空母舰的尾部的天然气净化器的汽油引擎

The gasoline engine tail gas purifier carrier coated with catalyst is suitable for and is currently one of the most important means to control tail gas purification for gasoline engine discharge of tail gas in motorized vehicles. Our honeycomb ceramics are characterized by unique honeycomb structure, low expansion coefficient, good thermal stability, large specific area and low pressure loss, and reach domestic advanced level.Chemical and physical properties: 1) Chemical composition: Al2O3, 35.2±1%;SiO2, 50.9±1%; MgO 13.9±1% 2) Content of main crystal phase of cordierite: ≥90% 3) Compression strength under normal temperature: direction A ≥20MPa, directionB≥4MPa 4) Water absorption: 23-27% 5) Softening temperature: >1,420oC 6) Flame resistance: >1,600oC 7) Thermal expansion coefficient: ≤1.3 x 10-6/oC 8) Thermal shock resistance: no crack under 650oC air-cooling 9) Wall thickness: 0.17-0.20mm (400 cells/square inch), 0.12-0.15mm (600cells/squareinch) 10) Volumetric weight: 0.40-0.50g/L 11) Tolerance of outside dimensions: ±1% Specifications: 1) Pore density: 400 cells/square inch 2) Section shape: circular 3) Outside dimensions: Ø150 x100mm, Ø144 x 152.4mm,Ø118 x 152.4mm, Ø115.4 x 152.4mm, Ø106 x 100mm,Ø103 x 100mm, Ø101.6 x 152.4mm, Ø100 x 100mm,Ø93 x 152.4mm, Ø83 x 152.4mm, Ø80 x 100mm; lane-shape(oval) Ø169 x 85.7 x 115mm, Ø169 x 80.8 x 115mm, Ø148x 84 x 152.4mm, Ø144.8 x 81.3 x 152.4mm, Ø127 x 63.5 x 152.4mm,Ø93 x 61 x 90mm, Ø120.6 x 80 x 152.4mm, Ø143 x 98 x152.4mm, Ø147 x 95 x 152.4mm; special-shape 144 x 84 x 75mm,114 x 105 x 115mm, 112.2 x 92 x 115mm, 119.5 x 99.5 x 115mm, 122.3 x 104.4x 80mm 4) Note: the products of pore density up to 400 pores, outside dimensions up to150 x 150 and height up to 200 may be customized as per clients' requirementsDownload the File