1, A series of high temperature filter fabric
---Aramid needle punched filter felt
---Ryton (PPS) needle punched filter felt
---Polyimide (P84) needle punched filter felt
---PTFE needle punched filter felt
---FMS (MTS) compound needle filter felt
---A series of Mid-Alkali, Non-Alkali continuous fibre glass fabric
---A series of Mid-Alkali, Non-Alkali bulked fibre glass fabric
---PTFE filter fabric with membrane
2, Middle, Normal temperature filter fabric
---Polypropylene[...]