1:High rate of making bags&finished produce. 2:High value in use. 3:Low wear to machine Heat-seal Tea Bag Filter Paper for 16.5gsm-25gsm for Black Tea PackingQuality1.High water penetrability is good & easy for the nutrient inside the tea to dip out of the water.2.High porosity and high air permeability , no break ,no drop strings in the process of dipping, soak for a long continuous period of ...
