elmendorf tearing strength tester
Application
- Textile Industry: Assesses fabric tear strength for apparel, home textiles, and industrial materials.
- Packaging Sector: Tests film and paper tear resistance for food, medical, and logistics packaging.
- R&D & Certification: Provides data for material innovation, product validation, and compliance with international standards.
Standard
- ISO Standards: BS EN ISO 13937, ISO 4674-2, ISO 21974, DIN EN ISO 13937-1
- ASTM Standards: ASTM D5734, D689-96a, D1424
- National Standards: GB/T 3917.1, TAPPI T414 om-12
- DIN Standards: DIN EN 21974, DIN EN ISO 1974, DIN EN ISO 6383-2
Product Advantages
- Precision Elmendorf Method: Measures tear force via calibrated pendulum impact for accurate results.
- Wide Test Range: 200–30,000 CN (cNewton) suits light to heavy materials.
- Automated Operation: Digital control simplifies testing; manual clamp ensures sample stability.
- Sharp Blade Design: Tool steel blade creates clean incisions (20 ±1 mm) for reliable tear propagation.
- Compact & Durable: 85 kg weight and robust build withstand industrial environments.
- Multi-Language Display: Intuitive screen shows real-time force data and tear curves.
Product Features
- Dual Pendulum System: Balances impact force for consistent tear measurements.
- Manual Clamping: Adjustable jaws (2.8 ±0.1 mm spacing) secure diverse sample thicknesses.
- Precision Incision: Blade aligns centrally at 43 ±1 mm tear length for standardized testing.
- Safety Design: Pendulum resets manually to prevent accidental movement.
- Data Recording: Screen displays peak force, tear length, and test time.
- Versatile Use: Tests wovens, nonwovens, plastics, and coated materials.
Technical Parameters
| Parameter | Specification |
|---|---|
| Test Mode | Automatic (Digital Control) |
| Test Range | 200 / 400 / 800 / 1,600 / 3,200 / 6,800 / 13,600 / 30,000 CN |
| Clamping Method | Manual (Adjustable Jaws) |
| Blade Material | Tool Steel (Sharp, Durable) |
| Clamp Spacing | 2.8 ±0.1 mm |
| Tear Length | 43 ±1 mm |
| Incision Length | 20 ±1 mm |
| Pendulum Reset | Manual Operation |
| Display | LED Screen (Force/Time/Curve) |
| Power Supply | AC 220V ±10%, 50Hz |
| Dimensions (L×W×H) | 80 cm × 50 cm × 80 cm |
| Net Weight | 85 kg |
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