... , paints,resins, thermal coatings, epoxies, mastics; light weight aggregatefor cement, ceramics and other construction products.2.Product ... 4) Improved Insulation Values(5) Reduced End Product Weight(6) Resistant to Resin Absorption3.Product Specification:Physical ... materials,primarily cost and weight reduction. Of their many uses, microspheresare used as light weight aggregate in oil well cements ...