heatseal filter paper for tea bags 1. Used for packing tea, coffee, chinese medicine,etc. 2. SGS, COC ... and nice heat seal performance, suitable for packing tea, coffee, herbs, condiment and other powder/granules ... If you need, we can also supply plastic film wrapped on wooden pallets.8. MOQ: 500kgs9. Delivery time ... , 70mm,82mm,160mm, etcCoffee powder capacity for bags:One bag can serving 3-7 grams, it ...