Boron carbide B4C ceramic sand blast /spray nozzle insert
Advantage: High temperature resistance, Abrasion-resistance, light unit weight, working life much longer than tradition mat - details see: https://www.machineto.com/boron-carbide-b4c-ceramic-sand-blast-spray-nozzle-insert-10212490
| Place of Origin:Hunan China (Mainland) | Brand Name:High Broad | Model Number:2006 | Condition:New |
| Type 1:Venturi | Type 2:Straight core | color:gray/black | material:boron carbide |
| size:as per request |
-------- Boron Carbide Nozzles, Spray pipes
Main application: widely used in Industrial production machines such as Sandblasting machines, hydraulic cutters, power plant boilers etc.
Advantage: High temperature resistance, Abrasion-resistance, light unit weight, working life much longer than tradition material.
B4C specifications:
Density: 2.50-2.65 g/cm3
Elastic modulus: 510 Gpa
Knoop Hardness: 3300
Flexural strength:400-650 Mpa
Compressive strength: 4100 Mpa
Fracture toughness: 4.5-7.0 Mpa.m1/2
Coefficient of thermal expansion: 4.5x106
Thermal Conductivity:29 m0k
Maximum permissible service temperature in air:1500C
| Item | Al2O3 | SiC | B4C |
| Density | 3.5g/cm3 | 3.1g/cm3 | 2.4-2.65g/cm3 |
| Hardness | HV1650 | HV2750 | HV3300 |
| Flexural strength | 290 Mpa | 380 Mpa | 400-650 Mpa |
| Compressive strength | 850 Mpa | 3970 Mpa | 4100 Mpa |
| Fracture toughness | 4.8 Mpa.m1/2 | 4.0 Mpa.m1/2 | 4.5-7.0 Mpa.m1/2 |
| Thermal Conductivity | 20 m0k | 120m0k | 29 m0k |
| Coefficient of thermal expansion | 7.2x106 | 4x106 | 4.5x106 |
| Packaging Detail:in carton |
| Delivery Detail:2 weeks |
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