Methods of testing plastics. Dimensional properties. Determination of thickness by mechanical scanning of flexible sheet

This technical document specifies a procedure for evaluating the thickness of flexible sheets by employing mechanical scanning techniques. It falls within a broader framework dedicated to standardized testing methods for plastic materials, focusing specifically on dimensional characteristics. The approach described ensures consistent measurement outcomes by utilizing automated scanning instrumentation to assess the geometric properties of thin polymer films and similar flexible substrates. By providing a defined methodology, the document supports quality control processes across various industrial applications where precise thickness determination is critical. The procedure outlines the necessary equipment configuration, operational steps, and data recording requirements to facilitate repeatable and comparable test results. This standardized approach aids manufacturers and laboratories in maintaining uniformity when characterizing flexible plastic products. It serves as a reference for executing thickness assessments under controlled conditions, contributing to the overall reliability of material performance data in production and research environments.