tea bag filter paper 16.5-38g/mm2 Tea filter paper series featuring fine filtration, tensile strength and wet tensile strengthThe ... /m2, such as 12.5g, 16.5g, 18g, 19g, 21g, and 23gTea filter paper inside diameter is 7.6cm, external diameter is 40cm ... -46cmTea filter paper width 94mm, 114mm, 125mm, 130mm, 145mm, 160mm, machine width 1, ...