Fused Silica Quartz Grain Sand 0.2-0.1mm for Investment Casting

Fused Silica Quartz Grain Sand 0.2-0.1mm for Investment Casting. High Purity SiO2: SiO2 content exceeds 99.8%, ensuring superior material quality. Thermal Stability: Near zero thermal expansion and extremely low thermal conductivity. Customizable Color: Available in White or Transparent options as per customer needs. OEM/ODM Service: Supports OEM and ODM services for customized production. ISO Certified: Product meets ISO certification standards for quality assurance. Precise Particle Size: Particle size distribution is controllable and close to circular. Wide Application: Suitable for rubber, chemical, construction, ceramic, and glass industries. Fast Lead Time: Average lead time within 15 workdays for both peak and off seasons.