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Help CenterVirgin PPS Granules Sosolke R‑7‑120NA Superior Chemical Resistance for Automotive Precision Injection Molding Parts
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Shanghai Yunshan Plasticizing Co., Ltd., located in the industrial hub of Shanghai, China, proudly presents our premium Virgin PPS Granules Sosolke R-7-120NA. Engineered specifically for demanding automotive applications, this high-performance material delivers exceptional chemical resistance critical for precision injection-molded components. Our PPS granules ensure consistent quality and reliability in harsh operating environments, providing automotive manufacturers with a trusted solution for critical under-hood and fuel system parts. With over a decade of polymer expertise, we've refined this formulation to meet stringent industry requirements while optimizing processing efficiency.
Key Technical Characteristics:
- Thermal Stability: Maintains structural integrity at continuous service temperatures up to 220°C (428°F)
- Hydrolysis Resistance: Exceptional performance in high-moisture and steam environments
- Low Creep: Minimal deformation under sustained mechanical stress
- Dimensional Precision: ±0.1% shrinkage rate for tight-tolerance components
- Flame Retardancy: UL 94 V-0 rating without additional additives
| Property | Test Method | Value |
|---|---|---|
| Melt Flow Index | ISO 1133 | 120 g/10min (316°C/5kg) |
| Tensile Strength | ASTM D638 | 180 MPa |
| Chemical Resistance | Immersion Test | <2% weight change (Ethylene glycol 1500h) |
Processing Advantages:
- Reduced cycle times due to rapid crystallization characteristics
- Low viscosity for complex thin-wall molding (down to 0.5mm)
- Minimal mold deposit accumulation for extended production runs
- Compatibility with automated molding systems for Industry 4.0 integration
As an established polymer specialist based in Shanghai's manufacturing district, Shanghai Yunshan Plasticizing maintains rigorous quality control through every production batch. Our strategic location enables responsive technical support and efficient logistics throughout East China's automotive manufacturing corridor. The Sosolke R-7-120NA formulation has been field-tested in over 50 million production cycles across tier-1 suppliers, demonstrating consistent performance in critical applications such as fuel rails, sensor housings, and electronic throttle bodies. Partner with us to leverage this proven material solution that reduces warranty claims while meeting evolving emissions standards.
Frequently Asked Questions:
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Q: What is the typical moisture content before processing?
A: We recommend drying for 3-4 hours at 140-150°C to achieve <0.02% moisture content. -
Q: Can this material be used for metal replacement applications?
A: Yes, particularly for weight-reduction in brackets and structural components where chemical exposure occurs. -
Q: Are color-matched options available?
A: Custom coloration can be arranged with thermal stability evaluation. -
Q: What is the minimum order quantity?
A: Standard MOQ is 500kg, with sample quantities available for material testing. -
Q: How does virgin PPS compare to recycled content?
A: Virgin material ensures consistent mechanical properties and chemical resistance critical for safety components. -
Q: What mold temperature is recommended?
A: Optimal performance achieved with 130-150°C mold temperature for maximum crystallinity.
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