... own glue factory 3,high tension stress 4,material:BOPP office tapeThis type of tapes utilize bioriented polypropylene (BOPP) as the ... B) Mainly for the packaging/tying/fixing in school and office use C) Common stationery, art and design, household decorations2) Width ... -1987Elongation at break %≥110≥120≥130≥140≥150≥160 BOPP office tape