High Temperature Needle Punched Felt
For the industry dust collection filter bag, we would choose the high temp needle felt fabric for the filter bag if the working temperature is above 150 ℃ , such as PPS needle punched felt. Aramid needle punched felt, PTFE neede punched felt, P84 needle punched felt. and each material felt has its own specific formance.
High-temperature needle punched felt are made by high temperature resisdence chemical fiber and treated with heat setting, singeing, calendaring,etc.
The operation temperature is between 180-260℃.
It is a kind high efficiency filter material,good twist resisdence,good wearing resisdence, great dust cleaning effective.
Excellent resistance against acids,alkali and hydrolysis depends on material.