High-strength wear-resistant bucket tooth for excavator and preparation process of high-strength wear-proof bucket tooth
A wear-resistant bucket tooth and preparation technology, which is applied in the field of excavator bucket tooth preparation, can solve problems such as cracking and granular spalling of the alloy layer, and achieve the effects of increased service life, strong spalling resistance, and long service life
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Embodiment 1
[0022] A high-strength wear-resistant bucket tooth for an excavator, characterized in that it includes an alloy steel body, a wear-resistant infiltration layer, and an anti-corrosion coating. The alloy steel body includes the following components in percentage content: C 0.36%, Si 0.9%, Mn 0.65%, Mo 0.35%, Cr2.8%, Ti 0.26%, Ni 0.1%, Y 0.18%, the balance is Fe and other avoidable impurities, and the wear-resistant and infiltrated layer is Al-Mo-La-Cr The multi-layer permeable layer, the anti-corrosion coating is a composite coating of organic silicon resin.
[0023] The alloy steel body also includes B 0%, Nb 0.1%; the percentage content of each metal element in the wear-resistant infiltration layer is Mo 15%, La 7%, Cr 15%, and the remainder of Al; the silicone resin composite coating contains oxidation Aluminum whiskers, kaolin and quartz powder account for 8%, 10% and 10% of the total mass of the anti-corrosion coating respectively.
[0024] The preparation process of high-...
Embodiment 2
[0030] A high-strength wear-resistant bucket tooth for an excavator, characterized in that it includes an alloy steel main body, a wear-resistant infiltration layer, and an anti-corrosion coating. The alloy steel main body includes the following components in percentage content: C 0.34%, Si 0.8%, Mn 0.68%, Mo 0.42%, Cr3%, Ti 0.25%, Ni 0.12%, Y 0.18%, the balance is Fe and certain avoidable impurities, and the wear-resistant infiltration layer is Al-Mo-La-Cr multi-infiltration layer, and the anti-corrosion coating is a silicone resin composite coating.
[0031] The alloy steel main body also includes B 0%, Nb 0%; the percentage content of each metal element in the wear-resistant infiltration layer is Mo 20%, La 10%, Cr 20%, and the remainder of Al; the silicone resin composite coating contains aluminum oxide Whiskers, kaolin and quartz powder, and the three account for 9%, 15% and 15% of the total mass of the anti-corrosion coating respectively;
[0032] The preparation proces...
Embodiment 3
[0038] A high-strength wear-resistant bucket tooth for an excavator, characterized in that it includes an alloy steel main body, a wear-resistant infiltration layer, and an anti-corrosion coating. The alloy steel main body includes the following components in percentage content: C 0.35%, Si 1.2%, 0.7% Mn, 0.4% Mo, 3.2% Cr, 0.28% Ti, 0.15% Ni, 0.2% Y, the balance is Fe and other avoidable impurities, and the wear-resistant and infiltrated layer is Al-Mo-La-Cr The multi-layer permeable layer, the anti-corrosion coating is a composite coating of organic silicon resin.
[0039] The alloy steel body also includes B 0.2%, Nb 0.15%; the percentage content of each metal element in the wear-resistant and infiltrated layer is Mo20%, La 12%, Cr 22%, and the remainder of Al; the silicone resin composite coating contains aluminum oxide Whiskers, kaolin and quartz powder, and the three account for 6%, 15% and 20% of the total mass of the anti-corrosion coating respectively;
[0040] The pr...
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