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Help CenterWear‑Resistant TPU Granules Covestro 3660DU Virgin Extrusion Grade for Cable Sheath & Tubing Manufacturing
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Shanghai Yunshan Plasticizing Co., Ltd., based in the industrial hub of Shanghai, China, is proud to offer the Covestro 3660DU Virgin Extrusion Grade TPU Granules. This high-performance thermoplastic polyurethane is engineered specifically for demanding applications like cable sheathing and tubing manufacturing. We understand the critical need for materials that withstand harsh environments and prolonged use. Our supply of Covestro 3660DU provides manufacturers with a reliable solution that combines superior wear resistance with excellent processing characteristics.
As a supplier focused on quality materials for industrial applications, we recognize that cable sheaths and tubing require exceptional durability. The Covestro 3660DU grade delivers on this need, offering enhanced longevity for products exposed to abrasion and mechanical stress. Choosing these granules means investing in the reliability and extended service life of your final products.
This extrusion-grade TPU is formulated to meet the rigorous demands of continuous processing lines. Its properties ensure smooth extrusion, consistent output, and minimal downtime, contributing directly to manufacturing efficiency. For businesses seeking to improve their product performance and streamline production, Covestro 3660DU presents a compelling material choice.
We provide Covestro 3660DU TPU granules in virgin condition, guaranteeing material purity and consistent performance batch after batch. This consistency is vital for manufacturers who cannot afford variations in their raw materials. Trust Shanghai Yunshan Plasticizing to deliver the quality TPU granules your production requires.
Core Features & Benefits:
Exceptional Wear Resistance: Engineered to withstand abrasive environments, significantly extending the lifespan of cable sheaths and tubing.
Optimized for Extrusion: Formulated for smooth processing in extrusion lines, promoting high output rates and reducing processing issues.
High Purity Virgin Material: Supplied as virgin granules, ensuring consistent quality, reliable performance, and optimal properties.
Superior Mechanical Properties: Offers a balanced profile of flexibility, toughness, and strength suitable for demanding cable and tubing applications.
Good Chemical Resistance: Resists degradation from oils, greases, and many chemicals commonly encountered in industrial settings.
Excellent Electrical Insulation Properties: Meets the requirements for materials used in cable sheathing applications.
Technical Specifications Overview:
| Property | Test Method | Typical Value | Unit |
| Hardness (Shore A) | DIN 53505 | 86 | - |
| Tensile Strength | DIN 53504 | 40 | MPa |
| Elongation at Break | DIN 53504 | 500 | % |
| Abrasion Resistance (Taber) | ASTM D4060 | 22 | mm³ |
| Density | DIN 53479 | 1.18 | g/cm³ |
The excellent abrasion resistance, as indicated by the low Taber abrasion value, is a defining characteristic of Covestro 3660DU, making it ideal for applications where surfaces are subject to friction and wear. Its combination of tensile strength and high elongation provides the necessary durability and flexibility for dynamic cable and tubing uses. The specified hardness offers a good balance between flexibility and structural integrity.
Processing Advantages:
Covestro 3660DU is renowned for its ease of processing via extrusion. Its melt stability and flow characteristics allow for:
Consistent profile dimensions in tubing applications.
Uniform wall thickness in cable sheathing.
Reduced gel formation or processing defects.
Potential for higher line speeds compared to less stable materials.
Manufacturers can achieve high-quality outputs with efficient production cycles, directly impacting overall operational costs and product quality.
Application Suitability:
This grade excels in applications demanding longevity under physically stressful conditions. Key uses include:
Industrial Cable Sheathing: For power cables, control cables, and data cables requiring protection against abrasion from dragging, impact, and environmental exposure.
Hydraulic & Pneumatic Tubing: Where resistance to wear from internal fluid flow or external contact is crucial.
Conveyor System Components: Such as wear-resistant guide rails and protective covers.
Automotive Tubing: Applications under the hood or within chassis systems exposed to mechanical wear.
Frequently Asked Questions (FAQs):
Q1: What makes Covestro 3660DU particularly suitable for cable sheathing?
A1: Covestro 3660DU offers an outstanding combination of wear resistance, flexibility, and good electrical insulation properties. Its abrasion resistance protects cables from damage during installation and use, while its mechanical properties ensure the sheath remains intact and functional over time.
Q2: Is this material suitable for food contact or medical applications?
A2: Covestro 3660DU is a general-purpose industrial grade TPU. For applications requiring food contact compliance or medical certifications, specific grades designed and certified for those purposes should be considered. Please inquire for details on specialized grades.
Q3: Can this TPU be colored?
A3: Yes, Covestro 3660DU virgin granules can be readily colored during the compounding or extrusion process using standard TPU colorants. Custom colors may be achievable depending on volume requirements.
Q4: What is the typical melt temperature range for extruding this grade?
A4: While specific processing parameters depend on the equipment and profile, Covestro 3660DU typically processes well within a melt temperature range of approximately 190°C to 210°C. Always refer to the detailed technical datasheet for precise guidance.
Q5: How does the wear resistance of 3660DU compare to other TPU grades?
A5: Covestro 3660DU is classified as a wear-resistant grade within the Covestro TPU portfolio. Its Taber abrasion value is significantly lower (indicating better resistance) than many standard TPU grades, making it a preferred choice for high-abrasion applications.
Q6: What is the shelf life of these TPU granules?
A6: When stored properly in its original packaging, in a cool, dry place away from direct sunlight and moisture, Covestro 3660DU TPU granules typically have a shelf life of at least 24 months from the date of manufacture. Refer to the material safety data sheet (MSDS) for specific storage recommendations.
Q7: Do you offer technical support for processing this material?
A7: Shanghai Yunshan Plasticizing Co., Ltd. can provide basic guidance on handling and storage. For in-depth technical support regarding processing parameters and troubleshooting, it is recommended to consult directly with Covestro technical representatives or experienced compounders.
Q8: Can we get samples before placing a bulk order?
A8: Sample availability depends on current stock levels. Please contact our sales team at Shanghai Yunshan Plasticizing Co., Ltd. to inquire about the possibility and terms for obtaining samples of Covestro 3660DU TPU granules.
Shanghai Yunshan Plasticizing Co., Ltd. leverages its position in Shanghai, China, to ensure reliable access and distribution of quality materials like Covestro 3660DU. We focus on supplying genuine, virgin TPU granules to give manufacturers confidence in their raw materials. Choosing this wear-resistant grade translates directly into longer-lasting cables and tubing, reducing replacement costs and downtime for end-users. Our commitment is to provide consistent quality TPU that meets the demands of modern extrusion processes.
The proven performance of Covestro 3660DU in challenging industrial environments makes it a trusted material for engineers and production managers. Its balance of properties addresses the core requirements for protective sheathing and durable tubing applications effectively. Partner with us for your supply of high-performance TPU granules.
Ready to enhance your cable or tubing products with superior wear resistance? Contact Shanghai Yunshan Plasticizing Co., Ltd. today to discuss your requirements for Covestro 3660DU TPU granules, request a quote, or inquire about sample availability. Let us be your partner for reliable, high-quality TPU materials.
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