Cobb Water Absorption Tester for Corrugated Liner
| Product code | CMI-IND-0081 |
| Categories | Corrugated Testing Instruments |
| Standards | Manufactured to IS / BS / EN / ASTM / AASHTO as applicable |
| Supply | India and export — 90+ countries |
- Description
Cobb ring tester with roller and timer to measure water absorption of corrugated liners and board faces over 30 to 120 seconds. Used for sizing control in liner and box manufacturing.
Specification
Water is poured into a ring on the liner for a fixed period, and the mass of water absorbed per square metre is calculated. High absorption shows weak sizing and risk of strength loss in humid conditions. The test guides sizing chemicals and coating applications.
Features
- 100 cm2 test area with stainless ring
- Sealing via clamp wheel
- Timer with audible end signal
- 10 kg stainless blotting roller
- Fast specimen change
Technical Specifications
| Test area | 100 cm2 |
| Water volume | 100 ml |
| Test time | 30, 60, 120 s selectable |
| Roller | 10 kg, 200 mm wide |
| Ring material | Stainless steel 304 |
| Standards | ISO 535, TAPPI T 441, IS 1060 |
| Accessories | Measuring cylinder |
Standard Accessories
- Blotting roller
- Measuring cylinder
- Blotting papers
Cobb Water Absorption Tester for Corrugated Liner suppliers in India
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