Spherical Ceramic Sand Foundry Factory Leading China Suppliers
Our Spherical Ceramic Sand is a premium, high-performance molding material engineered specifically for the modern foundry industry. By utilizing a precise sintering process to create a perfectly spherical grain shape, this artificial ceramic sand offers superior fluidity and filling efficiency compared to traditional angular sands. It serves as a high-refractoriness alternative to silica and zircon sand, ensuring exceptional stability during the casting of complex industrial components.
Designed for versatility and environmental sustainability, this ceramic sand is compatible with both acid and alkali resins, making it an ideal choice for cast iron, cast steel, and non-ferrous metals. Whether applied in lost foam casting, 3D printing, or cold core box processes, our Spherical Ceramic Sand reduces resin consumption and minimizes casting defects, significantly enhancing overall production efficiency and surface finish quality.
Detailed Parameters
| Al₂O₃ Content | ≥53% | Fe₂O₃ Content | ＜4% |
|---|---|---|---|
| SiO₂ Content | ≤37% | TiO₂ Content | ＜3% |
| Refractoriness | ≥1800℃ | Grain Shape | Spherical (Angular Coeff ≤1.1) |
| Bulk Density | 1.5-1.6 g/cm3 | Thermal Expansion | 4.5-6.5x10-6/k (RT-1200℃) |
| Particle Size | 45μm - 2000μm | Mineralogical Composition | Mullite + Corundum |
Key Advantages
Eco-Friendly & Safe
A safe alternative to silica sand, eliminating the risk of silicosis and ensuring a healthier working environment for foundry staff.
Extreme Refractoriness
Withstanding temperatures over 1800°C, it is suitable for various casting materials without needing to switch sand types.
High Reclamation Rate
Supports both thermal and mechanical reclamation, extending the sand's life cycle and drastically reducing material costs.
Enhanced Collapsibility
The spherical grain structure allows for easier separation from cast parts, reducing scrap rates and improving efficiency.
Superior Fluidity
Spherical geometry ensures excellent filling efficiency, resulting in more accurate casting dimensions and smoother surfaces.
Resource Efficiency
Requires 40-50% less resin binder and exhibits lower bulk density, reducing labor and transport power costs.
Product Gallery
Management Platforms
Custom Particle Sizing
We offer customized particle size distributions (from Mesh 20 to 270) to meet specific casting requirements.
Resin Compatibility
Designed as a neutral material, fully compatible with both acid and alkali resin binders for maximum flexibility.
Precision Casting Support
Optimized for precision casting and 3D printing applications, ensuring tight tolerances and high surface quality.
Scalable Production
With an annual capacity of 200,000 MT, we guarantee a stable and fast supply for large-scale industrial operations.
Application Versatility
Applicable to lost foam casting, coated sand, and cold core box processes across various non-ferrous metals.
Dimensional Accuracy
Low thermal expansion coefficients ensure that casting dimensions remain precise, reducing post-processing needs.
Investment Return Comparison
| Performance Metric | Silica/Zircon Sand | Spherical Ceramic Sand |
|---|---|---|
| Resin Consumption | Standard 100% | Reduced by 40-50% |
| Health & Safety | Silicosis Risk | Safe / Non-Toxic |
| Dimensional Stability | Higher Expansion | Lower Thermal Expansion |
| Mold Weight | Heavy (High Density) | Approx. 50% Lighter |
| Reclamation Rate | Moderate | Very High (Thermal/Mech) |
Frequently Asked Questions
Unlike silica sand, which can cause silicosis—a serious lung disease—spherical ceramic sand is an artificial material that is safe for the environment and foundry workers.
Yes, its high refractoriness (≥1800°C) allows it to be used for cast iron, cast steel, and various non-ferrous metals without the need to change sand types.
The spherical shape provides excellent fluidity and filling efficiency. It also allows for much easier separation from the cast parts, leading to better collapsibility and lower scrap rates.
Our ceramic sand is designed as a neutral material, meaning it is fully applicable to both acid and alkali resins.
Typically, users find that they require 40-50% less resin compared to traditional sands, which significantly lowers material costs.
Absolutely. We provide a wide range of mesh sizes (from 20 to 270) and can customize the particle size distribution based on your specific application requirements.
