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I. Core Performance Parameters
Applicable Temperature: ＜1550–2000°C
Melting Point: Approx. 2200°C–2425°C
Coating Hardness: 350–450 HV₀.₃
Deposition Rate: 43%–45%
Purity: Y₂O₃ ≥99.9%, Impurities (Fe₂O₃, Al₂O₃, CaO, SiO₂) all less than 0.01%
Powder Morphology: Spherical agglomerated & sintered powder
Available Particle Sizes: -53+22μm, -45+15μm, custom sizes available
Compatible Spraying Equipment: Plasma spraying system (matched with F4 plasma gun)
Standard Plasma Spraying Parameters:
Primary Plasma Gas (Ar): 42 SLPM
Secondary Plasma Gas (H₂): 11 SLPM
Operating Current: 550 A
Spray Distance: 120 mm
II.Core Advantages
Ultra-high purity with ultra-low impurity content, endowing coatings with outstanding high-temperature resistance, insulation property and superior high-temperature chemical stability.
Spherical agglomerated sintered powder features excellent flowability, delivering stable 43%~45% deposition rate, forming dense, uniform and smooth coating surface.
Excellent resistance to plasma erosion and chemical corrosion, capable of resisting erosion from various active molten metals.
Maintains stable thermal performance long-term under high-temperature corrosive atmosphere, effectively protecting substrates and extending component service life.
Perfectly matched with complete plasma spraying equipment, wide processing window, customizable particle sizes to meet spraying requirements of various workpieces.
III. Typical Application Scenarios
It is mainly applied as high-temperature protective ceramic coating for components working under extreme heat conditions, covering the following industries:
Cemented Carbide Industry: High-temperature protective coating for graphite molds and graphite boats;
New Energy Fuel Cell Industry: Thermal insulation & anti-corrosion coating for core fuel cell components;
Power Equipment Field: High-temperature precision parts of diesel engines and gas turbines;
High-End Heat Treatment Manufacturing: Protective coating for sintering furnaces and precision crucibles of heat treatment equipment;
Aerospace Field: Thermal & corrosion resistant coating for aerospace structural parts, rocket nozzles and missile nose cones;
Special Precision Machining: Long-term protective coating for precision parts operating under high-temperature corrosive environments.
