... resistant refractory: the thermal conductivityof paulownia is small, generally the wood burning is in the 270 degrees Celsius and the Paulownia ... light, but not easy to wear, so bellows-tung wood, round rod mill inspections, it is difficult to wear plate. 6, ... aircraft and submarines matched with the aluminum alloy.Our paulownia wood mainly been exported to Japan,Korea,Malaysia,Vietnam ,USA,Middle ...