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Mesh 100
CENOLITE
2621900090
Mesh 100 insulating painting additive ceramic microspheres are designed for thermal insulation paints, roof heat-control coatings, and lightweight wall coating systems. This grade focuses on heat barrier performance, smooth dispersion, and lower coating weight rather than general filler replacement.
▸ SEPPE insulating painting additive ceramic microspheres are fine hollow aluminosilicate particles selected for thermal insulation coating formulas.
▸ The Mesh 100 grade disperses more easily in paint systems than coarse cenosphere grades, helping maintain a smoother coating surface while adding hollow thermal barrier particles.
▸ It is mainly used when the coating designer wants lower heat transfer, lighter film weight, and improved coverage in roof, wall, and functional insulation coatings.
▸ Thermal Insulation Function: Hollow ceramic particles create microscopic air barriers that help reduce heat transfer through coating films.
▸ Mesh 100 Fine Grade: Fine particle size is more suitable for paint dispersion, brush application, rolling, and spray coating than coarse mesh products.
▸ Lower Film Density: Low-density microspheres help build coating thickness with less weight and lower heavy filler loading.
▸ Stable Inorganic Chemistry: Aluminosilicate ceramic shells provide good compatibility with many water-borne and solvent-borne insulation coating systems.
▸ Coverage Extension: Spherical hollow particles can improve volume filling efficiency and reduce formulation weight after dosage optimization.

▸ Roof heat-insulation coatings for reduced surface temperature
▸ Exterior wall thermal barrier paints and energy-saving coatings
▸ Waterproof insulation coatings requiring lightweight film build
▸ Industrial equipment coatings where heat transfer reduction is required
▸ Functional wall coatings, texture coatings, and repair coating systems

| Chemical Analysis (Typical) | |
| SiO₂ | 50-60% |
| Al₂O₃ | 25-40% |
| Fe₂O₃ | Low iron grade available |
| CaO | 1-1.5% |
| Physical Properties | |
| Model | Mesh 100 |
| Shape | Hollow spherical ceramic powder |
| Recommended Use | Insulating paint and thermal barrier coatings |
| pH Value | 7.0 ± 1.0 typical |
| Particle Size | Mesh 100 |
▸ CENOSPHERE TDS (General) — for initial product introduction, customs declaration, and bidding documents.
▸ Coating Grade Specification Sheet — detailed particle size distribution, pH, and iron content for coating formulations.
▸ 600 kg jumbo bags — approximately 20 bags per 40' High Cube FCL (total ~24 MT)
▸ 40' High Cube container recommended due to low bulk density (0.30-0.45 g/cm³)
▸ Custom packaging available upon request
▸ 10-year shelf life when stored in dry conditions
▸ Reliable container shipment to all major ports worldwide
▸ This Mesh 100 grade is suitable for coating systems requiring fine dispersion and smooth film appearance.
▸ Yes. A neutral pH of 7.0±1.0 improves compatibility with water-borne, solvent-borne, and powder systems without destabilizing the binder or causing viscosity drift.
▸ Yes. Low iron content helps minimize yellowing and maintains brightness, making coating grade cenospheres suitable for white and light-colored formulations.
▸ Their spherical shape reduces resin demand, improves flow and leveling, enhances sanding properties, and lowers density while extending coverage.
▸ Absolutely. Samples, TDS, COA, and formulation guidance are available upon request. Our technical team can assist with dispersion and compatibility trials.
▸ 0.9 g/cm3 Cenosphere for Paints And Coating
Contact SEPPE for product specifications, samples, OEM packaging, and bulk pricing.
Request a QuoteSEPPE operates a fully integrated ISO 9001:2015 certified quality management system for coating grade cenospheres. Every batch undergoes rigorous testing to ensure particle size consistency, low iron content, excellent dispersion, and compliance with coating performance requirements.
▸Our quality control system ensures every batch meets exact coating application requirements, from raw material verification to final shipment.
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| Test Parameter | Test Method | Specification | Frequency |
|---|---|---|---|
| Particle Size Distribution | ISO 13320:2009 (Laser Diffraction) | D50=45-60μm, D98=105-140μm | Every Batch |
| pH Value | ISO 787-9 (10% Aqueous Suspension) | 7.0 ± 1.0 | Every Batch |
| Iron Content (Fe₂O₃) | X-Ray Fluorescence (XRF) | < 6% | Every Batch |
| True Density | ISO 787-10 (Pycnometer) | 0.70-0.90 g/cm³ | Every Batch |
| Moisture Content | ISO 787-2 (105°C, 2h) | ≤ 0.3% | Every Batch |
| Chemical Composition | X-Ray Fluorescence (XRF) | SiO₂ 55-65%, Al₂O₃ 27-33% | Every 3 Batches |
| Dispersion Test | High-Speed Mixing + Hegman Gauge | No agglomeration, uniform dispersion | Monthly |
▸Our lab is equipped with state-of-the-art instruments for coating-grade cenospheres:
• Laser Particle Size Analyzer – ensures narrow PSD for smooth coatings
• XRF Spectrometer – controls iron content and chemical consistency
• Hegman Gauge – evaluates pigment and filler dispersion quality
• High-Speed Disperser – simulates paint production conditions
• Moisture Analyzer – accurate moisture content determination


▸Every batch of CENOLITE 910 is verified for the following critical parameters:
• Particle size distribution – laser diffraction per ISO 13320 ensures D50=45-60μm, D98=105-140μm for optimal film smoothness and packing.
• Iron content (Fe₂O₃) – controlled below 6% via XRF to maintain low color interference and high brightness in light-toned paints.
• pH stability – 10% aqueous suspension tested per ISO 787-9, maintained at 7.0 ± 1.0 to ensure resin and additive compatibility.
• Density consistency – true density checked per ISO 787-10 (0.70-0.90 g/cm³) to guarantee predictable loading and lightweight performance.
• Dispersion performance – high-speed mixing and Hegman gauge test confirm no agglomeration, ensuring uniform incorporation in paint systems.
▸ D50 = 45-60 μm, D98 = 105-140 μm, optimized for thin-film and industrial coatings.
▸ Low iron (≤6%) ensures lighter color and better opacity, especially for white or light-colored paints and primers.
▸ Yes, every batch is tested with high-speed mixing and Hegman gauge to ensure no agglomeration and uniform dispersion in paint systems.
▸ Yes, each shipment includes a digital Certificate of Analysis with batch-specific test results.
▸ Yes, we offer custom cuts (e.g., D50=30-40μm for high-gloss finishes) upon request.
Contact our coating specialists to discuss custom PSD, iron content targets, or to request batch samples for your formulation.
Contact Coating Team