Cobb Tester
The Cobb Tester is a laboratory instrument used to measure the water absorptiveness (Cobb value) of paper, cardboard, and other sheet materials. It evaluates the amount of water absorbed by a material over a specified time, ensuring the quality and performance of products in packaging, printing, and other industries.
Product Details
High Precision
Durable Build
Standardized Test Area
Easy Operation: Simple design for user-friendly and efficient testing.
Compact Design
The Cobb Tester is an essential instrument for testing the water absorptive capacity of paper and board materials. This property is crucial in determining a material’s suitability for applications like packaging, where moisture resistance is critical. The instrument is widely used in paper mills, packaging industries, and research laboratories to ensure products meet quality and performance standards.
- Test Area: Standardized circular area of 100 cm².
- Material Compatibility: Suitable for paper, cardboard, corrugated board, and similar materials.
- Roller Weight: Typically 10 kg or customizable based on testing needs.
- Absorption Time: Adjustable to standard intervals (e.g., 30, 60, or 120 seconds).
- Construction Material: Stainless steel or corrosion-resistant alloys for durability.
- Dimensions: Compact size for easy placement in laboratory setups.
- Standardized Design: Ensures consistent testing as per ISO, TAPPI, and other global standards.
- High Accuracy: Delivers precise measurements of water absorptiveness.
- Durable Components: Built to withstand regular use in demanding environments.
- Easy to Operate: Intuitive design for quick sample testing and results.
- Versatile Application: Suitable for a wide range of paper-based materials.
- Low Maintenance: Designed for straightforward cleaning and upkeep.
Q1: What is the Cobb Tester used for?
A: It is used to measure the water absorptiveness (Cobb value) of paper, cardboard, and related materials, ensuring their suitability for specific applications like packaging.
Q2: What materials can be tested with the Cobb Tester?
A: The tester is suitable for paper, cardboard, corrugated board, and other sheet materials.
Q3: What standards does the Cobb Tester comply with?
A: It adheres to ISO 535, TAPPI T441, and other international testing standards.
Q4: Can the absorption time be adjusted?
A: Yes, the tester allows for adjustable testing durations, such as 30, 60, or 120 seconds, depending on requirements.
Q5: Is the instrument easy to maintain?
A: Yes, the Cobb Tester is designed for easy cleaning and minimal maintenance, ensuring consistent performance over time.