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Powder
SEPPE CENOSPHERE
2621900090
Introduction
SEPPE cenosphere, Like fly ash, they are naturally occurring by-products of the burning process at coal-fired power plants. Unlike fly ash though, cenospheres are lightweight, inert, hollow spheres comprised largely of silica and alumi
na and filled with air and/or gases. Since they are inert, they are not considered a pozzolan. And because they are very small and have high compressive strengths, cenospheres can be used as a structural lightwe
ight filler.
Specifications
CHEMICAL COMPOSITION(%) | |
Si2 | 55-65 |
Al2O3 | 28-33 |
Fe2O3 | 2-4 |
CaO | 0.8-1.5 |
MgO | 0.7-1.2 |
PHYSICAL PROPERTY | |
Particle Shape | Powder Granule |
Color | White Gray |
Specific Gravity(g/cm3) | 0.75-0.9 |
Floatage Rate(%) | 97 |
SEPPE 0.8-0.9 g/cm3 Ceramic Cenospheres are a high-performance, lightweight additive specifically engineered for oil and gas well cementing operations. These hollow aluminosilicate microspheres are manufactured under strict quality control to ensure consistent density, predictable performance, and reliable compressive strength. When added to cement slurries, they reduce hydrostatic pressure on weak formations, minimize lost circulation risks, and help maintain zonal isolation over the life of the well.
Key Benefits for Oil Well Cementing
Precise Low-Density Control: With a true particle density of 0.8-0.9 g/cm³, our cenospheres enable predictable slurry density reduction — helping operators achieve target densities (e.g., 1.30-1.50 g/cm³) without compromising mechanical integrity.
High Compressive Strength: The robust ceramic shell withstands downhole pressures, ensuring the cement sheath maintains its designed strength throughout the well's operational life.
Improved Pumpability & Rheology: The smooth, spherical particles act like ball bearings, reducing friction and enhancing slurry flow — critical for reliable placement in narrow annuli and extended reach wells.
Reduced Water Demand: Low water absorption results in a tighter cement matrix with lower permeability, improving resistance to corrosive formation fluids.
Consistent Quality: Every batch undergoes rigorous particle size analysis and quality testing. A Certificate of Analysis (COA) is available upon request.
Packing & Delivery
Packing: Net 600kg big jumbo bag. Or as your requirements.
DOWNLOAD FOR MORE INFORMATION:
CENOSPHERE COA.pdf
