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Hole | square hole | round hole |
Material | cordierite | cordierite |
Density | 0.45-0.65g/cm³ | 0.45-0.65g/cm³ |
Hole density | 200-320/Square feet | 260/280/320/520/Square feet |
Wall thickness | / | 0.18-0.23/0.18-0.33/0.35-0.40mm |
Deep hole | / | 1.06/1.13/1.20mm |
Aperture | 1.12/1.25/1.42mm | / |
Hole center distance | 1.8/2.2/2.7mm | 1.33-1.59mm |
Opening rate | 33.5-36.4% | 63.5-73.5% |
Bibulous rate | >46% | >40% |
Coefficient of thermal expansion | 2.0-2.3*10(-6) | 2.0-2.5*10(-6) |
Thermal stability | 850℃-25℃,No cracking three times | 1200℃-25℃,Repeated cooling in the air did not crack |
Softening temperature | >1375℃ | >1375℃ |
Surface flash point | 1000-1200℃ | 1000-1200℃ |
Carbon monoxide release rate | ≤80ppm | ≤80ppm |
Nitrogen oxide release rate | ≤10ppm | ≤10ppm |
Longitudinal compressive strength | >13Mpa | >10Mpa |
Transverse compressive strength | >6Mpa | >3Mpa |










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