Coating composition | Coating structure | Measuring range/μm | Emissivity | Thermal shock resistance | Reference |
---|---|---|---|---|---|
MoSi2-borosilicate glass coating | Dense top layer (≈100 μm)+ porous transition layer (≈1000 μm) | 0.25-2.5 3-30 | 0.8 | 1400 ℃ to room temperature,15 times,mass loss 2.84% | [ |
MoSi2-ZrO2-borosilicate glass coating | Top glass layer (≈50 μm)+ compact surface layer (≈200 μm) +interface transition layer (≈200 μm) | 0.8-2.5 | 0.85 | 1500 ℃ to room temperature,10 times,mass loss 1.81% | [ |
TaSi2-SiO2-borosilicate glass coating | Top oxide layer+compact surface layer (≈100 μm)+interface transition layer | 0.3-2.5 | 0.9 | 1300 ℃ to room temperature,10 times,mass loss 1.81% | [ |
MoSi2-TaSi2-glass hybrid coating | Top glass layer (≈50 μm)+ compact surface layer (≈200 μm) +interface transition layer (≈50 μm) | 0.3-2.5 | >0.9 | 1500 ℃,50 h,mass loss 9.75 mg·cm-2 | [ |
WSi2-Si-glass hybrid coating | Dense top layer (≈40 μm)+porous layer (≈200 μm)+interface transition layer (≈200 μm) | 0.3-2.5 | 0.92 | [ | |
MoSi2-TaSi2-borosilicate glass porous coating | Surface porous layer(≈150 μm)+ interface transition layer (≈300 μm) | 0.3-2.5 | 0.88 | 1400 ℃ to room temperature,10 times,dense structure | [ |
MoSi2-TaSi2-borosilicate glass coating | Compact surface layer(≈50 μm)+interface transition layer (≈80 μm) | 0.3-2.5 | 0.85 | 1500 ℃ to room temperature,10 times,without surface cracks | [ |
WSi2-MoSi2-Si-SiB6-borosilicate glass coatings | Dense top layer (≈100 μm)+ interface transition layer (≈50 μm) | 0.3-2.5 | >0.85 | 1500 ℃,50 h,mass loss 10.06 mg·cm-2 | [ |