PVC sandals are covered under IS 6721:1972. This standard specifies the requirements, sampling, and testing methods for PVC sandals manufactured through the injection moulding process.The standard applies to the following two types of sandals: Type 1: One-part sandals Type 2: Two-part sandals
The PVC sandals shall be made of a basic material that meets the physical requirements specified in the standard. The sandals' design shall be agreed upon between the purchaser and the supplier. The last's dimensions must be in accordance with IS 1638:1960. Type 1 PVC sandals must be manufactured in a single piece using injection moulding. Type 2 sandals must be manufactured in two parts using injection moulding, and the two parts will then assemble. The PVC sandals must be manufactured in such a way that they are free of shrinkage, burning, wrapping, and cold flow marks..