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Factory Customized 20"20"4" Pocket Coil Spring Inner Spring Unit For Sofa

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February 17, 2025
Category Connection: Sofa Pocket Spring
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Tags:
#Sofa Pocket Spring #Individually Wrapped Coils #pocket spring system
Brief: Discover the Factory Customized 20"x20"x4" Pocket Coil Spring Inner Spring Unit for Sofa, designed for durability and comfort. Made from high carbon steel wire, these springs offer superior support and longevity. Perfect for sofa manufacturers seeking customizable solutions.
Related Product Features:
  • Made from high carbon steel wire for durability and strength.
  • Wire diameter ranges from 1.0mm to 2.3mm for varied support levels.
  • Customizable head diameter (4-6.5cm) and middle diameter (4.5-7.5cm).
  • Height options from 6cm to 25cm to suit different sofa designs.
  • Available in 4-7 turns for tailored comfort and support.
  • Coil counts can be customized according to client requirements.
  • Woven fabric options from 65-100g/㎡ or fully customizable.
  • Packed compressed and rolled for easy transportation and storage.
Faqs:
  • What materials are used in the pocket coil springs?
    The pocket coil springs are made from high carbon steel wire, equivalent to SAE 1074/1080 steel, ensuring durability and long-lasting performance.
  • Can the size and specifications of the springs be customized?
    Yes, the size, wire diameter, head diameter, middle diameter, height, turns, and coil counts can all be customized to meet specific client requirements.
  • How are the pocket coil springs tested for quality?
    The springs undergo rigorous testing including cycle testing (100,000+ compressions), salt spray test (72+ hours for rust resistance), and fabric strength testing (double-stitched seams ≥20N/5cm) to ensure top quality.
  • What is the typical production time for bulk orders?
    Bulk production typically takes 15-25 days, depending on the complexity of the customization. Samples can be produced in 5-7 days.
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