Wholesale 3M alternative density reducing filler hollow glass bubble microspheres for clay, putty, paint

It is a free-flowing powder composed of thin-walled hollow glass microspheres. They have a high strength to density ratio and therefore
Both light and strong enough to withstand the machining process. Made from soda-lime borosilicate glass, these additives are chemically inert and water-resistant. Hollow glass microspheres have a smooth, non-porous surface, and their spherical shape offers several advantages over irregularly shaped additives or fillers. They are used as a wide variety of additives
product. For example, they can reduce the weight of cement used to strengthen oil wells and are used to insulate underwater pipelines,
Making it possible to extract more oil from the seabed. As an ingredient in plastic parts of your car, glass bubbles help reduce vehicle weight and improve fuel efficiency so you don't have to fill up as often. They can be formulated as fast-drying, low-shrink plasters and other building materials.