... ,resistance gravity,2.52g/cm3, smelting point, 2450Centigrade.For its good properties and characters,it has wide applicationDue ... abrasive and wear resistance, sealed washer (gasket), and the nozzles for water jet cutters, slurry pumping, grit blashing, etc. To ... absorption of neutron.Other using: an indispensable material for making boric metal, for example, titanium boride, boric steel, etc, the ...