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Product Features
20 Products
Coating Grade Calcined Kaolin for Paper Industry

Coating Grade Calcined Kaolin for Paper Industry

$400~460
Calcination Temperature: 1000-1100℃
Whiteness (ISO): 92% Minimum
SiO2 Content: 50-52%
Al2O3 Content: 37-39%
Ignition Loss: ≤0.8%
Oil Absorption Value: 35-45 g/100g
pH Value: 6.5-7.5
Particle Size D50: 2-3 μm
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Paint Grade Calcined Kaolin

Paint Grade Calcined Kaolin

$430~500
Calcination Temperature: 1050-1150℃
Whiteness (ISO): 93% Minimum
SiO2 Content: 50-52%
Al2O3 Content: 36-38%
Oil Absorption Value: 38-42 g/100g
Suspension Stability: Excellent
Dispersibility: Good
Moisture Content: ≤0.3%
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Ultra-fine Calcined Kaolin for Waterborne Coatings

Ultra-fine Calcined Kaolin for Waterborne Coatings

$480~580
Particle Size D50: 2.5μm
Whiteness: 90%
SiO2 Content: 49.2%
Al2O3 Content: 36.8%
Fe2O3 Content: 0.07%
Loss on Ignition: 0.7%
Bulk Density: 0.58g/cm³
pH Value: 6.5
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Paper Grade Calcined Kaolin

Paper Grade Calcined Kaolin

$350~420
Particle Size D50: 8μm
Whiteness: 88% ISO
SiO2 Content: 47.8%
Al2O3 Content: 37.5%
Fe2O3 Content: 0.1%
Loss on Ignition: 0.9%
Bulk Density: 0.62g/cm³
Water Content: 0.2%
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Pharmaceutical Grade Calcined Kaolin

Pharmaceutical Grade Calcined Kaolin

$700~900
Particle Size D50: 3μm
Whiteness: 93% ISO
SiO2 Content: 49.0%
Al2O3 Content: 36.5%
Fe2O3 Content: 0.05%
Loss on Ignition: 0.5%
Bulk Density: 0.55g/cm³
pH Value: 7.2
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Calcined Kaolin for High-end Ceramic Tiles

Calcined Kaolin for High-end Ceramic Tiles

$420~520
Whiteness: 93% ISO
Al2O3 Content: 39.2±0.5%
Fe2O3 Content: ≤0.06%
Thermal Expansion Coefficient: 4.2×10^-6/℃
Particle Size: D90 ≤1.5μm
Moisture Content: ≤0.4%
pH Value: 7.0-8.0
Bulk Density: 0.72g/cm³
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Reinforced Calcined Kaolin for Rubber & Plastics

Reinforced Calcined Kaolin for Rubber & Plastics

$450~550
Oil Absorption: 85±3 g/100g
Particle Size: D90 ≤5μm
Moisture Content: ≤0.6%
pH Value: 7.5-8.5
Al2O3 Content: 37.8±1%
Fe2O3 Content: ≤0.12%
Tensile Strength Enhancement: +28% for EPDM rubber
Bulk Density: 0.58g/cm³
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Calcined Kaolin for Refractory Castables

Calcined Kaolin for Refractory Castables

$360~420
Al2O3 Content: 42.5±1%
Fe2O3 Content: ≤0.05%
Refractoriness Under Load: ≥1600℃
Volume Stability: ≤0.15% after 1500℃ firing
Particle Size: D90 ≤10μm
Moisture Content: ≤0.4%
pH Value: 7.0-7.5
Bulk Density: 0.85g/cm³
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Waterborne Paint Special Calcinated Kaolin

Waterborne Paint Special Calcinated Kaolin

$500~600
Whiteness (CIE): 91-93%
Median Particle Size (d50): 3.0-4.0μm
SiO2 Content: 47-49%
Al2O3 Content: 42-44%
Ignition Loss: ≤1.2%
Moisture Content: ≤0.5%
Oil Absorption: 40-45g/100g
pH Value: 7.0-8.5
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Superfine Calcined Kaolin for Water-based Coatings

Superfine Calcined Kaolin for Water-based Coatings

$470~570
Whiteness: 92-94% ISO
Average Particle Size (D50): 1.8-2.2μm
SiO2 Content: 48-50%
Al2O3 Content: 37-39%
Ignition Loss: 0.3-0.5%
Oil Absorption: 35-40g/100g
pH Value: 6.5-7.5
Moisture Content: ≤0.2%
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