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PTFE and zinc aluminium flake coated fasteners are specialized fasteners designed to deliver superior corrosion resistance, reduced friction, and enhanced durability. These fasteners are coated with a unique combination of PTFE (Polytetrafluoroethylene) and zinc aluminium flake, which provides an excellent protective barrier against harsh environmental conditions including moisture, chemicals, and extreme temperatures. The PTFE coating offers low friction and anti-seize properties, facilitating easy installation and removal without galling or wear. Zinc aluminium flake provides robust anticorrosive protection to the base metal by forming a stable, sacrificial layer that prevents rust and oxidation. Ideal for use in automotive, aerospace, construction, and industrial machinery applications, these coated fasteners extend the service life of joints exposed to demanding environments, reduce maintenance frequency, and improve operational efficiency. They are compatible with a wide variety of substrates and available in various sizes and forms tailored to customized engineering requirements.
Key Features
| Features | Description |
|---|---|
| Coating Type | PTFE and Zinc Aluminium Flake |
| Corrosion Resistance | High resistance to rust, oxidation, and chemical degradation |
| Friction Reduction | Low friction surface ensures easy Tightening and loosening |
| Durability | Enhanced wear resistance and protection against mechanical damage |
| Application Areas | Automotive, Aerospace, Construction, Industrial Machinery |
| Temperature Resistance | Effective in high temperature environments |
| Anti-Seize Capability | Prevents galling and cold welding during assembly |
| Compatibility | Suitable for steel and alloy fasteners |
| Sizes Available | Customizable per client requirements |
| Environmental Resistance | Protects against moisture, chemicals, and salt spray |
| Attributes | Description |
|---|---|
| Base Material Compatibility | Steel, Alloy Steel Fasteners |
| Coating Thickness | Typically 10-20 microns |
| PTFE Layer Thickness | Approximately 2-5 microns |
| Zinc Aluminium Flake Layer Thickness | Approximately 8-15 microns |
| Operating Temperature Range | -50°C to +250°C |
| Corrosion Test Standard | Meets or exceeds ISO 9227 Salt Spray Test (1200+ hours) |
| Surface Finish | Smooth low-friction coated surface |
| Mechanical Strength Impact | No adverse effect on fastener strength |
| Packaging | Bulk packaging or customized as per order |
| Compliance Standards | RoHS Compliant, REACH Compliant |
*Disclaimer: The above description has been AI-generated and has not been audited or verified for accuracy. It is recommended to verify product details independently before making any purchasing decisions.
The PTFE layer reduces friction and prevents galling during tightening and loosening, while the zinc aluminium flake layer provides robust corrosion resistance by acting as a sacrificial barrier to oxidation and rust.
Yes, these fasteners are tested to meet or exceed ISO 9227 Salt Spray standards with over 1200 hours of corrosion resistance, making them suitable for harsh chemical and marine environments.
They are compatible with common steel and alloy steel fasteners typically used in automotive and industrial sectors, without compromising mechanical strength.
They can operate effectively within a temperature range from -50°C to +250°C, suitable for most industrial and automotive applications.
No, the coating process is designed to maintain the mechanical integrity and strength of the base fastener material.
Country Of Origin: India
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Pune , India
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