Carestream NDT INDUSTREX Process Control Strips

INDUSTREX Process Control Strips are preexposed with a 10-step wedge to X-ray radiation. They come in 6 x 24 cmsize, in Ready Pack II packages, 25 per box. Each box isaccompanied by a certificate. A control chart is included ineach box of Process Control Strips. Use the control chart accompanying this publication to monitor the quality of your process by plotting your own calculations in comparison to the densities provided on the certificate. Be sure to start a fresh chart each time you open a new box of strips, as the reference values may vary slightly. Your own values can vary a small amount from the reference values. Note trends and act accordingly when values exceed the following guidelines: •Speed index (SX): +/- 10% •Contrast index (CX): - 10%, +15% Draw your own tolerance lines as a visual reference so you can act as needed whenever your process strays outside these limits.