Water absorption tester- Cobb Tester

Order Code: 25269444.25

Water absorption tester- Cobb Tester

SPECIFICATION

Water absorption tester- Cobb Tester

Application: Water absorption tester used for the determination of the water adsorption of sized paper, paperboard, and corrugated paper under standard conditions within 200 to 250 g/m2.

Technical Specification:

- Size (L×W×H) mm: 480 × 400 × 420 (±20mm)
- Metal cylinder inner area:100 cm2 (± 0.2 cm2) (the corresponding inner diameter is 112.8 ± 0.2mm)
- Metal cylinder height: at least 50mm, the contact portion of the cylinder ring and the specimen should be smooth.
- Metal roller width: 200mm (±0.5mm)
- Metal roller weight: 10kg (±0.5kg)
- Absorbency:
• Quantitative Paper: Min. 200g/m2 to Max. 250 g/m2
• Rate: at least 75mm/10min. (When the single layer of absorbent paper is less than 200 ~ 250 g /, you can use multi-layer stack to meet the requirements).
- Smooth Metal Roller: length 200mm (±0.5mm)
- Test water consumption: 100mm (±5ml).
- Weight: 28Kg (±2kg)

Standard Requirement:

- Standard and Compliance: ISO 535, GBT/T 1540, QB/T 1668, TAPPI T441, ASTM D3285 certificate or equivalent.
- Language: English language available on machine and manual.
- Warranty: At least 1 year on Mechanical, Electrical parts and Services.
- Include Installation and Training:
• On-site installation performed by certified technicians.
• User training covering equipment, full operation, maintenance, (minimum 1 full training session) at least 2 trainees.
• Provision of training materials, including user manuals.

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