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10kg Metal Roller Cobb Tester For Surface Water Absorption Determination

Basic Information
Place of Origin: China
Brand Name: AISRY
Certification: ISO
Model Number: ASR-5684
Minimum Order Quantity: 1 set
Price: Negotiable
Packaging Details: Standard export wooden case
Delivery Time: 15 work days
Payment Terms: T/T, Western Union
Supply Ability: 200 sets per month
Detail Information
Metal Roller Sectional Area: 100±0.2㎝2 Metal Roller Diameter: 112.8±0.2mm
Roll Height: 50mm Blotting Paper: 200~250g/㎡
Absorption Speed: 75mm/10min Water Volume: 100mm±5ml
Weight: 28kg Warranty: 1 Year
High Light:

10kg Metal Roller Cobb Tester

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75mm/10min Cobb Tester


Product Description

10kg Metal Roller Cobb Absorbency Tester Paper Testing Equipments

 

Use:

Paper COBB Absorption Tester is mainly used for determination of sized paper and cardboard including surface water imbibition of the corrugated cardboard. The instrument is determination of absorbent paper and cardboard surface, but is not suitable for accurate evaluation of paper or paperboard writing performance
Metal cylinder Inner section Area 100 ± 0.2 cm^2 (inner diameter is 112.8±0.2mm )
 
10kg Metal Roller Cobb Tester For Surface Water Absorption Determination 0
Technical parameter:
Metal roller sectional area 100±0.2㎝2
Metal roller diameter 112.8±0.2mm
Roll height 50mm
Blotting paper: 200~250g/㎡
Absorption speed: 75mm/10min
Smooth metal roller: length 200±0.5mm,mass10±0.5kg.
Water volume: 100mm±5ml.

 

10kg Metal Roller Cobb Tester For Surface Water Absorption Determination 1

The Cobb value of surface water absorption of paper and paperboard.:

 

The calculated mass of water absorbed in a specified time by a unit area of paper or board under specified pressure and temperature conditions. It is expressed in g/㎡.

C=(G2-G1)×100.

C-water absorptiveness

G2-wet mass, in grams, of the test piece

G1-dry mass, in grams, of the test piece

10kg Metal Roller Cobb Tester For Surface Water Absorption Determination 2

 

 

Contact Details
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Phone Number : +8618124339752

WhatsApp : +8618124339752