【Scope of application】 This tester is suitable for testing the anti-snagging performance of knitted fabrics. 【Related standards】 ASTM D5362, JIS L1058, M&S P21A 【technical parameter】 1. Number of test stations: 2 stations 2. Testing speed: 20±3 r/min 3. Test tube: inner diameter Φ200mm, depth 145mm 4. Bead pillow: weight 450±10g/piece 5. Nail rod: outer diameter 8mm, length 127mm, 9 nails/nail rod 6. Nail: protruding length 10mm, spacing 12mm, angle with vertical direction: 30±5° 7. Sample size: 215x115mm 8. Counting: 0-9999 times can be set 9. Dimensions: 47*38*38cm 10. Weight: 40Kg 11. Power supply: AC 220V 50Hz 3A