holdwin boron carbide nozzle sandblaster gun nozzle siphon blast gun nozzle replacement nozzle for sandblasting cabinet 1pc (caliber 3/4/5/6/8/10/12mm)(3mm) holdwin <p>boron carbide sandblasting gun nozzle details: </p><p><br></p><p>·material: boron carbide </p><p><br></p><p>·optional boron carbide nozzle inner diameter: 3mm/4mm/5mm/6mm/8mm/10mm/12mm. </p><p><br></p><p>·low density&thermal conductivity, high hardness, and strength corrosion making it superb durable </p><p><br></p><p>·color: black. </p><p><br></p><p>·density: ≥2.46g/cm3 </p><p><br></p><p>·micro hardness: ≥3500kgf/mm2 </p><p><br></p><p>·bending strength:≥400mpa </p><p><br></p><p>·melting point: 2450 °c </p><p><br></p><p>·packing specification:boron carbide nozzle*1</p><p><br></p><p><br></p><p><br></p><p>life for each material: </p><p><br></p><p>·tungsten carbide:steel shot: 500-800h quartz sand: 300-400h brown corundum:20-40h </p><p><br></p><p>·silicon carbide: steel shot: 600-1000h quartz sand: 400-600h brown corundum:50-100h </p><p><br></p><p>·boron carbide: steel shot: 2000-2500h quartz sand:1000-1500h brown corundum:500-1001h </p><p><br></p><p><br></p><p>warranty &support: </p><p><br></p><p>thank you very much for your trust in us. at the same time, we sincerely hope that you can give us some valuable suggestions and let us provide you with better products.</p><p><br></p><p>·if you have any problem, please feel free to contact us, we will solve it for you as soon as possible.</p><p><br></p><p><br></p><p>warm tips:</p><p><br></p><p>·the boron carbide nozzle is relatively crisp, please don't drop it. </p><p><br></p>