Yarn Loop Length Tester
Compliance Standards
FZ/T 70001-2003. FZ/T 71004-2003
Scope of Application
Determines loop length of various yarns and knitted loops. Verifies compliance of different yarn densities (counts) with standard loop lengths.
Product Details
Uniformly spread the twisted yarn under specified tension. Measure loop length compliance through pointer indications.
Structural Features
1. Column fixed to base supports upper sleeve, scale, and serves as lower sleeve guide
2. Rollers installed on both sleeves for tested yarn positioning
3. Upper sleeve position adjustable via vertical axis for different loop lengths
4. Select appropriate weights according to yarn specifications to apply tension through lever mechanism
Testing Method
1. Attach moisture-adjusted sample to upper and lower knife-shaped clamps
2. Apply specified weights (including 1.4kg lower clamp self-weight):
- 50g yarn: 2.4kg total
- 62.5g yarn: 3.0kg total
- 125g yarn: 6.0kg total
3. Record scale reading within 30 seconds after stabilization (precision 0.1cm)
Technical Specifications
Roller working diameter ：φ19mm
Maximum measurable length ：1800mm
Tension application：Heavy-duty lever-type
Weights available：300g, 500g, 1500g
Dimensions：310×550×1100mm (L×W×H)
Net weight ：20kg
在线联系供应商
Other supplier products
 |
Automobile Wire Cross-linking Test Device | Applicable Standards: SAE J1128 - 2005 and other standards Main Parameters: 1. Test rod: Φ6mm, 300mm in length 2. Hot plate specification... |
 |
Horizontal paper tensile strength testing machine | Product Introduction: G103C horizontal tensile strength tester adopts paper tensile strength software, which is a paper resistance tester for meas... |
 |
Universal finger friction tester | Brief Introduction The main working principles of this device is through a test head, plus a certain amount of pressure, and carry a variety of ... |
 |
Steel Structure Fireproof Coating Small Sample Test Furnace | Product Overview TheSmall Sample Test Furnace for Steel Structure Fireproof Coatingis a specialized thermal testing instrument designed to evaluat... |
 |
Fabric Hand Feel Tester | Brief Introduction：By softness value of the test material and objective evaluation of its feeling (touch) performance for softness test fabrics, te... |
Same products
 |
Tabletop Xenon Arc Weathering Tester (SunMaster) | 卖方: Standard Groups | Get a quote： Whats/App: +86 185 0176 3615 Web: qinsun-lab.com The Water-Cooled Xenon Lamp Weat... |
 |
Blow-By Test Rig | 卖方: Standard Groups | Get a quote： Whats/App: +86 185 0176 3615 Web: qinsun-lab.com Test system for the characterisa... |
 |
Air filter System（ISO 16890/EN 779） | 卖方: Standard Groups | Get a quote： Whats/App: +86 185 0176 3615 Web: qinsun-lab.com Filter test system for general a... |
 |
Oil Thread Leak Test System | 卖方: Standard Groups | Get a quote： Whats/App: +86 185 0176 3615 Web: qinsun-lab.com Test System for oil thread leak ... |
 |
Manual HEPA/ULPA Filter Scanning Test System | 卖方: Standard Groups | Get a quote： Whats/App: +86 185 0176 3615 Web: qinsun-lab.com The Manual HEPA/ULPA Filter Scan... |
