Purchase Qty. Reference FOB Price
50-999 kg US$5.60
1,000+ kg US$3.90
Product Description
Product Description Oil Gas Drilling Adiitives Hollow Glass Spheres 6000Psi 8000Psi From Hollowlite What is Hollow Glass Sphere? Hollow Glass Microsphere is a kind of hollow spherical powdery ultra-light inorganic non-metallic material. Its true density is 0.15-0.65g/cm³, particle size is ...