Talc Powder
Premium Talc Powder for Industrial and Cosmetic Applications
Our high-quality talc powder is carefully processed to meet the strictest industry standards. With exceptional purity and consistent particle size, our talcum powder delivers superior performance across various applications.
Key Specifications
- Chemical Formula: Mg3Si4O10(OH)2
- Appearance: White, odorless powder
- Purity: 96-99.5%
- Particle Size: 2-25 microns (customizable)
- Bulk Density: 0.45-0.65 g/cm³
- Moisture Content: ≤0.5%
- Loss on Ignition: 4-6%
- Oil Absorption: 20-35 g/100g
Talc Powder Grades Comparison
| Grade | Purity | Particle Size | Primary Applications |
|---|---|---|---|
| Industrial Grade | 96-98% | 10-25 microns | Plastics, rubber, ceramics |
| Cosmetic Grade | 98.5-99.5% | 5-15 microns | Makeup, body powder, pharmaceuticals |
| Food Grade | 99.5%+ | 2-10 microns | Food processing, dietary supplements |
| Pharmaceutical Grade | 99.3%+ | 2-8 microns | Tablet coating, medical applications |
Chemical Composition Analysis
| Component | Content (%) |
|---|---|
| SiO2 | 58-62 |
| MgO | 30-33 |
| CaO | ≤1.0 |
| Fe2O3 | ≤0.5 |
| Al2O3 | ≤1.5 |
| LOI (Loss on Ignition) | 4-6 |
Talc Powder FAQ
What is the shelf life of talc powder?
Properly stored talc powder has an indefinite shelf life when kept in a cool, dry place away from moisture. In optimal conditions (below 25°C with relative humidity below 65%), our talc powder maintains its quality for at least 5 years. For cosmetic and pharmaceutical applications, we recommend using within 3 years of production for best performance.
Is talc powder safe for cosmetic use?
Our cosmetic-grade talc powder undergoes rigorous purification and testing to ensure safety. It meets all international standards including USP, BP, and EP for cosmetic applications. We use only asbestos-free talc ore and perform multiple purification steps to remove impurities. However, we recommend avoiding inhalation of any powder product and advise against use in products for infants.
How is talc powder different from other mineral powders?
Talc powder offers unique properties that distinguish it from alternatives like kaolin or calcium carbonate. It has superior smoothness, higher lubricity, better adhesion to skin, and excellent moisture absorption. Unlike some alternatives, talc maintains its properties at high temperatures, making it ideal for both cosmetic and industrial uses where heat resistance is important.
Physical Properties
- Mohs Hardness: 1 (softest mineral)
- Specific Gravity: 2.7-2.8
- Melting Point: 1500°C (2732°F)
- Thermal Conductivity: 0.019 W/m·K at 25°C
- pH Value: 8.5-10.5 (10% aqueous suspension)
- Refractive Index: 1.54-1.59
Industrial Applications
- Plastics: Improves stiffness, heat resistance, and dimensional stability
- Rubber: Enhances processability and reduces surface tackiness
- Paints & Coatings: Improves suspension, brushing properties, and weather resistance
- Ceramics: Modifies thermal expansion and improves green strength
- Paper: Enhances smoothness, brightness, and printability
- Roofing Materials: Provides UV resistance and weather protection
More Talc Powder Questions
Can talc powder be used in food applications?
Our food-grade talc powder complies with FDA 21 CFR 182.70 standards for use as an anti-caking agent, release agent, and texturizer in food products. It's commonly used in rice polishing, candy production, and as a processing aid in chewing gum. The maximum permitted level varies by application, typically ranging from 0.5% to 2% of product weight.
What packaging options are available for talc powder?
We offer multiple packaging solutions: 25kg multi-wall paper bags with PE liner, 500kg super sacks with lift loops, 1-ton bulk bags, and custom packaging for specific needs. For cosmetic and pharmaceutical grades, we provide smaller packaging options (1kg, 5kg, 10kg) in HDPE containers with tamper-evident seals. All packaging meets international transport regulations.
Safety and Handling
- Use appropriate personal protective equipment (dust mask, goggles)
- Avoid creating dust clouds during handling
- Store away from strong acids and oxidizers
- Follow local regulations for disposal
- Provide adequate ventilation in work areas
Technical Questions About Talc Powder
How does particle size affect talc powder performance?
Particle size significantly impacts performance characteristics. Finer particles (2-10 microns) offer better opacity, smoother feel, and higher coverage for cosmetic applications. Medium particles (10-25 microns) provide better reinforcement in plastics and improved flow properties. We can customize particle size distribution to meet specific application requirements, with tight control over the D50 and D90 values.
What quality certifications does your talc powder have?
Our production facility maintains ISO 9001:2015 certification. The talc powder is tested according to USP, BP, EP, and FCC standards where applicable. We provide full traceability from mine to final product, with comprehensive COA (Certificate of Analysis) for each batch. Additional certifications available upon request include Halal, Kosher, and REACH compliance documentation.