SPC 25
JAVA
Filler
CaCO3 Powder
Supersonic Chemical Industry
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Supersonic Chemical Industry
Lihat Profil SellerFine-particle, high-brightness filler for paints, plastics, paper, and rubber
SPC 25 is a premium-grade calcium carbonate produced by PT. Supersonic Chemical Industry from superwhite, high-purity limestone. Engineered with advanced processing technology, it delivers exceptional particle size control, high brightness, and low impurity levels, making it ideal for demanding industrial applications. Its consistent quality ensures superior dispersion, enhanced aesthetics, and improved mechanical performance in end products such as paints, plastics, paper, and rubber.
Specifications
- Median Particle Size (D50): 5.7 ± 0.05 microns (ISO 13320)
- Volume Below 2 Micron: 15.5 ± 1.5% (ISO 13320)
- Brightness: Minimum 89.5% (ISO 2469/70)
- Whiteness Index (CIE): Minimum 82.0% (ISO 2469/70)
- Moisture Content: Maximum 0.25% (ISO 787/2)
- Oil Absorption: 2.72 g/100g (ISO 787/5)
- Al2O3 Content: Less than 0.01% (Internal Method)
- SiO2 Content: 0.01% (Internal Method)
Applications
- Paints and Coatings: Improves smoothness, gloss, and finish
- Plastics: Enhances mechanical strength, thermal stability, and whiteness
- Paper: Increases opacity, brightness, and printability
- Rubber: Acts as a reinforcing filler to improve tensile strength and durability
Advantages
- Exceptionally fine and uniform particle size for superior dispersion
- High brightness and whiteness for enhanced visual appeal
- Low moisture content ensures product stability and shelf life
- Low oil absorption reduces additive requirements and formulation cost
- Minimal impurities (Al2O3, SiO2) ensure purity and process reliability
Processing Conditions
- Compatible with extrusion, injection molding, and calendering processes
- Recommended loading levels: 5–40% by weight depending on application
- Drying recommended if stored in high-humidity environments
Regulatory Compliance
- REACH compliant
- RoHS compliant
- FDA compliant for indirect food contact applications
Storage Conditions
- Store in dry, well-ventilated area
- Protect from moisture and direct sunlight
- Shelf life: Minimum 24 months under proper storage
Safety Information
- Non-hazardous substance
- Dust may cause mild respiratory irritation – use appropriate PPE during handling
- Refer to SDS for full safety details
| Brand | Supersonic Chemical Industry |
|---|---|
| Manufacturer | Supersonic Chemical Industry |
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