FQ-66A is an industrial-grade talc powder [3MgO·4SiO₂·H₂O] engineered for consistent performance in demanding applications. Its high silica content, thermal stability, and controlled particle size make it a reliable functional additive across multiple industries.
Applications
▪ Ceramics & Refractories
Acts as an effective fluxing agent, improving firing behavior and thermal stability in ceramic bodies and refractory materials.
▪ Plastics & Composites
Enhances dimensional stability, heat resistance, and mechanical strength in engineering plastics and composite formulations.
▪ Paints & Coatings
Improves suspension stability, anti-settling properties, and corrosion resistance in decorative and industrial coatings.
▪ Rubber Compounds
Increases tensile strength, abrasion resistance, and processing efficiency in a variety of rubber applications.
▪ Construction Materials
Serves as a functional filler in fire-resistant and cementitious products, contributing to workability and durability.
| ***Product Specification*** | ||
| Product | Talc Powder | |
| Product Name | FQ-66A | |
| Chemical Formula | 3MgO 4SiO2 H2O | |
| TEST | SPECIFICATION | METHOD |
| Whiteness | 66.75% | GB/T5950-2008(WSB-3A) |
| Moisture | 0.25% | GB/T15344-2012 4.1 |
| LOI | 6.30% | GB/T15343-2012 5.1(1000℃ 60min) |
| SiO2 | 61.30% | GB/T15343-2012 5.2 |
| MgO | 30.69% | GB/T15343-2012 5.6 |
| CaO | 0.45% | GB/T15343-2012 5.6 |
| Fe2O3 | 0.50% | GB/T15343-2012 5.3 |
| Al2O3 | 0.76% | GB/T15343-2012 5.3 |
| Average Particle Size | 6.3 μm | GB/T19077.1-2008(GSL-101B-II) |
| Passing rate | 99.997% | GB/T15344-2012 4.6 |