There are 977 boron carbide venturi nozzle suppliers, mainly located in asia. the top supplying countries or regions are china, sri lanka, and india, which supply 99%, 1%, and 1% of boron carbide venturi nozzle respectively. boron carbide venturi nozzle products are most popular in north america, eastern europe, and western europe. Aug 28, 2019u00a0u00b7 the boron carbide venturi nozzles are in very high hardness, excellent wear resistance and the boron carbide wonu2019t react with acid-base. high/low temperature resistance, high pressure resistant, densityu22652.46g/cmu00b3,micro hardnessu22653500kgf/mmu00b2, trsu2265400mpa, melting point is 2450u2103. Wear-resistant venturi blasting nozzles made of boron carbide (u04324u0441). longe venturi nozzle, inlet diameter: 25 mm and 32mm , thread 2 (50mm) aluminum contractor thread and jacket, red or blue polyurethane shell. Boron carbide blast nozzle (bc) with aluminium jacketcoarse thread 50mm. perfect blast nozzle design for effective blast performance and protection of the boron carbide venturi liners through shock absorbing and reinforcing high quality aluminum.