PPS Resin (Polyphenylene Sulfide) – High-Performance Engineering Resin
Product Overview
PPS Resin (Polyphenylene Sulfide) is a high-performance semi-crystalline engineering thermoplastic renowned for exceptional heat resistance, broad chemical resistance, inherent flame retardancy, excellent dimensional stability, and low moisture absorption.
Our factory supplies virgin PPS resin, glass fiber reinforced PPS (GF30/GF40/GF45), flame retardant PPS, wear-resistant PPS, and custom modified PPS compounds for injection molding and extrusion.
As a professional PPS resin manufacturer and exporter, we provide stable quality, competitive pricing, full technical support, and global supply chain solutions for international buyers in automotive, electronics, electrical, industrial, and aerospace industries.
Key Features
- Outstanding long-term heat resistance up to 220°C
- Inherent UL94 V‑0 flame retardancy without halogen additives
- Excellent chemical resistance to acids, alkalis, oils, solvents, and steam
- Ultra-low moisture absorption & high dimensional stability
- High mechanical strength, rigidity, creep resistance, and fatigue life
- Good electrical insulation & low dielectric loss
- Compatible with precision injection molding for complex components
Typical Applications
- Automotive: engine peripherals, exhaust parts, sensors, connectors, thermal management components
- Electronic & Electrical: connectors, sockets, relays, switches, coil bobbins, circuit board components
- Industrial: pump parts, valves, fittings, gears, bearings, sealing components
- Aerospace & Precision: high-temperature structural parts, lightweight components
Technical Parameters (Typical Values)
| Property | Test Standard | Unit | Unfilled PPS | GF30 PPS | GF40 PPS |
|---|---|---|---|---|---|
| Density | ASTM D792 | g/cm³ | 1.34–1.36 | 1.45–1.50 | 1.52–1.58 |
| Melting Point | DSC | °C | 280–285 | 280–285 | 280–285 |
| Tensile Strength | ASTM D638 | MPa | 70–80 | 140–160 | 160–180 |
| Flexural Strength | ASTM D790 | MPa | 100–110 | 210–230 | 230–250 |
| Flexural Modulus | ASTM D790 | MPa | 3,200–3,800 | 9,000–10,500 | 11,000–12,500 |
| Heat Deflection Temp (HDT) | ASTM D648 | °C | 110–120 | 260–265 | 260–265 |
| Water Absorption | ASTM D570 | % | 0.02 | 0.015 | 0.01 |
| Flame Rating | UL94 | — | V‑0 | V‑0 | V‑0 |
| Shrinkage | — | % | 1.0–2.0 | 0.3–0.6 | 0.2–0.5 |
Certifications
- ISO 9001
- RoHS
- REACH
- UL (available upon request)
- Full SDS & TDS provided
