Mineral sepiolite, a hydrous magnesium silicate clay mineral, possesses an extraordinary micro-porous structure — setting it apart as a leading naturally occurring adsorbent with multifaceted industrial applications. The chemical formula is (Si12)(Mg8)O30(OH)4(OH2)48·8H2O, highlighting its complexity and versatility. Harnessed primarily as sepiolite powder and fibers, it serves as a core material for adsorbents and catalytic substrates across petrochemical, environmental, and agricultural sectors.
Product Name: Sepiolite powder sepiolite fibers are used as adsorbent catalysts
Chemical Formula: (Si12)(Mg8)O30(OH)4(OH2)48·8H2O
Properties:
Parameter | Specification | Standard (typical) | Notes |
---|---|---|---|
Chemical Formula | (Si12)(Mg8)O30(OH)4(OH2)48·8H2O | Hydrated magnesium silicate | Characteristic of sepiolite group |
Specific Surface Area | 200–900 m²/g | ≥650 m²/g | Measured by BET method |
Moisture Content | ≤13% | 10–12% | Roasted at 105°C |
pH Value (in 1:5 solution) | 8.5–9.5 | ~9 | Weakly alkaline |
Color | White–grayish | Light gray | - |
Density (g/cm³) | 0.9–1.2 | 1.0 | Apparent density |
Porosity (%) | 60–80 | ~77 | Highly porous clay mineral |
Cation Exchange Capacity (CEC) | 20–40 meq/100g | 33 meq/100g | Adsorption efficiency |
Average Length (fibers) | 2–6 μm | 3.8 μm | SEM analysis |
Owing to its unique crystalline "needle-fiber" structure, sepiolite powder delivers unrivaled performance for selective adsorption and catalysis in a host of advanced applications (*see research: ScienceDirect).
Shunshun’s mineral sepiolite adheres to internationally cited material standards and undergoes rigorous quality control. Our team works in alignment with leading research in the field. According to the MDPI Journal Minerals, "The specific nano-crystalline architecture and surface charge of sepiolite supports its superiority for catalysis and soil remediation." Reference: MDPI Minerals, 2021.
Leading forums such as ScienceDirect / Elsevier present updated insights on structure-property correlations and emerging uses for sepiolite powder.
Sepiolite is a magnesium silicate clay mineral with a fibrous morphology, with molecular formula (Si12)(Mg8)O30(OH)4(OH2)48·8H2O.
Standard grade powder: D50 = 800 mesh (~20μm); custom grades: 200 mesh to nano-scale. Fiber lengths 2–6μm by SEM analysis.
For catalyst support: generally 8–14% (w/w) in catalyst mass; as adsorbent: disperse 5–10g/L in water/medium, stir thoroughly for optimal contact.
Lingshou Shunshun supplies sepiolite powder with >98% pure sepiolite content, via XRF, FTIR, and chemical titration (see product page).
CEC varies 28–40 meq/100g, vital for adsorption of metals/ammonia/organics from liquids and effluents.
Yes. It is non-toxic, odorless, does not release hazardous substances, and is non-radioactive. Certified by independent labs for use in ecological and food-related sectors.
Shunshun delivers tailored grades (modification, milling, composite blends) to meet any standard – automotive catalysts, livestock, water treatment, etc.
If your industry demands high-efficiency, sustainable solutions, trust Lingshou Shunshun Mineral Products Co., Ltd. for superior mineral sepiolite.
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