Visual Flaw Detection Charts: Better Quality Control Through Visual Inspection

TAPPI’s Visual Flaw Detection Charts

Your Trusted Resource for Quality Assurance

 

From paper and packaging to medical, plastics, and more—TAPPI’s visual inspection tools are the industry’s go-to solution for detecting flaws such as particulates, embedded defects, or inclusions with confidence.

 

Our flat, flexible inspection gauges are precision tools used to measure the size of imperfections over the range of 0.02 to 5.00 square millimeters in industrial materials.

  

When Precision Counts. Count on TAPPI.

ISO-Certified Confidence
Setting TAPPI Charts apart as the trusted choice for professionals worldwide

By partnering with an ISO-certified manufacturer, TAPPI ensures that each chart is produced under globally recognized standards for quality, accuracy, and process control. This added assurance not only strengthens the performance of our inspection tools but also reflects TAPPI’s commitment to excellence, customer satisfaction, and best practices.

Explore Our Industry-Leading Tools

CSEC - Calibrated Size Estimation Chart (Transparent)

Saves time. Delivers accuracy. Inspires confidence.

For quality assurance processes that require more exact measurements. This is the same transparent chart as SEC, however, it has been calibrated.

Use with TAPPI Test Method T 564

 

Purchase Calibrated Size Estimation Chart

SEC - Size Estimation Chart (Transparent)

A versatile tool for estimating a size (area) by way of a direct comparison to a known circular area. Ideal for measuring spots, defects or inclusions in paper, plastics, textiles and other industrial materials.

  • Dots cover the range of 0.02 to 5.00 mm²
  • Dot accuracy within an average of 10% or 0.005 mm²
  • A proven tool for high-volume inspections across various applications.

Use with TAPPI Test Method T 564

Purchase Size Estimation Chart

DEC - Dirt Estimation Chart (Opaque)

 

Use this valuable tool to estimate the Equivalent Black Area (EBA) of dirt or colored specks over the range of 0.02 to 5.00 square millimeters.

  • Produced by an ISO-certified manufacturer
  • Detects any foreign matter embedded in material which, when examined by reflected, not transmitted, light has a contrasting color to the rest of the surface. 

Use with TAPPI Test Methods T 213 and T 437.

Purchase Dirt Estimation Chart

Purchase your TAPPI Estimation Charts today and join thousands of quality professionals who rely on TAPPI to uphold their product integrity and performance.

Why TAPPI Charts?
  • Developed in conjunction with TAPPI’s peer-reviewed Standards
  • Used across forest products, medical, plastics, and packaging industries
  • Backed by TAPPI’s role as an ANSI-Certified Standards Development Organization
  • Trusted to deliver scientific accuracy, operational insight, and quality assurance

Pro Tip: To maintain precision, replace your estimation charts every two years due to normal wear and handling.

Contact TAPPI with product and payment questions or to initiate Supplier/Vendor Approval Process

 

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