2pcs carbure de bore sablage de la buse de sablage à l¿air pour l¿a...

2pcs carbure de bore sablage de la buse de sablage à l¿air pour l¿armoire de sablage 35X20X8Mm Low density, high hardness and strength corrosion.Low thermal conductivity. Super durable.specification:Density: 2.48/ cm3Microhardness: 3500kgf/ mm2Flexural strength: 400MPaMelting point: 2450 CelsiusLife of each material: steel shot: 2000-2500h, quartz sand: 1000-1500h, corundum: 500-1000hSize: 35x20mmHole diameter: 8mmcolour:BlackMaterial:Boron carbidePackage Contents:2 x Boron carbide nozzleOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.