Non-sealing type commonly used wood pulp papermaking, there is also a mixed wood pulp and Manila hemp pulp papermaking; the Heat seal paper containing chemical fibers, such as low-melting polypropylene fiber, ES fiber.
Tea bag filter paper production abroad more than manila. Mulberry fiber by using our free high after beating like papermaking, and then the resin-treated fibers can also be used (ie, wet type nonwoven fabric) manufacturing.