Bearing retaining ring quality standard analysis -- Lishui Jiesheng Drive
Though small in size, bearing retaining rings bear the important responsibility of "guardians" in mechanical systems -- accurately locating bearings, preventing axial runout, and guaranteeing the stable operation of equipment. Lishui Jiesheng Transmission has always been building high-performance bearing retaining rings with strict standards, supporting customized services, and providing a variety of steel materials such as aluminum alloy, bearing steel, 45# carbon steel, Q235, etc., as well as optional anticorrosion plating and oxidative blackening treatment. The following four core dimensions, for your popular interpretation of the quality of these precision parts key.
First, material selection: multiple steel materials to meet the needs of all scenarios
We provide four mainstream materials to meet the needs of different loads, environments and costs:
Aluminum alloy (e.g. 6061-T6): light weight (only 1/3 of steel parts), high strength, hard anodized surface, suitable for drones, robots and other lightweight equipment.
Bearing steel (e.g. GCr15): high hardness (HRC60-62), strong wear resistance, dimensional stability after deep-cooling treatment, used in heavy load scenarios such as CNC machine tools and automobile gearboxes.
45# carbon steel: balanced comprehensive performance, moderate hardness after tempering, surface can be quenched and strengthened, outstanding cost performance, suitable for general automated production lines.
Q235 carbon steel: easy to process, good weldability, anti-corrosion after oxidized black or galvanized treatment, suitable for construction machinery, general machinery and other conventional scenes.
Second, processing precision: strict control between millimeters
1. Key size requirements
Inner diameter, thickness, opening width and other dimensional tolerances are strictly controlled (e.g. high-precision retaining ring inner diameter error ≤ 0.01mm), and precision testing by CMM, micrometer, etc. ensures perfect fit with bearings and shafts.
The requirements for flatness and roundness are extremely high (flatness ≤ 0.008mm/100mm, roundness error ≤ 0.005mm), to avoid abnormal operation of bearings due to shape deviation.
2. Precision molding process
Adopting high-speed punching machine and hard alloy mold to realize micron-level precision molding, smooth edges without burrs (burrs ≤ 0.003mm), and no scratching of the bearing surface during assembly.
Surface treatment: anti-corrosion and adaptability double upgrade
1. Oxidized black treatment
Basic anti-corrosion process, forming 0.5-1.5μm oxide film, salt spray resistance ≥ 24 hours, suitable for indoor dry environment, low cost and does not affect the accuracy.
2. Anti-corrosion plating optional
Zinc plating: 8-12μm coating, salt spray test ≥ 72 hours, suitable for humid environment (such as food workshop).
Nickel/nickel-phosphorus plating: nickel plating 10-15μm (salt spray ≥200 hours), nickel-phosphorus plating 15-20μm (salt spray ≥1000 hours), wear-resistant and corrosion-resistant, suitable for chemical industry, ocean and other harsh scenarios.
Fourth, environmental adaptability: the "ability to stand firm" in extreme scenarios
1. High temperature and vibration resistance
High-temperature scenarios use temperature-resistant materials (such as Inconel alloy, temperature 600 ℃), dimensional stability ≥ 98%.
After vibration test (5-2000Hz sweep frequency), resonance displacement ≤ 0.1mm, suitable for engineering machinery, aerospace and other vibration environments.
2. Customized environmental protection
According to customer's requirement, we can optimize the material and process (e.g. aluminum alloy + anodized for high humidity environment, bearing steel + nickel-plated phosphorus for strong corrosion scenarios).
Lishui Jiesheng Drive Bearing Retaining Ring: Customized Service Highlights
Flexible material: Aluminum alloy, bearing steel, 45# steel, Q235, etc., supporting mixed material solutions.
Complete process: stamping, heat treatment, oxidation blackening, galvanization, nickel-phosphorus plating and other one-stop completion.
Strict testing: from material spectral analysis to salt spray test, 10 procedures to ensure that each product meets the standard.
Contact us now:
Tel: +86-8613116375959
Email: 741097243@qq.com
Official website: https://www.automation-js.com/
Lishui Jiesheng Transmission, with "Multi-materials・Precision craftsmanship・Strong protection", provides reliable fastening solutions for your mechanical system!
