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Help CenterWear‑Resistant TPU Raw Material Covestro 3660DU Oil‑Resistant Grade for Cable Sheath Manufacturing
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Shanghai Yunshan Plasticizing Co., Ltd., based in Shanghai, China, proudly presents Covestro 3660DU – a premium wear-resistant and oil-resistant TPU raw material engineered specifically for high-performance cable sheath manufacturing. This advanced thermoplastic polyurethane delivers exceptional durability in demanding environments while maintaining flexibility. As a trusted supplier, we ensure consistent quality and reliable supply chains for industrial applications requiring superior material performance.
Core Technical Features:
Enhanced Durability: Specially formulated molecular structure provides outstanding resistance to mechanical wear and abrasion
Chemical Resilience: Maintains integrity when exposed to oils, fuels, and industrial chemicals
Flexible Performance: Retains elasticity across wide temperature ranges (-30°C to +80°C)
Processing Advantages: Excellent melt flow characteristics for extrusion and injection molding
Environmental Resistance: UV stability and hydrolysis resistance for outdoor applications
Technical Specifications Table:
| Property | Value | Test Method |
| Hardness (Shore A) | 86 ± 2 | DIN 53505 |
| Tensile Strength | 45 MPa | ISO 527 |
| Elongation at Break | 550% | ISO 527 |
| Abrasion Resistance | ≤ 35 mm³ | DIN 53516 |
| Oil Resistance (Weight Change) | ≤ 5% | IRM 902 oil, 70°C×70h |
Processing Guidelines:
Drying Requirement: 4-6 hours at 80-100°C
Recommended Melt Temperature: 190-210°C
Mold Temperature: 30-50°C
Screw Design: L/D ratio 20-25 with compression ratio 2.5:1-3:1
Customer Benefits:
Extended product lifespan in abrasive environments
Reduced maintenance costs for cable systems
Reliable performance in oil-contaminated settings
Improved safety compliance for industrial cables
Customizable formulations available for specific requirements
As an established supplier in Shanghai's industrial materials sector, Shanghai Yunshan Plasticizing provides comprehensive technical support alongside our material solutions. Our strategic location enables efficient logistics throughout China and global export capabilities. We invite cable manufacturers to experience the Covestro 3660DU difference – where superior wear resistance meets exceptional oil protection in one optimized material solution.
Frequently Asked Questions:
Q1: What cable types is 3660DU suitable for?
A: This grade is ideal for industrial power cables, robotic control cables, mining cables, and offshore applications where oil exposure occurs.
Q2: How does it compare to standard TPU grades?
A: 3660DU offers approximately 40% better abrasion resistance and 3× improved oil resistance versus conventional TPU materials.
Q3: Can color be customized?
A: Yes, we provide custom color matching services to meet specific customer requirements.
Q4: What is the minimum order quantity?
A: Standard MOQ is 500kg, with options for smaller trial quantities available.
Q5: Is it recyclable?
A: Yes, this TPU material can be recycled in industrial polymer recycling streams.
Q6: Does it require special storage conditions?
A: Store in cool, dry conditions below 30°C with relative humidity under 50%. Keep original packaging sealed.
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