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Cardboard Cobb Value Tester

This Cobb value tester is the special instrument to test the hydroscopicity of cardboard and it is also called paper surfaces absorb weight tester

Cardboard Cobb Value Tester

Product Description

This Cobb value tester is the special instrument to test the hydroscopicity of cardboard and it is also called paper surfaces absorb weight tester

Standard Specifications

Metal cylinder cross-sectional area	100±0.2 cm2
Cylinder High	50mm
Quantitative absorbent paper	200-250g/m2
Absorption rate	75mm/10min
Smooth metal rollers	width, 200±0.5mm; weight: 10±0.5kg
Environmental condition	temperature, 20-40oC, relative humidity < 85%
Outside dimension	(LxWxH) 510x400x365mm

Model	HD-A509
Metal cylinder Inner section Area	100 ± 0.2 cm^2
Cylinder height	50 mm
Quantitive Absorption Paper	200~250 g/m^2
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; Relative Humidity: < 85%
Outside dimension(L×W×H)	510×400×365 mm
Weight	30 Kg
Design Criteria	ISO5351991; GB/T15401989

Model	HD-A509
Metal cylinder Inner section Area	100 ± 0.2 cm^2
Cylinder height	50 mm
Quantitive Absorption Paper	200~250 g/m^2
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; Relative Humidity: < 85%
Outside dimension(L×W×H)	510×400×365 mm
Weight	30 Kg
Design Criteria	ISO5351991; GB/T15401989

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