Using Top Quality White Pulp Material for Production
Knauf Standard Quality Guarantee
Laser Micro Hole Surface Treatment
Advance Middle-Folk to adjust the use
Top Building Joint Paper Tape Specifications:
1,Main raw materials: softwood pulp
2,Main indicators:
| No | ITME | UNIT | Index |
| C |
| 1 | Density | g/m2 | 145±3 |
| 2 | Thickness | µm | 225-230 |
| 3 | Density | g/m3 | 0.61±0.02 |
| 4 | Tear index (vertical / horizontal) | MN.m2/g | 17/19 |
| 5 | Breaking length (vertical / horizontal) | Km | 3.8/2.6 |
| 6 | Dry tensile strength (vertical / horizontal) | kN/m | 6.3/3.2 |
| 7 | Wet tensile strength (vertical / horizontal) | kN/m | 2.2/1.6 |
| 8 | Elongation (vertical / horizontal) | % | ≤3 |
| 8 | Ash | % | 5--6 |
| 9 | Water | % | 4.5-5.5 |
| 10 | Banner thickness difference | µm | ≤10µm |
3.Classify:
Laser perforation with pre-fold;
Roughened surface with pre-fold;
