Material: PTFE Coated

Measurement System: Metric

Drive Type: Hexagon (External)

Colour: Blue

260°C

UL94 V0

PTFE Coated Stainless Steel Flanged Button Screw Blue - DIN 933 conform to the following Standards/Norms:

ISO 4017

DIN 933

CSN 021103

PN 82105

UNI 5739

PTFE Coated Flanged Button Screws: Combining Strength and Lubricity

In the world of fasteners, precision and performance are paramount, and the PTFE coated flanged button screw is a remarkable embodiment of these principles. This specialised fastener brings together the strength of a flanged button head screw with the unique properties of polytetrafluoroethylene (PTFE) coating, creating a versatile and reliable solution for a wide range of applications across various industries.

The flanged button screw is a variation of the traditional screw design. It features a rounded, dome-like head with an integral washer-like flange underneath. This distinctive head design serves multiple purposes. First and foremost, the flange provides a larger surface area for distributing clamping force, making it an excellent choice for applications where even pressure distribution is critical. The button head's smooth and low-profile shape also reduces the risk of snagging or interference in tight spaces, making it ideal for installations where aesthetics and safety are important considerations.

One of the key differentiators of the PTFE coated flanged button screw is its PTFE coating. PTFE is a synthetic fluoropolymer known for its exceptional lubricity and non-stick properties. When applied as a coating to the screw's surface, PTFE provides several advantages.

Firstly, it reduces friction during installation, which can be particularly valuable in applications where frequent assembly and disassembly are required. The low coefficient of friction of PTFE allows the screw to thread smoothly into place, minimizing the risk of galling or damage to the mating threads. This ease of installation not only saves time but also reduces the wear and tear on the screw and the components it secures.

Moreover, PTFE's non-stick properties make the screw resistant to adhesives, chemicals, and contaminants that might otherwise compromise its functionality. This resistance to substances such as oils, solvents, and corrosive chemicals extends the screw's service life and ensures its continued performance in challenging environments.

The combination of the flanged button head and PTFE coating creates a fastener that excels in applications where sealing is required. The flange provides a secure surface against which gaskets or sealing materials can be compressed, helping to maintain a leak-proof connection. When used in conjunction with PTFE-coated washers or gaskets, the result is a highly effective and durable seal that can withstand extreme temperatures and harsh chemicals.

The PTFE coated flanged button screw also finds applications in the electrical and electronics industry. Its non-conductive PTFE coating acts as an insulator, preventing electrical current from passing through the fastener. This is especially important in electronic assemblies where maintaining electrical isolation is critical for safety and proper functioning.

In addition to its functional benefits, the PTFE coated flanged button screw is available in a variety of materials to suit different environmental conditions. Common materials include stainless steel for corrosion resistance, carbon steel for general-purpose use, and alloy steel for high-strength applications. The choice of material ensures that the fastener can withstand the specific demands of its intended environment.

In conclusion, the PTFE coated flanged button screw is a versatile and reliable fastener that combines the strength of a flanged button head with the exceptional lubricity and non-stick properties of PTFE coating. Its unique design and capabilities make it a valuable asset in industries ranging from automotive and aerospace to electronics and plumbing. Whether you need a secure and leak-proof seal, a fastener that can withstand extreme conditions, or a solution that simplifies installation and maintenance, the PTFE coated flanged button screw is a top choice that delivers on both performance and reliability.

The PTFE Coated data sheet is available as a PDF to download below.

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