Description:
Tearing Strength Tester is an indispensable instrument for paper tearing strength measurement. The tester is designed according to ISO 1974 (paper --tearing strength test method) and (GB455.1).
It is an ideal tester for manufacturer of corrugated fiberboard and carton, scientific research and quality-control department
Applications:
Paper, Cartons board
Standards:
Meets ISO1974\GB 455.1

Specifications:
1. Test range
A. Standard arm: (10~1000)mN, degree minimum: 10mN
B. Light arm: (10~500)mN, degree minimum: 5Mn
C. Heavy arm: (10~8000)mN, degree minimum: 100mN
We will prepare the standard arm, light arm or heavy arm according to you need.
2. Veracity
A. Error: Maximum range20%~80% ± 1%, out range± 0.5%FS
B. Repeat error: Maximum range20%~80% ≤ 1%, out range≤ 0.5%FS
3. Tearing arm: (104± 1)mm
4. Beginning angle for tearing: 27.5° ± 0.5°
5. Tearing distance: (43± 0.5)mm
6. Specimen size: (25× 15)mm
7. Clamp distance: (2.8± 0.3)mm
8. Working condition
A. Temperature: 20± 10º C
B. Keep clean and no vibration
C. The instrument should be placed on the rigid bench and even horizontal bench.