Plastic fasteners are made out of various types of plastics, each with its unique properties and characteristics. The choice of plastic material depends on the specific application requirements, including the level of strength, temperature resistance, chemical resistance, and other environmental factors. Some common types of plastics used in manufacturing plastic fasteners include:
- Nylon (Polyamide): Nylon is one of the most popular materials used for plastic fasteners. It offers excellent strength, toughness, and resistance to wear. Nylon fasteners are commonly used in various applications, including automotive, construction, and electronics.
- Polypropylene (PP): Polypropylene is another widely used plastic for fasteners. It is lightweight, chemical-resistant, and has good mechanical properties. PP fasteners are commonly used in applications where chemical resistance and low cost are essential factors.
- Polyethylene (PE): Polyethylene is known for its excellent electrical insulation properties and resistance to moisture. It is often used in fasteners for electrical and electronic applications.
- Acetal (Polyoxymethylene, POM): Acetal is a strong and rigid plastic with low friction, making it suitable for applications requiring good sliding properties. It is commonly used in gears, bushings, and other moving parts.
- Polycarbonate (PC): Polycarbonate is a tough and transparent plastic with excellent impact resistance. It is used in fasteners where high visibility or impact resistance is required.
- Polyvinyl Chloride (PVC): PVC is a widely used plastic with good chemical resistance and durability. It is commonly used in construction and plumbing applications.
- Polystyrene (PS): Polystyrene is a lightweight plastic with low-cost properties. It is often used in disposable fasteners and packaging applications.
- Polyesters (PET, PBT): Polyesters offer good mechanical properties and resistance to chemicals. They are commonly used in automotive and electrical applications.
It’s important to note that some plastic fasteners may be made from a blend of different plastics or incorporate additives to enhance specific properties. Manufacturers carefully select the plastic material to ensure the fastener meets the necessary performance requirements for the intended application.