Importance Of Cobb Sizing Tester in Industry

Industries involved in manufacturing packaging materials, including cardboard containers and corrugated sheets, rely on Cobb Sizing Testers to ensure the quality and durability of their products. Any quality flaws in packaging materials can lead to damage of the products they protect, making it imperative for manufacturers to use reliable testing methods.

Applications Of Cobb Sizing Tester

Pakmo’s Cobb Sizing Tester and other advanced testing instruments find applications across diverse industries, prominently in:

• Paper and Packaging: Ensuring materials meet the required standards for quality and strength.
• Plastics & Polymers, PET Bottles & Preforms, Poly Films & Laminates: For assessing water resistance and absorbance.

By investing in tools like the Cobb Sizing Tester, companies can improve product quality, enhance their reputation, and ensure customer satisfaction.

Technical Specifications

• Inner Diameter of Reservoir: 112.8 mm
• Area of Opening of Reservoir: 100 cm²
• Height of Reservoir: 25 mm
• Diameter of Stainless Steel Roller: 100 mm
• Length of Stainless Steel Roller: 200 mm
• Weight of Stainless Steel Roller: 10 kg

Relevant Standards

• IS 1060 (Part 1) – 1966: Methods of Sampling and Test for Paper and Allied Products
• TAPPI T 441 om-90: Water Absorptiveness of Paper and Paperboard (Cobb Test)

Features

• Safety: Equipped with a locking pin for secure operation.
• Ease of Use: Quick and easy specimen fixing.
• Operation: Simple and straightforward without requiring electrical power.
• Material Quality: Constructed from high-grade stainless steel and mild steel with powder coating for corrosion resistance and durability.
• Mobility: Lightweight and easy to move.

Test Procedure

1. Weigh the test specimen before starting the procedure.
2. Fill the stainless steel container with water.
3. Immerse the test specimen in water for 120 seconds.
4. Remove the specimen and use the stainless steel roller to extract water from the surface.
5. Weigh the specimen again.
6. Calculate the Cobb Sizing using the formula:

Cobb Sizing = Weight of the specimen after test – Weight of the specimen before test

Advantages

• Accurate Testing: Provides precise measurement of water absorption.
• Durability: Built for long operational life.
• User-Friendly: Simple operation requiring minimal training.
• Maintenance Support: Pakmo offers comprehensive technical support and on-site maintenance.

Conclusion

Pakmo’s commitment to innovation and quality has established it as a trusted partner for businesses seeking to maintain high standards in product testing. The Cobb Sizing Tester ensures that packaging materials are adequately tested for water resistance, helping manufacturers deliver superior products in competitive markets. Through continuous R&D and customer-centric services, Pakmo remains a leader in providing advanced testing solutions globally.