roll is printed on unmetallised edge surface for film thickness
width and margin.
label provides following details :
Film type, thickness, width, margin, resistance, OD, net weight,
number of pairs and batch number.
quality assurance each supply carries a test report giving
standard as well as actual values of desired parameters.
months from the date of manufacture.
packed, silica/inert gas filled multilayer plastic bags are kept
in corrugated paper boxes. For export paper cartons are kept on
wooden pallets and stretchwrapped or covered with wooden strips