Ultrasonic vs Stitched vs One-Piece Molded: Non-Woven Bag Construction Compared

ultrasonic-bag

Choosing the Right Construction Method

Non-woven bag construction determines durability, appearance, and cost-efficiency.

Method 1: Ultrasonic Heat-Pressed (Ultrasonic Heat-Pressed)

  • Clean no-sew edges, water-resistant bonds
  • MOQ: 500 pieces per color/design

Method 2: Stitched (Stitched)

  • Highest load-bearing strength up to 12 kg, deepest gussets 20 cm
  • MOQ: 100 pieces

Method 3: One-Piece Molded (Ultrasonic Heat-Pressed)

  • Zero visible seams, superior insulation
  • MOQ: 300 pieces minimum

Load Test Results

  • Ultrasonic: held at 8 kg
  • Stitched: Withstood 12 kg before thread breakage
  • One-piece molded: Withstood 10 kg zero deformation

Ordering Process

Samples ship in 5-7 days. Sample fees are fully deductible from bulk orders.

DDP worldwide. Production: 15-25 days.

lingfan@lingfanpack.com | WhatsApp +86 133 9577 9810

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