Censil silica micropearl - spherical precipitated silica particles for matting agents, coatings, inks & plastic modification. Uniform particle size, low dust, excellent dispersion. Free sample.
High porosity, strong absorbability in micro-pearl form. Spherical shape provides excellent fluidity - ideal as anti-caking agent and liquid carrier. SiO2>=98%, BET 160-250 m2/g.
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Censil is a professional manufacturer of silica micropearl — spherical precipitated silica particles engineered for superior performance in coatings matting, ink formulation, and plastic modification. Produced by Longyan Shenghe Chemical Co., Ltd. in Fujian, China, Censil silica micropearls feature uniform round morphology, controlled particle size distribution, and low dust characteristics that set them apart from irregular silica powders.
As a leading China micropearl manufacturer, Censil offers 10+ grades of spherical silica particles in micropearl, powder, and granular forms — with BET surface areas from 115 to 195 m²/g and particle sizes from 10 to 450 µm. Censil silica micropearls serve as a cost-effective alternative to Acematt and SYLOID micropearl products, delivering consistent quality at 30-45% cost savings for coatings, inks, rubber, and plastics manufacturers worldwide.
Micropearl silica for coatings is the preferred matting agent for formulators seeking consistent, uniform matte finish without compromising coating clarity or rheology. Censil silica micropearls create controlled surface roughness when dispersed in coatings — the spherical particles protrude slightly from the dried film surface, scattering incident light to reduce gloss while maintaining smooth tactile feel.
| Coating Type | Recommended Censil Grade | Target Gloss Level | Key Benefits |
|---|---|---|---|
| Wood Coatings (Furniture Lacquer) | Censil 165MP / 185MP | 10-30 GU (matte) | Uniform matting, smooth hand feel, anti-scratch |
| Floor Varnish | Censil 185MP | 15-40 GU (satin-matte) | Consistent sheen, high abrasion resistance |
| Industrial Coatings | Censil 140P / 165P | 20-50 GU (satin) | Easy dispersion, good chemical resistance |
| Leather Coatings | Censil 185MP / 185S | 10-25 GU (matte) | Soft-touch effect, flexible film compatibility |
| Plastic Coatings | Censil 185P / 185MP | 15-35 GU (matte) | Good adhesion to plastic substrates |
| UV-Curable Coatings | Censil 185S | 5-20 GU (high matte) | Fine particle for thin UV films, anti-blocking |
| Coil Coatings | Censil 140P / 140G | 20-40 GU (satin) | High thermal stability, weather resistance |
As a silica micropearl for matting, Censil spherical silica offers easier dispersion compared to irregular silica — the round morphology reduces agglomeration tendency and minimizes impact on coating viscosity. This allows formulators to achieve target gloss levels at lower silica loading, reducing raw material costs while maintaining coating transparency and mechanical properties.
Censil silica micropearl for ink applications provides anti-blocking, matting, and rheology control in various printing ink systems. The spherical silica particles create controlled surface texture on printed surfaces, preventing sheet blocking (offset) while delivering consistent matte or satin finish in packaging, label, and decorative printing.
| Ink Application | Function | Recommended Grade | Typical Dosage |
|---|---|---|---|
| UV Printing Inks | Matting, anti-blocking | Censil 185S | 1-3% |
| Offset Inks | Anti-set-off, anti-blocking | Censil 185MP | 0.5-2% |
| Flexographic Inks | Rheology control, matting | Censil 165MP | 0.5-1.5% |
| Gravure Inks | Anti-blocking, scratch resistance | Censil 185S | 0.5-2% |
Censil spherical silica particles are used as functional fillers in plastic modification to improve mechanical properties, surface characteristics, and processing behavior. The micropearl morphology ensures uniform dispersion in polymer matrices, providing:
| Plastic Application | Function | Recommended Grade | Benefits |
|---|---|---|---|
| Masterbatch | Matting, anti-blocking | Censil 165MP / 165G | Uniform dispersion, consistent matting effect |
| Film (PE, PP, PET) | Anti-blocking, slip control | Censil 185S | Fine particles for thin films, controlled COF |
| Engineering Plastics | Reinforcement, stiffness | Censil 165P | Improved tensile strength, dimensional stability |
| Cable Compounds | Reinforcement, insulation | Censil 140P | Enhanced mechanical properties, electrical insulation |
Censil offers the most comprehensive range of silica micropearl products among Chinese manufacturers, with multiple grades in micropearl, powder, and granular forms covering different BET surface areas and particle sizes for diverse applications.
| Grade | Form | BET (m²/g) | DBP (cm³/g) | SiO₂ (%) | Particle Size (µm) | Primary Application |
|---|---|---|---|---|---|---|
| Censil 120P | Powder | 115-135 | 2.0-2.6 | ≥93 | 60-150 | Rubber, transparent sole |
| Censil 140P | Powder | 135-155 | 2.0-2.6 | ≥93 | 60-150 | Rubber, coil coatings, industrial coatings |
| Censil 140G | Granular | 135-155 | 2.0-2.6 | ≥93 | — | Low-dust rubber, coil coatings |
| Censil 165P | Powder | 155-175 | 2.0-2.6 | ≥93 | 60-150 | Rubber reinforcement, plastic modification |
| Censil 165G | Granular | 155-175 | 2.0-2.6 | ≥93 | — | Low-dust rubber, masterbatch |
| Censil 165MP | Micropearl | 155-175 | 2.0-2.6 | ≥93 | 150-450 | Coatings matting, wood lacquer, rubber |
| Censil 185P | Powder | 175-195 | 2.0-2.6 | ≥93 | 60-150 | High-matting coatings, leather, plastic |
| Censil 185MP | Micropearl | 175-195 | 2.0-2.6 | ≥93 | 150-450 | Premium coatings matting, floor varnish, ink |
| Censil 185G | Granular | 175-195 | 2.0-2.6 | ≥93 | — | Low-dust premium coatings, rubber |
| Censil 185S | Fine Powder | 175-195 | 2.0-2.6 | ≥93 | 10-20 | UV coatings, thin-film matting, ink anti-blocking |
Understanding the differences between micropearl silica and irregular silica is essential for selecting the right additive for coatings, inks, and plastics applications. The particle morphology fundamentally affects handling, dispersion, and end-product performance.
| Property | Censil Micropearl (MP) | Standard Powder (P) | Granular (G) |
|---|---|---|---|
| Particle Morphology | Spherical (round) | Irregular (angular) | Compressed granules |
| Flowability | ⭐ Excellent | Moderate | Good |
| Dust Generation | ⭐ Very Low | High | Low |
| Bulk Density | Higher (compact packing) | Lower (loose packing) | Highest |
| Dispersion in Coatings | ⭐ Easy, less agglomeration | Moderate, requires high-shear | Requires pre-dispersion |
| Matting Uniformity | ⭐ Highly uniform | Variable | Moderate |
| Viscosity Impact | ⭐ Lower increase | Higher increase | Lower increase |
| Handling & Automation | ⭐ Best for automated lines | Manual handling preferred | Good for automated systems |
| Best For | Premium coatings, low-dust environments, automated production | General rubber, cost-sensitive applications | Rubber, masterbatch, outdoor handling |
Key Insight: For coatings matting applications, silica micropearl grades (MP series) consistently outperform irregular powder grades in terms of matting uniformity, dispersion ease, and dust control. The advantages of spherical silica are most pronounced in automated coating production lines where low dust micropearl silica improves workplace safety and reduces material waste.
Coating and ink manufacturers seeking an alternative to Acematt micropearl or SYLOID alternative micropearl products will find Censil offers comparable performance at significant cost advantages.
| Parameter | Censil 185MP | Acematt® OK-520 | SYLOID® ED-3 |
|---|---|---|---|
| Morphology | Micropearl | Micropearl | Micropearl |
| BET Surface Area | 175-195 m²/g | ~180 m²/g | ~200 m²/g |
| Particle Size | 150-450 µm | 200-500 µm | 100-300 µm |
| SiO₂ Content | ≥93% | ≥99% | ≥99% |
| Matting Efficiency | High | High | High |
| Dispersion Ease | Good | Good | Good |
| Cost Index | 100 | 150-180 | 140-160 |
| Lead Time (from China) | 2-3 weeks | 8-12 weeks | 6-10 weeks |
Key Finding: Censil silica micropearl delivers comparable matting performance to international brands while offering 30-45% cost savings and significantly shorter supply lead times. For coating manufacturers seeking a reliable alternative to Acematt or SYLOID micropearl products, Censil provides matching quality with the supply chain advantages of direct China manufacturing.
Censil silica micropearl is manufactured under strict quality control systems:
Each batch of Censil silica micropearl undergoes comprehensive testing for particle size distribution (laser diffraction), BET surface area (nitrogen adsorption), DBP absorption, moisture content, and 45 µm sieve residue to ensure consistent performance across all applications.
Silica micropearl is a spherical form of precipitated silica with uniform, round particle morphology — unlike irregular-shaped standard silica powders. The spherical shape gives micropearl silica three key advantages: (1) Superior flowability due to reduced inter-particle friction; (2) Lower dust generation during handling and processing; (3) More uniform surface texture when dispersed in coatings, creating consistent matte finish. Censil silica micropearls feature controlled sphericity with particle sizes ranging from 10-450 µm, available in multiple BET surface area grades (115-195 m²/g).
Silica micropearl for coatings serves as a matting agent and surface texture modifier. When dispersed in paint, varnish, or ink formulations, the spherical silica micropearls create controlled surface roughness that scatters light, producing a uniform matte or satin finish. Key applications include: wood coatings (furniture lacquer, floor varnish), industrial coatings, leather coatings, plastic coatings, and UV-curable inks. Censil micropearl silica offers consistent matting efficiency with easy dispersion and minimal impact on coating rheology.
Yes. Censil silica micropearl grades are designed as high-performance alternatives to Acematt and SYLOID micropearl products. Censil micropearls match key performance parameters including spherical morphology, particle size distribution, BET surface area, and matting efficiency. Censil offers 30-45% cost savings compared to imported micropearl brands, with shorter lead times from China-based manufacturing. Free samples are available for formulation testing and comparison.
Spherical silica micropearls offer significant advantages over irregular silica: (1) Better flowability — spherical particles roll past each other, reducing viscosity increase at same loading; (2) Lower dust — reduced fine particle generation improves workplace safety; (3) Uniform matting — consistent particle shape creates even surface roughness for predictable gloss reduction; (4) Easier dispersion — spherical shape reduces agglomeration tendency; (5) Improved scratch resistance — harder spherical particles resist deformation; (6) Higher bulk density — reduces shipping volume and cost.
Selecting the right silica micropearl grade depends on: (1) Particle size — smaller particles (10-20 µm) give finer texture and higher gloss at same loading, suitable for clear coatings and inks; medium particles (150-450 µm) produce stronger matting effect; (2) BET surface area — lower BET (115-135 m²/g) offers easier dispersion; higher BET (175-195 m²/g) provides stronger matting efficiency; (3) Application type — coatings, inks, plastics, and rubber each have different requirements. Censil offers technical support to help select the optimal grade for your specific formulation.
Censil silica micropearl is available in multiple packaging formats: 15kg & 20kg PP woven bags, 25kg paper valve bags, 14.4kg EVA bags, and 360kg/625kg big bags for bulk orders. The low dust micropearl silica format minimizes material loss during bag opening and dosing, making it ideal for automated coating production lines. Custom packaging is available for specific customer requirements.