Энэтхэг дэх Chainmountained Crusher Энэтхэг дэх чулуу нүүрс бутлах шийдэл. PRODUCT DESCRIPTION PC 9020 Nordbak® Backing Compound is an epoxy system for backing wear metal in gyratory and cone crushers under typical dry service temperatures of 28°C to 104°C (20°F to 220°F).