Fiberglass Felt manufacturer/factory/supplier from China

Fiberglass Felt

Fiberglass Felt, working temperature is 260-300℃

Fiberglass Filter Media / Fiberglass Needle Punched Felt/ Fiberglass Filter Felt/ Fiberglass Filter Fabric/ Fiberglass Filter Roll

1. Detailed Description Of Fiberglass Felt

Compound fiberglass needle punched felt

Fiberglass fiber mix other high temperature resistant fiber

Weight: above 800g

Working Temperature: 160-300℃

Basic Finish treatment: singed, calendered, heat set

Functional treatment: water and oil repellent, anti-static, ptfe lamination or membrane.

Standard filter roll width: 2.1m

Max filter roll width: 2.3m

Roll Length: 50m, 100m as per customer’s requirement

2. Features Of Fiberglass Felt  

-A widely range of high temperature resistant filter needle punched felt

-Made of mixture of fiberglass and other high temperature resistant fiber, such as aramid(nomex) fiber, pps fiber, p84 fiber, ptfe fiber etc.

-Compared with 100% high temperature resistant filter fabrics, compound fiberglass filter felt is very economic, and the working performance is almost same.

-replace of 100% aramid or nomex, 100% pps(ryton), p84 high temperature resistant filter material.

3. Technical Data of Fiberglass Felt

850-900gsm fiberglass needle punched   felt+acid-resistant+ptfe impregantion


Needle felt


80%fiberglass mix 20%ptfe

Srim support:

Glass fiber scrim

Felt Area Weight




Mean Air Permeability

8-15 m3/m2/min@12.7mmH2O

Breaking Strength-MDwarp

 >1800 N / 125px

Breaking Strength-CMDweft

 >1800 N /   125px      

Breaking Elongation( N/125px)-MDwarp


Breaking Elongation( N/125px)-CMDweft


Dry Shrinkage       MD240warp


Dry Shrinkage       CMD240weft


Operating Temperatures

260 deg C

Recommended Maximum Continuous

280 deg C   

Recommended Maximum Surge

280 deg C      


 Singed,calendered,heatset,anti-acid   treatment,ptfe impregantion

 4. Applications Of Fiberglass Felt

As filter media, Fiberglass Felt is widely use in Industry of Steel, Chemical, Waste incineration, Cement, Construction material, Thermoelectricity.

Shanghai Filterworkshop Co., Ltd(Shanghai Indro Industry Co., Ltd) is one of China filter fabric, filter cloth, filter media manufacturers and supplies, is using high quality of filter material to make and supply China dust filter fabrics, polyester needle punched filter felt, polypropylene needle punched filter felt, acrylic PAN needle punched filter felt, nomex aramid filter felt, equivalent ryton pps filter felt, p84 filter felt, fiberglass filter cloth, ptfe felt high temperature filter felt and filter cloth with treatments of ptfe lamination, ptfe coated, water and oil repellent, anti static, silicon, graphite.