product details
Solamni leather Introducing Our No tie spin buckle laces are a rotary dial fastening system comprising a spring-loaded cam lock housing, a braided polyester or steel-wire closed-loop cord, and a pull-to-release mechanism. The system achieves >80kg tensile strength (polyester 2.0mm) with ≤10% tension loss after 10,000 tighten-release cycles. Solamni supplies complete no-tie lace assemblies as OEM components for sports footwear, work boots, and adaptive shoes, with custom dial colors, logo branding, and cord length per last specifications.
Quality Control & Testing Standards
Solamni assembles no-tie spin buckle laces on semi-automatic cord threading lines with ultrasonic cord-end welding. Each assembly station is torque-calibrated daily.
Mechanical Life Validation:
A dedicated rotary fatigue tester runs 10,000 tighten-release cycles on randomly sampled units from each production lot (ANSI Z1.4 sampling level II). Acceptance criteria: zero lock failure, dial rotation torque remains within ±15% of initial value, and audible click feedback persists throughout. Any failure triggers 100% re-inspection of the lot.
Tensile & Slip Testing:
A universal tensile tester (UTM) with lace-grip fixtures pulls closed-loop cords at 200mm/min to break (minimum 85kg for 2.0mm polyester). Static lock retention is measured separately: lace clamped in dial, 200N axial load applied for 10 seconds. Permissible slip ≤1mm.
Abrasion (Lace-to-Eyelet):
Per ISO 22774 Method 3, cord samples are cycled through standard metal eyelets (4mm ID) under 250g tension at 60 cycles/min. Minimum 5,000 cycles required without filament breakage or core exposure. Test run on all new cord batches and annually on existing SKUs.
Environmental & Salt Spray:
Metal components (dial spring, housing pin, external buckle hardware) are salt-spray tested per ASTM B117 for 48 hours. Post-exposure: no red rust on functional surfaces, release pull force remains within 8N–15N range.
Factory Traceability:
Each carton carries a batch label with assembly line ID, cord batch number, dial mold cavity ID, and test summary (break strength, cycle count). Retained samples (5 complete systems) archived for 24 months. Digital CoA issued within 48 hours of production completion.
Technical Specifications Matrix
| Specification | Parameter | Test Method |
System Type
| Rotary dial + closed-loop no-tie lace
| /
|
Cord Material
| Polyester braided (std) / Stainless steel 304 (opt)
| Visual / Spectrometry
|
Cord Diameter
| 1.8mm / 2.0mm / 2.5mm ±0.1mm
| ISO 22774
|
Cord Length (loop)
| 200mm – 1200mm ±10mm
| In-house
|
Break Strength (polyester)
| 2.0mm: 85kg / 2.5mm: 130kg
| Tensile pull (200mm/min)
|
Break Strength (steel wire)
| 2.0mm: ≥250kg
| EN 564
|
Abrasion Resistance (lace-to-eyelet)
| ≥5,000 cycles (no core exposure)
| ISO 22774 Method 3
|
Dial Housing Material
| ABS / PC+ABS (UL94 HB)
| /
|
Lock Mechanism Type
| Spring-loaded ratchet (one-way tightening)
| /
|
Release Operation
| Pull-to-release (vertical pull force: 8N – 15N)
| In-house dynamometer
|
Lock Cycle Life
| ≥10,000 tighten-release cycles (no slip)
| Rotary fatigue tester
|
Static Lock Retention
| ≥200N axial load (lace clamped, zero slip)
| In-house tensile
|
Corrosion Resistance
| 48hr salt spray (nickel-plated hardware)
| ASTM B117
|
Operating Temperature
| -20°C to 60°C
| /
|
Customization
| Dial color (Pantone), debossed logo, cord color, heat shrink label
| OEM only
|
MOQ (OEM)
| 5,000 sets per color/logo
| /
|
Industrial Application Scenarios
No tie spin buckle laces are installed by footwear OEMs during final assembly.
- Athletic & running shoes: Rotary dial lacing on marathon and trail runners provides even vamp tension without lace bite. No tie design eliminates race-stop retying.
- Work & safety boots: Steel-toe boots with no-tie spin laces meet OSHA trip hazard reduction standards. Polyester cord withstands oil and grease exposure.
- Cycling shoes: Road and MTB shoes integrate low-profile dials. One-handed micro-tension adjustment during ride without unclipping.
- Hiking boots: Steel wire core variant resists abrasion from rocks and scree. Lock mechanism holds tension through 1,000m descent.
- Adaptive & pediatric footwear: Pull-to-release operation accommodates users with limited fine motor skills. No tie laces remove need for finger dexterity.
- Military & tactical boots: Silent release mechanism (no velcro). Dial profile sits flush against tongue to reduce snag hazards during crawling.
Product Parameter (specification)
| Material | Plastic |
| Size | 2.5cm or 2.7cm |
| Logo | Customized |
| Colors | Customized Color |
| Feature | Adjustable |
| Use | Sneaker, Sport shoes, Boots, Hiking Boots, Outdoor sports shoes, casual shoe |
| MOQ | 10000pcs |
| Term of Payment | By T/T, 30% deposit and 70% balance payment before delivery |
| Place of Origin | Fujian,China |
| Quanzhou | |
| Brand Name | Solamni |
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Why Choose Us
We specialize in providing material high-quality for industrial applications. Our focus on B2B sourcing ensures that you get the best prices for large orders, with the flexibility to customize the fabric to meet your specific needs. Whether you require bulk quantities for production or specialized orders, we can help you achieve your goals with fast delivery and exceptional customer support.
Bulk Sourcing: Competitive pricing for large-scale orders.
Customization: Flexible solutions tailored to your industry needs.
Global Shipping: Fast, reliable delivery to international markets.
High-Quality Standards: Rigorous testing and quality assurance to ensure performance and durability.
Frequently Asked Questions (FAQ)
For steel wire no-tie laces used in hiking boots, what is the expected abrasion life against unlined aluminum eyelets before core exposure?
Steel wire variant achieves 3,000–4,000 cycles per ISO 22774 Method 3 with unlined aluminum eyelets. For applications requiring >5,000 cycles, specify nylon-coated eyelets or ceramic lace guides. Solamni provides pre-production abrasion verification using customer-supplied eyelet samples.
What is the minimum order quantity for a custom no-tie spin buckle set with Pantone 19-3921 dial housing, debossed logo, and 2.2mm x 950mm closed-loop polyester cord in reflective black?
MOQ for full OEM specification: 5,000 sets. Lead time: 18–22 business days after sample approval. Tooling for logo debossing: $250 one-time fee. Pantone matching included. Reflective cord available at +15% material upcharge.
Your static lock retention spec says 200N axial load, zero slip. Does that apply after 5,000 use cycles, or only on new units?
Solamni validates lock retention on new units and after 10,000 fatigue cycles. Post-fatigue testing shows slip remains ≤1mm at 200N (within spec). Re-testing at 5,000 cycles per ISO standard is available upon request as an added verification step.
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