont un problème.

Les vis, écrous, boulons, rondelles et fixations en polymère non magnétique peuvent être utilisés dans une variété d'applications où les champs magnétiques sont un problème, comme dans la construction d'équipements médicaux ou dans l'assemblage de composants électroniques. Ils peuvent également être utilisés dans la fabrication de matériaux non magnétiques ou dans l'installation de systèmes électriques.

Les fixations en polymère non magnétique sont souvent choisies pour leur faible susceptibilité magnétique, ainsi que pour leurs autres propriétés bénéfiques, telles que la résistance à la corrosion et de bonnes propriétés mécaniques. Ils peuvent aider à améliorer la sécurité et la fiabilité des systèmes médicaux et électroniques, et ils peuvent aider à prévenir les interférences des champs magnétiques.

En plus de leur utilisation dans les industries médicales, militaires et aérospatiales, les attaches en polymère non magnétique peuvent également être utilisées dans d'autres applications où les champs magnétiques sont un problème, comme dans la construction d'appareils d'imagerie par résonance magnétique (IRM) ou dans le fonctionnement des équipements militaires. Ils peuvent également être utilisés dans des environnements où les matériaux magnétiques ne sont pas souhaités, comme dans l'assemblage d'instruments scientifiques ou dans le transport de matériaux sensibles.