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Ultra-durable pressureless sintered silicon carbide grinding media designed for high-efficiency grinding in mining, ceramics, and chemical applications.
Product Overview
Our pressureless sintered silicon carbide (SSiC) grinding balls are manufactured through roll-forming processes and sintered in vacuum furnaces at 2100-2200°C. Their exceptional physicochemical properties ensure high efficiency, stability, and extended service life in grinding and polishing applications.
Applications
Ceramics/Refractories: Fine Grinding
Glass/Electronics: Nano-Grinding
Chemical/Mining: Ultra-Fine Processing
Biomedicine: Nano-Dispersion
Key Features
Omnidirectional Corrosion Resistance
Exceptional Wear Resistance
Unmatched Corrosion Resistance
Extreme Temperature Stability
High-Efficiency Grinding
Electrically Insulating
Physical Properties
Property
Unit
Parameter
Result
SiC Content
%
≥98.5
99.02
Sphericity
%
≥95
1.000~1.007
Water Absorption
%
≤0.05
0.03
Self-Abrasion Rate
g/(kg-h)
≤0.5
0.341
Bulk Density
g/cm³
≥3.10
3.13
Apparent Porosity
%
≤0.2
0.11
Vickers Hardness (HV3)
GPa
≥18
25.1
Crushing Strength
MPa
>9.0
9.83
Size Specifications
Diameter Range: 2-18 mm Common Particle Sizes: 2-3 mm, 10-11 mm, 11-12 mm