Sandblasting nozzle

Sand blast nozzle main performance index Serial number performance index measuring unit high purity alumina alumina high Alumina 1 al2o3 % 99.7 99.3 85 2 sio2 % less than0.1 3 density g/cm3 3.95 3.88 3.2 4 wter absorption % 0 0.01 0.2 5 cld compressive strength mpa 450 350 200 6 20 degree celsius leak rates torr/l.Sec less than10-11 less than10-11 less than10-11 7 twisting in high temperature mm 1700 degree Celsius 0.2 Allowance 1600 degree Celsius 0.2 Allowance 1400 degree Celsius 0.2 Allowance 8 bonding in high temperature 1700 degree Celsius Non-caked 1600 degree Celsius Non-caked 1400 degree Celsius Non-caked 9 20¡a1000 degree celsius coefficient of mm.10-6/degree Celsius.M 8.6 8.2 8.2 Thermal expansion 10 thermal conductivity w/m.K 25 25 25 11 electric insulation strength kv/mm 20 20 15 12 20 degree celsius direct current ohm/cm 1014 1014 1014 Insulating resistance 13 high-temperature 1000 degree Celsius m|¸ ¡y0.08 ¡y0.08 ¡y0.08 Insulation resistance 1300 degree Celsius m|¸ ¡y0.02 ¡y0.02 ¡y0.02 14 thermal shock resistance 1550 degree Celsius 6 Times not Racked 1550 degree Celsius 6 Times not Cracked 1300 degree Celsius 3 Times not Cracked 15 maximum service temperature degree celsius 1900 1800 We are a company specialized in the technical ceramics.Our product is not only sand blast nozzle , but many. Paper box which suit for sandblasting nozzle