... heat seal coffee filter paper 1, from 16gsm to 40gsm, 2,normal width 125mm, 484mm, 90mm. 3 widely used for coffee pods heat ... sealable coffee filter paper is heat sealable, environmental-friendly bleached1, Weight range ... tea, Chinese herbal medicine, condiment, desiccant and so on heatseal filter paper ITERMSRESULTSGrammage 25+/-1GSMColor WhiteTensile strength wet36 ...