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Export Fiberglass Filter Combo bags For Aluminium Foundry

Nov. 10, 2023

Fiberglass Filtration & Shunt Combo bag is weaved by special high-twist & high-strength alkali-free fiberglass, special post-treatment, coated with resin and "carbonized" by high temperature.

Main Features:

● New environmental protection material, does not burn during whole use process , no harm to human body.

● Advanced production equipment, warp and weft standard for base cloth, high temperature resistant coating mesh uniform, the finished product is exquisitely made without burrs.

● Both sides of the bag adopt square hole fixing device technology, more convenient operation and improve the working rate.

Apply to filter and evenly distribute molten aluminum in molds.

Export Fiberglass Filter Combo bags For Aluminium Foundry


● Reduce the turbulence of metal flow and improve the temperature distribution throughout the mold volume.

● Filter molten metal and decrease in non-metallic inclusions and oxide films in liquid metal.

● Improve mechanical quality of aluminum casting product.

● Improve the hardness of aluminum casting product with more average surface hard and bending strength.

Comparing to other filter bags, it does not affect the component of aluminum alloy, and with good filtration effect, high temperature resistance, high strength, excellent acid and alkali resistance, non-stick aluminum, non-slagging, non-peeling, as well as easy installation.


Usually for aluminium casting filtration dimension: 330 X 120 X150mm with 2.5x2.5mm mesh opening.

There are normal type and thicker type.

Export Fiberglass Filter Combo bags For Aluminium Foundry

TypeFiberglass Filtration & Shunt Combo Bag For Aluminum
Work Temperature≤1000℃
Melting Point1100℃
ColorWhite, Brown and Yellow
Normal Dimensions120x150x300mm, 120x150x330mm, 140x150x450mm,   
Mesh Openning5mesh, 7mesh, 8mesh, 9mesh, 10mesh, 12mesh, 14mesh, 16mesh, 18mesh, 20mesh, 25mesh, and special specifications can be customized.
ApplicationFiltration & Shunt For All Aluminium and aluminium alloy products.
Work Time:4hours when flow ≤10 kg/min.
1.5hours when flow ≤120 kg/min.
Tensile Strength8Kgs
OEMLogo, Size and Shape of fiberglass filter bag, according to customer's requirement, and also drawing or samples.

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+86 158 3011 4065

+86 158 3011 4065

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