Expandable Microspheres for Cost-Effective Volume Increase in Coatings The Expandable microspheres are thermally activated micro-balloon particles capable of increasing size when heated in material matrices. Their outer shell softens gradually while the gas inside expands, forming stable hollow bubbles that increase mix volume without adding weight. Manufacturers add microspheres in unexpanded form during blending so that they spread evenly before heating begins....
0 Shares
216 Views
0 Reviews
Chinese