PFA Slotted Cylinder Head Screws are high-performance fluoropolymer fasteners designed for applications requiring exceptional chemical resistance, purity, and long-term durability. Manufactured from Perfluoroalkoxy (PFA), these screws offer outstanding resistance to aggressive chemicals, solvents, moisture, and UV exposure while maintaining performance in demanding environments.
The cylinder head design provides a larger bearing surface than standard screw heads, helping to distribute clamping forces more evenly and reduce the risk of damage to softer materials and plastic components. Its low-profile cylindrical shape offers a clean, secure fastening solution while maintaining reliable holding strength in demanding applications. The slotted drive enables straightforward installation and removal using common tools, making maintenance and assembly efficient in controlled environments. Combined with the exceptional chemical resistance of PFA, these screws are ideal for semiconductor manufacturing, chemical processing, laboratory equipment, medical devices, and other high-purity applications where corrosion resistance, contamination control, and long-term reliability are critical.
Key Features
Available in a range of metric sizes.
Material: Perfluoro alkoxyalkane (PFA)
Continuous use temperature: 500°F
Flammability: UL94 V-0
Tensile Strength: 28MPa
Return components within 90 days for a full refund. Please see our returns terms and conditions for further information.
Properties and applications
Every project is unique — so why settle for standard parts?
Our custom manufacturing service delivers precision-engineered components tailored to your exact requirements. With low minimum order quantities and scalable production capacity, we support everything from prototypes to high-volume manufacturing.
With extensive material knowledge, consistent product quality, and high volume capability, we support manufacturers with polymer components they can rely on.
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