metering nozzles

Built in 1978, laboratoryof Hena Boma Co., Ltd is specializing in refractory products and raw materials testing, which possesses a batch of advanced lab equipment, such as Auto-testing Machine for Pressure, Testing Machine for HMOR, Testing Machine for Refractory Under Load, Testing Machine for High-temp Thermal Expansion, Testing Machine for Themal Shock, Infrared Absorption Spectrometer and so on. The lab also has a high faculty party of inspection, who is rich in testing experience and Technology. The lab has established strict quality management system according to ISO/IEC17025:2005, and became State-approved laboratory after passed quality audit of CANS in January of 2007. Physical and Chemical Properties of Inlaid Metering Nozzle Items Nozzle Insert Nozzle Holder BM-101 BM-102 BM-202 BM-201 BMW-101 BMW-2 Zr(Hf)O2 ≥ 65 75 80 94 — — AL2O3 ≥ — — — — 75 78 B.D.g/cm3 ≥ 3.8 3.9 4 4.5 2.2 2.4 A.P. % ≥ 22 22 20 20 24 22 Service Life hrs ≥ 4 6 8 10 — — Thermal Shock Resistance Times (1200°C hydrocooling ) ≥ 5 5 5 5 5 5