High-strength ceramic beads are redefining standards in foundry casting with its exceptional mechanical properties. Unlike conventional sands, this variant undergoes a specialized sintering process that enhances its compressive strength up to 80 MPa, making it resistant to breakage even under extreme casting pressures.
In foundries, where molten metals reach temperatures exceeding 1500°C, high-strength ceramic bead maintains its structural integrity. Its low thermal conductivity prevents heat-induced expansion, reducing the risk of cracks in cast iron and steel components. This stability is crucial for manufacturing engine blocks and turbine parts, where dimensional accuracy is non-negotiable.
The material's spherical morphology ensures uniform packing in molds, minimizing voids and improving surface finish of castings. When paired with phenolic resins, high-strength ceramic bead forms a robust bond that withstands molten metal flow, eliminating sand inclusion defects common with silica-based alternatives.
Another advantage lies in its reusability. After casting, high-strength ceramic beads can be recycled up to 15 times with minimal degradation, lowering material costs by 30% compared to single-use sands. Foundries in automotive and aerospace sectors report a 25% reduction in post-casting rework since adopting this material, attributing the improvement to its consistent performance.
Testing shows that high-strength ceramic beads retains 90% of its strength after exposure to acidic binders, making it compatible with diverse casting processes. Its inert nature also prevents chemical reactions with alloying elements in metals, ensuring the purity of cast components. As foundries strive for higher precision and sustainability, high-strength ceramic bead emerges as an indispensable solution.
1 . Main Technical Data of Ceramic Blasting Media
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Commodity Name |
Chemical Index |
Physical Index |
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Ceramic Blasting Beads |
ZrO2 60-66% |
Vickers Hardness ≥700 HV |
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True Specific Gravity ≥3.85 g/cm3 |
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Bulk Density≥2.3g/cm3 |
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Particle Size |
B20: 0.600-0.850mm |
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B30:0.425-0.600mm |
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B40:0.250-0.425mm |
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B60:0.150-0.300mm |
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B80:0.125-0.212mm |
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B100:0.106-0.180mm |
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B120:0.063-0.125mm |
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B150:0.000-0.125mm |
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B170:0.045-0.090mm |
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B205: 0.000-0.063mm |
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B400: 0.030-0.063mm |
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B505: 0.010-0.030mm |
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Special specification can be customized |
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2 . Ceramic Beads can be used in these applications, just name a few:
Cleaning and surface preparation (deburring, etching, paint removal and cosmetic finishing …) of moulds, castings and delicate items
Effectively used in air or wet pressure blasting process and in wheel turbine machines
3 . Features
1 ) . Reduced beads consumption (30 - 40 times) against glass blasting media
2 ) . Lower metal surface roughness
3 ) . Less operating pressure and reduced abrasive velocity needed than glass blasting media. Thus have far less abrasive breakdown and 4 ) 4 ) . dust generation, results in cleaner working environment and better operator visibility
5 ) . White color, high sphericity and smooth surface beads
6 ) . Strong mechanical resistance and high toughness, but gentle with equipment and tools preserving work parts
7 ) . Chemically inert, no metallic contamination for treated parts
8 ) . Low dust production
4 . Why choose us?
We are FUDA factory direct sales without intermediaries.
Our factory was established in 2018, and our products have been exported to more than 20 countries. Capable of stable supply and high product quality.
Customization can be made according to different customer needs
5 . contact us
Tina
What up : +86 18636559668
Email: tina@fudanewmatrial.com
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