Specification :

Our Abrasive Blast Nozzles (include 1 1/4¡± fine and 2¡± coarse threaded standard venturis and other non-standards parts) which are mostly made from Boron Carbide (B4C), Silicon Carbide (SiC) and Tungsten Carbide (TC) are widely used in surface preparation and industrial cleaning such as shipyard-cleaning and indoor and outdoor blasting, finishing and deburring.
Here is the life-time contrast list (Hours) of Boron Carbide (B4C), Silicon Carbide (SiC) and Tungsten Carbide (TC) nozzles against general abrasives:
--Long life supply--Reliable quality--various specifications available