2Dx51mm Virgin Polyester Staple Fiber High Tenacity Adjustable Crimp Frequency for Better Performance

Description:

This 2 denier × 51mm polyester staple fiber is specially engineered as a high-performance filling material without silicon treatment. The medium-fine denier and optimized fiber length provide perfect balance between softness and resilience for superior loft performance in filling applications.

How is it Made?

The production process is as follows:

1. Polymerization: Raw materials (purified terephthalic acid (PTA) and monoethylene glycol (MEG)) are combined to create molten PET.

2. Spinning: The molten polymer is forced through a spinneret (a device like a showerhead with tiny holes) to form continuous filaments.

3. Drawing: The filaments are stretched (drawn) to align the polymer molecules, which increases their strength and tenacity.

4. Crimping: The continuous filaments are crimped (given a wavy, zig-zag texture) to add bulk and help the fibers grip each other during the spinning process later.

5. Cutting: The continuous tow (a large bundle of thousands of filaments) is then cut into short, predetermined lengths—this is what creates the "staple" fiber.

6. Baling: The cut staple fiber is compressed into large bales for easy shipping and handling, similar to raw cotton bales.

Technical Advantages vs Siliconized Fibers:
• Better adhesion in thermal-bonded applications
• Improved dye affinity for colored filling products
• Lower production costs with equal loft performance
• No silicone migration issues in long-term use

 Details

 FAQ

1. Why choose Polyester FDY Yarn?

-Good elasticity and grade A quality

- Full dull finish eliminates unwanted shine for authentic fur appearance

-Better anti static electricity

2. What's your payment term?  

30% T/T as deposit 70% T/T before shipment or LC at sight, others are negotiable.

3. Can we get samples?  

Free samples always could be sent to you for your evaluation.

4. What's your MOQ?  

8 Ton