Polyether block amide (PEBA)

Description

1. Product Overview
   Polyether block amide (PEBA) is a high-performance thermoplastic elastomer composed of rigid polyamide (PA) segments and flexible polyether (PE) segments, engineered to deliver an exceptional balance of elasticity, toughness, and chemical resistance. It is widely used in advanced industrial applications such as sports equipment, automotive components, medical devices, and high-performance industrial tubing. The key value proposition of PEBA lies in its superior flexibility at low temperatures, excellent fatigue resistance, and lightweight performance compared to conventional elastomers. Strategically, PEBA is increasingly important in high-value engineering sectors where performance-to-weight ratio and durability are critical competitive differentiators.
2. Key Specifications & Technical Characteristics

• Chemical Composition: Polyamide (PA) block + Polyether (PE) block copolymer
• Material Type: Thermoplastic elastomer (TPE)
• Appearance: Natural white to translucent pellets
• Density: ~1.01 – 1.05 g/cm³ (varies by grade)
• Hardness: Shore A to Shore D (grade-dependent range)
• Melt Flow Index (MFI): Grade-specific (typically 5–30 g/10 min)
• Thermal Resistance: Excellent low-temperature flexibility (down to -40°C or lower depending on grade)
• Chemical Resistance: High resistance to oils, fuels, and many solvents
• Form: Uniform cylindrical or granular pellets
• Packaging Options: 25 kg bags, 500 kg jumbo bags, or 1000 kg super sacks
• Shelf Life: 24 months under cool, dry, and UV-protected storage conditions

3. Core Industrial Applications
   PEBA is extensively used across high-performance and engineering-driven industries. In the automotive sector, it is applied in air ducts, vibration-damping components, and fluid transport systems due to its resilience and lightweight nature. In sports and footwear manufacturing, PEBA is valued for its high energy return, flexibility, and durability in performance midsoles. Medical device manufacturers utilize PEBA for catheters and tubing where biocompatibility and flexibility are essential. It also serves in industrial pneumatic tubing, cable sheathing, and high-end consumer electronics requiring mechanical stability and long service life. Compared to conventional elastomers, PEBA offers superior low-temperature performance, better fatigue resistance, and improved processing efficiency.
4. Competitive Advantages

• Superior Elastic Recovery: Maintains performance under repeated mechanical stress
• Wide Temperature Stability: Reliable in extreme cold and variable environments
• Lightweight Engineering Material: Enhances efficiency in mobility and wearable applications
• Consistent Quality Control: Industrial-grade manufacturing ensures batch-to-batch uniformity
• Supply Chain Reliability: Scalable production and stable global sourcing capability
• Processing Efficiency: Compatible with extrusion, injection molding, and blow molding
• Sustainability Potential: Long service life reduces replacement frequency and material waste
• Technical Documentation Support: Full COA, MSDS, and application guidance available

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20MT
• Loading Capacity: 20–22 MT per 20ft container