Vehicle Testing Equipment

ISO 17072 Seam Fatigue Tester for Auto Seat Materials

Brand: SZBONAD

Product Number: BND-ISFT

The Seam Fatigue Tester by BONAD is engineered to assess the fatigue resistance of seams in automotive seat materials (leather, textile, synthetics). As seat surfaces rely on stitching for structural integrity, this tester simulates real-world stress to predict seam lifespan, ensuring optimal comfort, safety, and durability. Ideal for manufacturers and labs, it delivers actionable data for design improvements and quality validation.

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Seam Fatigue Testing Machine Manufacturer – BONAD Test Equipment

Standards

Industry-Leading Compliance:

  • Global Material Standards:
    ISO 17072 (Leather physical testing), ASTM D1683 (Seam strength), DIN 53843 (Textile mechanics), IS L1096 (Textile abrasion)
  • Automotive OEM Standards:
    Toyota TSL 5101G (3.7), GMW 3405, Nissan M-0154, Ford BN 106-02, TSL 5100G (4.22)

Applications

  • Automotive Seating: Validate seams in car seats, headrests, armrests.
  • Material Development: Test leather, synthetic fabrics, vinyl, and hybrid materials.
  • Quality Assurance: Ensure compliance with OEM durability specifications.
  • Failure Analysis: Diagnose seam rupture, thread degradation, or needle-hole elongation.

Features

  1. Dual-Station Testing
    • Simultaneously test 2 specimens for 50% faster throughput.
  2. Constant-Load Mechanism
    • Pendulous weights deliver uniform tension (5cm clamps; adjustable spacing).
  3. Smart Touch Screen Control
    • LCD interface for setting cycles (1–999,999), speed (5–60 cpm), and real-time monitoring.
  4. Precision Clamping System
    • Integrated spacing gauge for accurate alignment; tool-free screw fastening.
  5. Enhanced Safety
    • Auto-stop at target cycles; transparent acrylic hood isolates moving parts.
  6. Multi-Standard Adaptability
    • Adjustable stroke, speed, and clamp spacing for ISO, ASTM, DIN, and OEM standards.
  7. Industrial-Grade Construction
    • Aluminum and reinforced metal frame for zero-deviation operation.

Test principle

Specimens are clamped under constant tension. The central clamp reciprocates horizontally at a set speed and stroke, simulating cyclic stress. Post-test evaluation includes:

  • Seam integrity (cracks, fraying)
  • Needle-hole elongation
  • Thread slippage or breakage
    Outputs correlate with real-world seat durability and material optimization.

Technical specifications

Model BND-ISFT
Work stations 2
Specimen dimensions 100 mm x 50 mm
Clamp width 50 mm
Clamp spacing 120 / 124 / 140 mm adjustable
Clamp stroke 150 mm
Test speed 30 CPM
Counter 0 ~ 99,999
Weight mass 3 kg (29.4 N)
Weight 50 kg
Machine dimensions 86 cm x 31 cm x 54 cm
Power supply AC 220 V or specified by users

Why BONAD?

→ Global Compliance: Pre-configured settings for ISO, ASTM, DIN, and major OEM standards.
→ Efficiency: Dual stations + automated controls reduce testing time by 50%.
→ Precision: Lab-grade accuracy for actionable fatigue data.
→ Future-Proof Design: Modular upgrades for evolving standards.

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