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Paper Surfaces Water Absorbency Cobb Tester
Product application:
It is applicable to test absorbency of paper and cardboard. It is widely used in paper industry, packaging industry and inspection department.
Technical standards:
ISO535-1991 <Paper and board -- Determination of water absorptiveness>
GB/T1540-1989 <Paper and board – Determination of water absorption – Cobb method>
GB5406 <Testing method of oil permeance for paper>
Specification:
|
Metal cylinder Inner section Area |
100 ± 0.2 cm2 |
|
Cylinder height |
50 mm |
|
Quantitative Absorption Paper |
200~250 g/m2 |
|
Absorption Rate |
75 mm/10 min |
|
Smooth Metal Roller |
Width: 200 ± 0.5 mm; Weight: 10 ± 0.5 Kg |
|
Environmental Conditions |
Temperature: 20~40°C; |
|
Outside dimension(L×W×H) |
540×400×300 mm |
|
Weight |
25 Kg |
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