About Silica Mesh Fabric For Molten Metal Filtration
Silica Mesh Fabric For Molten Metal Filtration
Silica filtering scrim for foundry is made from silica fiber scrim or mock leno scrim with high temperature resistant surface coating. It used as filtration for molten metal, can improve quality of coasting. Silica filtering scrim has good properties of high temperature resistant, scour resistance, low gas evolution, easy to use and economic. It's suitable for grey cast iron, nodular cast iron and small size cast steel casting filtration.
| Style | Width
mm | Weight
g/m2 | Mesh
mm | Breaking strength | porosity
% | SiO2Content
% | Weave |
| N/25 100mm |
| Warp | Weft |
| BNT1.5 1.5-83 | 83 3 | 135 14 | 1.5 1.5 | 90 | 80 | 55 | 96 | leno |
| BNT2 2-83 | 83 3 | 125 13 | 2.0 2.0 | 85 | 70 | 65 | 96 | leno |
| BNT2.5 2.5-83 | 83 3 | 110 11 | 2.5 2.5 | 68 | 62 | 70 | 96 | leno |
| BNT1.5 1.5-83 M | 83 3 | 380 38 | 1.5 1.5 | 300 | 250 | 19 | 96 | Mock leno |
| BNT2 2-83 M | 83 3 | 350 35 | 2.0 2.0 | 250 | 200 | 24 | 96 | Mock leno |
| BNT2.5 2.5-83 M | 83 3 | 310 31 | 2.5 2.5 | 200 | 150 | 33 | 96 | Mock leno |
Mesh size available: 0.6x0.6, 0.8x0.8, 1.0x1.0, 1.2x1.2, 1.5x1.5, 2.0x2.0, 2.5x2.5mm.Features:SiO2 96%
Soft point nearly 1700 degree C, long-period service at 900 degree C
Low thermal conductivity
Good chemical stability
Good electrical insulation
Low thermal shrinkage
Non-asbestos product without pollution
Good process performance
Premium Filtration for High-Temperature ApplicationsOur Silica Mesh Fabric is designed for the most demanding molten metal filtration tasks in foundries, steel plants, and metal casting operations. Its high porosity and exceptional filtration efficiency ensure the removal of impurities, leading to superior metal quality and fewer defects. Thanks to its robust thermal resistance and customizable features, it adapts seamlessly to diverse industrial requirements.
Exceptional Durability and VersatilityConstructed from high-purity silica glass, this mesh fabric stands out for its tensile strength and thermal stability. The woven mesh technique and heat-resistant finish provide resilience, while flexible configuration options allow for rolls or sheets, sewn or cut edges, and various GSM ratings. It offers excellent moisture resistance, ensuring reliability in challenging environments.
FAQ's of Silica Mesh Fabric For Molten Metal Filtration:
Q: How does the silica mesh fabric improve molten metal filtration processes?
A: The silica mesh fabric's high porosity and 99% filtration efficiency enable it to effectively trap impurities during molten metal casting, enhancing the quality and integrity of the final product. Its excellent heat resistance also allows it to perform reliably at temperatures up to 1650C, which is essential for industrial metal processing.
Q: What benefits does this fabric offer compared to traditional filtration media?
A: This fabric features outstanding thermal and mechanical properties, such as a 45 MPa tensile strength and notable flexibility. The woven construction of high-purity silica glass delivers superior durability, excellent moisture resistance, and consistent filtration performance, reducing downtime and improving yield in foundry operations.
Q: Where is silica mesh fabric commonly used?
A: Silica mesh fabric is employed in foundries, steel plants, and facilities handling aluminum and copper casting. Its robust design and customizable formats make it suitable for use as filters in ladles, casting gates, and tundish filtration applications that require high thermal and chemical resistance.
Q: What edge treatments and packaging options are available?
A: Customers can choose between sewn or cut edges based on their handling preferences or operational requirements. The fabric is supplied either in rolls or as custom-cut sheets, ensuring compatibility with various equipment and production setups.
Q: How is the silica mesh fabric installed or integrated into molten metal filtration systems?
A: Installation typically involves placing the fabric filter within the molten metal's flow path, such as in pouring gates or ladles. Thanks to its good flexibility and customizable dimensions, it can be tailored to fit specific filtration units, improving ease of integration and performance efficiency.
Q: Is this fabric suitable for high-moisture or chemically aggressive environments?
A: Yes, thanks to excellent moisture resistance and the chemical inertness of high-purity silica glass, the mesh fabric performs reliably in humid or chemically challenging foundry environments. Optional PTFE coatings can further enhance resistance if required.
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