GB/T6548, ASTM D918, CNS3327
The fixture is used to test the adhesive strength of various types of corrugated cardboard, and it is used in conjunction with the ring Compressive Strength Tester and vertical compression and adhesive strength test sampler.
Corrugated cardboard specifications and fixture steel needle size comparison table:
corrugated type | Alignment height/mm | Number of flutes (pieces)/300mm | Needle distance (reference) | Needle diameter/mm |
A | 4.5-5.0 | 34±2 | 8.8 | Φ3.0 |
C | 3.5-4.0 | 38±2 | 7.9 | Φ3.0 |
B | 2.5-3.0 | 50±2 | 6.0 | Φ2.0 |
E. | 1.1-2.0 | 96±4 | 3.1 | Φ1.0 |
Note: The Φ1.0mm steel needle is only used when testing E-flute cardboard, and it is an optional configuration.