heat insulation rock wool

- Apr 09, 2019-


FANRYN Rock wool board is made from natural rocks such as basalt and limestone. The rocks are melted in a cupola at temperature of >1450 ℃, and the molten lava is fiberized by a spinner. The inorganic fibers are bonded together using a thermosetting resin to form the final product which is cut into suitable sizes for easy handling and installation.

Rock wool board is available to order with a wide range of density and thickness, and with various types of facing applied