Insights
What is the difference between a stirred mill and a ball mill for kaolin grinding
Stirred mills (also called stirred‑media mills) and ball mills are core wet‑grinding equipment for kaolin…
What are the electrical insulation properties of high‑purity kaolin
High‑purity kaolin features low iron‑oxide, low alkali‑metal impurities. Its electrical performance differs significantly between hydrous…
How does kaolin contribute to the opacity of paint and coatings
Opacity describes a coating’s ability to hide the underlying substrate surface. In paint formulations, titanium…
What are the advantages of using surface‑modified kaolin in adhesives
Surface‑modified kaolin is a functional inorganic filler widely incorporated into solvent‑based adhesives, water‑borne adhesives, hot‑melt…
How to improve the thermal stability of polymers using kaolin filler
Polymer materials undergo chain scission, cross‑linking, oxidation and thermal decomposition under long‑term high‑temperature service or…
What is the relationship between kaolin fineness and its reinforcing effect
Fineness, usually expressed by D50, D97 and specific surface area (BET), is one of the…
How does the whiteness of kaolin affect the color of the final product
Whiteness is one of the most critical commercial indicators of kaolin. It describes the ability…
What grade of kaolin is suitable for paper coating and filling
Kaolin serves two core functions in papermaking: coating pigment for coated‑paper surface coating colour, and…
How does kaolin function as a filler in the rubber industry
Kaolin is one of the most widely used non‑reinforcing and semi‑reinforcing mineral fillers for rubber.…
What is the benefit of using calcined kaolin in wire and cable applications
Calcined kaolin is produced by heating hydrous kaolin at 900‑1050 °C to remove structural hydroxyl groups,…
How does ultrafine kaolin improve the mechanical strength of plastics
Ultrafine kaolin generally refers to kaolin powder with D50 below 2 μm, after grinding, delamination and…
How does particle morphology affect the properties of kaolin in coatings
Kaolin is a layered aluminosilicate mineral widely used as extender pigment in water‑borne and solvent‑borne…
