Ideal Plastic focuses on customized manufacturing of Vespel SP-3 Parts. Adopting integrated processing technology of mold compression molding, CNC finishing and laser cutting, we provide tailored solutions matching different product shapes, sizes and precision standards. With complete in-house quality inspection systems and official test report support, we deliver fully compliant custom components for global industrial clients. Order now!
Ideal Plastic is a professional Vespel SP-3 Parts factory. Vespel SP-3 is a professional-grade modified polyimide composite material specially filled with 15% molybdenum disulfide, featuring a unique stable ladder-like molecular structure formed by imide rings and benzene rings on the polyimide molecular chain. Different from graphite-modified Vespel series materials, the molybdenum disulfide filling formula endows this product with exclusive vacuum and inert gas environment adaptability, ultra-stable extreme temperature performance and enhanced self-lubricating wear resistance. It maintains intact structural stability even under ultra-low temperature cryogenic conditions and strong acid corrosion, serving as a reliable high-performance structural and friction-resistant material for extreme industrial working conditions.
The core structural advantage of Vespel SP-3 lies in its special polyimide molecular chain structure. The collaborative combination of imide rings and benzene rings builds a high-stability ladder skeleton, laying a solid foundation for excellent thermal stability, mechanical rigidity and chemical inertness. The uniformly dispersed 15% molybdenum disulfide filler forms a layered lubricating structure on the material surface, generating a stable transfer friction film during equipment operation, which effectively reduces friction coefficient and uniformizes internal stress, further improving tensile strength and overall wear resistance of the substrate.
Vespel SP-3 blanks are primarily manufactured via professional mold compression molding. The standardized production flow includes customized mold opening according to product dimensions, quantitative laying of high-purity PI resin powder, and integrated processing of heating, pressurization, pressure holding and cooling shaping. This mature molding process delivers uniform internal structure of finished blanks, excellent anti-deformation performance and stable dimensional consistency, with minimal raw material waste, fully adapting to standardized batch production demands.
Traditional single compression molding features long single-cycle production and low automation degree, making it difficult to process ultra-complex structures and ultra-high-precision micro parts. To break through technical limitations, our factory adopts a compound processing mode combining mold pressing, CNC precision machining and laser cutting. We flexibly select matching processes according to product structural complexity, dimensional accuracy and batch demands, ensuring both production efficiency and finished product precision.
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Product name |
Vespel SP-3 parts |
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Material |
Pure polyimide with 15% molybdenum disulfide |
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Color |
black |
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Site |
custom |
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Temperature resistance rating |
Long-term 315°C, instantaneous 480°C |
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Drawing formats |
2D, 3D, template |
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Tolerance |
According to the drawings |
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sample |
Negotiation |
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Minimum order quantity |
1 piece |
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Certificates |
ISO9001:2008, REACH, ROHS |
Vespel SP-3 is a high-performance self-lubricating polyimide material optimized for vacuum and inert gas working environments. The 15% molybdenum disulfide modified formula endows the material with unparalleled extreme condition stability, outperforming conventional graphite-filled Vespel models in special atmosphere friction and wear scenarios, and is widely recognized as a premium sealing and friction-resistant structural material for extreme industrial equipment.
Boasting excellent thermal stability derived from ladder-like molecular structure, Vespel SP-3 supports long-term stable continuous operation at 315°C and withstands instantaneous extreme temperature impact up to 480°C. Meanwhile, it features outstanding low-temperature toughness, remaining intact and crack-free even after long-term immersion in -269°C liquid helium, with no structural deterioration under drastic temperature difference changes.
Different from ordinary lubricating modified plastics relying on external grease, Vespel SP-3 achieves reliable self-lubricating operation without additional lubrication. The layered molybdenum disulfide forms a uniform protective transfer film on the friction surface, effectively reducing wear and friction loss. This unique performance makes it uniquely suitable for vacuum and inert gas closed environments where conventional lubricants fail.
Molybdenum disulfide filling optimizes the internal stress distribution of polyimide substrates, significantly improving material hardness, tensile strength and structural rigidity. The product resists creep deformation and warpage under long-term static and dynamic load, maintaining precise dimensional stability and structural integrity for long-cycle equipment operation.
With stable chemical inertness, Vespel SP-3 effectively resists erosion from strong acids and various conventional industrial corrosive media. It maintains stable physical and mechanical properties in complex chemical environments, avoiding material aging, cracking and performance attenuation caused by medium corrosion.
Relying on its exclusive vacuum adaptability, extreme temperature resistance, self-lubricating wear resistance and reliable sealing performance, Vespel SP-3 Parts are widely applied in multiple high-demand industrial fields, serving core components that require high-temperature resistance, anti-wear friction reduction, precise sealing and stable insulation.
Applied to extreme condition structural parts, high-temperature sealing components and self-lubricating friction parts for aerospace equipment and automotive power systems, adapting to high-temperature, low-temperature and variable extreme working environments to ensure long-term stable operation of vehicle and airborne equipment.
Commonly used in core accessories of compressors, large motors and pumps, including wear-resistant structural parts, insulating components and sealing gaskets. It solves the failure problem of ordinary parts under high-temperature friction and long-term load operation of power equipment.
Serving high-speed operating parts of textile and tobacco machinery, utilizing excellent self-lubricating and anti-wear properties to reduce equipment maintenance frequency and extend the service life of mechanical vulnerable parts.
Applicable to structural accessories and friction parts of construction machinery and office automation equipment, maintaining stable dimensional accuracy and operating performance under continuous mechanical operation.
Used for high-temperature insulating parts, precision structural components and high-temperature coating base parts of electronic equipment and molding machinery, relying on excellent heat resistance and insulation performance to meet high-standard industrial production requirements.
Guangzhou Ideal Plastic Technology Co., Ltd. is a professional manufacturer focusing on high-end engineering plastic R&D, customization and precision machining. With factory operations launched in 2011 and a standardized production base located in Guangzhou Huangpu District, we boast more than ten years of professional experience in developing and processing DuPont Vespel series polyimide materials. We integrate independent research and development, standardized production, precision finishing and global sales services, forming a complete industrial service system for customized PI composite component solutions.
Our factory is fully equipped with professional facilities tailored for polyimide compression molding and precision processing, including dedicated profile extrusion production lines, multi-functional CNC processing equipment, high-precision 4-axis & 5-axis machining centers, precision engraving machines and professional laser cutting devices. A standard 100,000-grade dust-free production environment is deployed to support high-standard component manufacturing.
We implement closed-loop quality control covering the entire production chain, including raw material screening, mold compression molding forming, precision secondary processing and finished product comprehensive inspection. Every production procedure is strictly supervised to stabilize dimensional accuracy and overall quality of Vespel SP-3 components.
All customized SP-3 parts comply with ISO9001:2008 quality management system standards. Each product batch passes authoritative SGS and CE testing, fully meeting international ROHS, REACH and EN71 environmental safety specifications. Official batch test reports are provided for all orders to guarantee reliable and consistent product performance for global industrial clients.
- Multi-Process Composite Customization: Adopt flexible combination of mold pressing, CNC machining and laser cutting to customize Vespel SP-3 parts of different structures, precisions and sizes, covering simple standard parts and complex special-shaped components.
- Ultra-Low Order Threshold: Support single-piece customized production, meeting customer prototype testing, small-batch trial production and mass production diversified order needs.
- Professional Design Support: Provide targeted product structure optimization solutions according to customer application scenarios, matching exclusive processing schemes for vacuum and high-temperature working conditions.
- Full Quality Traceability: Implement full-process quality control, provide complete batch test reports and qualification documents to ensure product performance meets industry standards and customer technical indicators.
- Scenario-Oriented Customization: Focus on vacuum, inert gas and extreme temperature working scenarios to optimize processing technology, ensuring parts exert optimal self-lubricating and anti-wear performance in extreme environments.
We are a professional manufacturer focused on the R&D, customized production and deep precision machining of high-performance special engineering plastics. Our core business covers the development and processing of high-end plastic materials including PEEK, PAI, PI, PPS, PPSU and PEI, providing one-stop customized solutions from raw material profile supply, mold forming processing to finished precision component manufacturing for industrial clients.
Our factory has passed authoritative ISO9001:2008 quality management system certification for standardized production management. All tailor-made Vespel SP-3 parts pass official SGS and CE performance testing, fully conforming to international ROHS, REACH and EN71 environmental compliance criteria. Each production batch is equipped with independent test documents to support customer quality audit and project verification.
We adopt a closed-loop full-process quality control mechanism and deploy professional laboratory testing equipment to support product performance verification. A dedicated quality inspection team tracks and supervises every production procedure, from raw material incoming inspection and in-process production monitoring to finished product delivery testing, ensuring stable batch consistency and qualified performance of all customized components.
To support high-precision customization of engineering plastic components, our factory is equipped with complete industrial-grade production equipment, including professional profile production lines, multi-axis CNC machining centers, precision engraving and laser cutting equipment, as well as a standard 100,000-grade dust-free workshop. The full-process equipment configuration realizes integrated efficient production and precision processing of Vespel SP-3 customized parts.
For in-stock standard semi-finished profiles, we support immediate shipment once payment is confirmed. The delivery timeline of custom-processed Vespel SP-3 components is flexibly adjusted according to order quantity, structural complexity and processing procedures. We will negotiate and confirm a reasonable and efficient delivery schedule with every customer based on actual project demands.
