Standard Test Method for Linear Dimensional Changes of Nonrigid Thermoplastic Sheeting or Film at Elevated Temperature. The film or sheet is heated and the shrinkage measured, this helps gauge the consistency of the manufacturing process.
Mechanical
ASTM
Plastics
Standard Test Method for Linear Dimensional Changes of Nonrigid Thermoplastic Sheeting or Film at Elevated Temperature. The film or sheet is heated and the shrinkage measured, this helps gauge the consistency of the manufacturing process.