* We AerogelZone sales employees Commonly reply within 1h, please kindly Be aware our email formatted ‘[email protected]‘ Spherical Niobium Powder Application Niobium is the lightest refractory metallic. It has the traits of high melting position, significant-temperature toughness and unique strength, and no radioactivity. It can be the popular thermal defense https://www.pinterest.com/pin/647814727681037100/