copy paper a4 80gsm
Grammage range :80g / m2
Item | Unit | Test report |
grammage | g/m2 | 80.9 |
thickness | um | 107 |
whiteness | % | 100.7 |
untransparency | % | 95.5 |
CIE | % | 155.37 |
smothness | S | 25/26 |
Ashcontent | % | 18.3 |
Surfacesabsorb weight | g/m2 | 24.3/22.5 |
tension | N | 69.7/23.2 |
Foldingstrength | times | 20 |
rate ofexpansion and contraction | % | 2.4 |
stiffness | mN.m | 0.60/0.30 |
Product main features:
(1) Clean and smoothpaper, suitable for advanceddocument output.
(2) Good colour appearance and no radiation to ourbody.
(3) High paper quialty with clear, realisticgraphic as the color originals.
(4) Applied with the latest technology on thecoating of the paper in order to minimizethewear and tear of equipped machinery.
(5) Automatic trimming machine to provide a neat,attractive appearance, paper printed smoothly overvariety printing machines.
Printability range:
Suitable for business documents, contract, trainingmaterials and daily office use.
High Quality copy paper a4 80gsm