PPS Hex Head Screw
Product Overview
PPS Hex Head Screw is a high-performance fastener made from polyphenylene sulfide (PPS), a high-temperature thermoplastic known for its superior chemical resistance, dimensional stability, and high mechanical strength. Designed for harsh industrial applications, PPS Hex Head Screws provide an excellent alternative to metal fasteners in environments that demand both high performance and non-corrosive solutions.

The hex head design allows for easy installation and secure tightening with standard tools, making it suitable for a wide range of applications including chemical processing, electronics, aerospace, and automotive industries. PPS fasteners are ideal for use in environments exposed to high temperatures, aggressive chemicals, and extreme stress conditions.
Product Specification Table
| Feature | Description |
|---|---|
| Product Name | PPS Hex Head Screw |
| Material | PPS (Polyphenylene Sulfide) |
| Head Type | Hex Head |
| Drive Type | Hex Drive |
| Thread Type | Machine Thread / Custom Thread |
| Color | Natural / Black |
| Sizes Available | M3 to M12 or customized |
| Length Range | 6mm – 100mm or customized |
| Service | OEM / ODM Custom Manufacturing |
Technical Specifications
| Parameter | Specification |
|---|---|
| Base Material | Polyphenylene Sulfide (PPS) |
| Main Advantages | High temperature resistance, chemical resistance, wear resistance, electrical insulation, high strength |
| Working Temperature | Suitable for high-temperature environments (up to 260°C) |
| Corrosion Resistance | Excellent resistance to chemicals, acids, and solvents |
| Processing Method | Injection Molding / CNC Machining |
| Customization | Support for custom dimensions and special structures |
Materials and Manufacturing Process
Our PPS Hex Head Screw is made from high-quality polyphenylene sulfide (PPS), a thermoplastic known for its outstanding high-temperature performance, chemical resistance, and dimensional stability. PPS is often used in applications that require high strength, wear resistance, and minimal expansion or shrinkage under stress or temperature changes.
Manufacturing Process:
- Raw Material Inspection
- PPS Material Preparation and Blending
- Precision CNC Machining or Injection Molding
- Thread Forming and Head Formation
- Dimensional Inspection
- Mechanical Testing
- Packaging and Shipment
Each batch of PPS Hex Head Screws is carefully monitored throughout the production process to ensure consistent product quality and reliable performance in demanding applications.
Application Fields
PPS Hex Head Screw is designed for use in demanding industrial applications where high temperature resistance, chemical stability, and durability are essential. Common application areas include:
- Chemical Processing Equipment
- Electronics and Electrical Systems
- Aerospace Components
- Automotive and High-Performance Applications
- Medical Device Manufacturing
- Industrial Machinery and High-Temperature Systems
These fasteners are particularly well-suited for harsh environments where metal fasteners would fail due to corrosion or temperature degradation.
Advantages of PPS Hex Head Screw
Featuring High-Performance PPS Material for Extreme Conditions
- High temperature resistance: PPS fasteners can withstand temperatures up to 260°C, making them ideal for high-heat applications.
- Chemical resistance: Exceptional performance against a wide range of chemicals, acids, and solvents.
- High strength: Provides reliable fastening in industrial applications that require robust performance under stress.
- Wear resistance: Suitable for friction-related applications requiring durability.
- Electrical insulation: Ideal for electronic and electrical assembly applications.
- Corrosion-resistant: Unlike metal screws, PPS screws will not corrode or degrade in harsh environments.
- Lightweight: Reduces the weight of the assembly while maintaining strong mechanical properties.
- Easy installation: Hex head design allows for quick installation with standard tools.
Testing & Quality Control
Each batch of PPS Hex Head Screws undergoes a rigorous quality control process to ensure the following:
- Raw material verification
- Dimension and thread inspection
- Head and thread structure inspection
- Appearance quality check
- Mechanical performance testing
- Final batch inspection before shipment
This ensures that each screw meets the customer’s performance, durability, and quality requirements for demanding applications.
Summary & Company Promotion
Flybear Fastener offers high-quality PPS fasteners, including custom PPS Hex Head Screws designed for high-performance industrial applications. These fasteners provide excellent resistance to high temperatures, chemicals, and wear, making them ideal for industries such as aerospace, medical, automotive, and chemical processing.
Contact us for technical support, custom sizes, and competitive quotations for PPS hex head screws and other high-performance fasteners.








