It is the special instrument for paper tearing strength test.
Standard: ISO 1974(paper–tearing strength test method), GB455.1
It is the special instrument for paper tearing strength test.
Standard: ISO 1974(paper–tearing strength test method), GB455.1,
Technical parameter:
| parameter | index | |
| Test range | (10~1000)Mn, Standard arm and Light arm are the standard fittings.
Lightest arm special customization according to need. |
|
| Standard arm | (10~1000)mN,degree minimum: 10mN | |
| Light arm | (10~500)mN, degree minimum: 5mN | |
| Lightest arm | (10~200)mN, degree minimum: 2mN (extra charge) | |
| Veracity | Error | Maximum range20%~80% ±1%, out range±0.5%FS |
| Repeat error | Maximum range20%~80% ≤1%, out range≤0.5%FS | |
| Tearing arm | (104±1)mm | |
| Beginning angle for tearing | 27.5±0.5 | |
| Tearing distance | (43±0.5)mm | |
| Specimen size | (25×15)mm | |
| Clamp distance | (2.8±0.3)mm | |

