Overview
Brass ball cages are critical components in constant velocity (CV) joints, primarily used in automotive drivetrains to enable smooth power transfer at varying angles. Their brass construction offers an optimal balance of strength, corrosion resistance, and machinability. These cages feature precisely machined spherical grooves that house ball bearings, ensuring minimal friction and uniform load distribution. They are commonly found in front-wheel-drive vehicles, industrial equipment, and heavy machinery requiring reliable joint articulation.
Structure and Working Principle
A brass ball cage consists of a cylindrical or spherical frame with evenly spaced grooves to hold ball bearings. The cage aligns the balls between the inner and outer races of a CV joint, allowing rotational motion while accommodating angular misalignment. During operation, the cage rotates with the joint, maintaining consistent spacing between the balls. This design minimizes vibration and wear, even under high torque. Brass is favored for its self-lubricating properties and resistance to galling, which prolongs component lifespan.
Key Features
Durability: Brass alloys like C36000 provide excellent wear resistance and fatigue strength, suitable for high-load applications. Precision Engineering: Grooves are machined to tight tolerances (often within ±0.01 mm) to ensure smooth ball movement and reduce heat generation. Corrosion Resistance: Brass naturally resists oxidation, though additional coatings (e.g., nickel plating) may be applied for harsh environments.
Application Areas
Automotive: Used in CV joints of passenger cars, trucks, and off-road vehicles for steering and propulsion systems. Industrial Machinery: Employed in rotary couplings, robotic arms, and conveyor systems requiring flexible torque transmission. Aerospace: Precision brass cages are found in aircraft landing gear and control systems, where reliability is critical.
Maintenance and Precautions
Regular inspection for wear or deformation is essential. Replace cages if grooves show scoring or pitting, as this can cause joint failure. During installation, use manufacturer-recommended lubricants to prevent premature wear. Avoid mixing cages from different OEMs, as design variations may affect performance. Store components in clean, dry conditions to prevent brass oxidation or contamination from dust.
B2B Procurement Guide
When sourcing brass ball cages, prioritize suppliers with ISO 9001 certification to ensure quality consistency. Request material certificates (e.g., ASTM B16) and dimensional inspection reports. Bulk purchases (100+ units) often reduce costs by 10–20%. Consider lead times (typically 4–8 weeks for custom orders) and negotiate MOQs for cost efficiency. Verify export compliance if sourcing internationally.
Related Manufacturers
- 主营：过滤器、传感器、滤芯、黄铜球笼、电离棒、电源、齿轮泵、编码器、流量计、平衡器、模块、弹簧、涂胶头、控制杆、压线钳、测试阀、压力计、锁紧环、连轴器、消音器、隔膜泵、气动阀、过滤箱、拉线盒、高温计、开关
- 主营：压线钳、分析仪、e10uw24r5、黄铜球笼、气动泵、模温机、缝纫机、消音器、腐蚀片、灯模块、减速机、电动泵、真空阀、水分仪、高度计、双座阀、砂纸片、卡箍钳、差压表、旋转泵、拧紧头、分析筛、溶气泵、热电偶、扫描仪、打标针
- 主营：plc系统、液压阀门、传感器
- 主营：线材扭转试验机、扭矩试验机、弹簧拉压试验机、球笼扭转疲劳试验机、电子万能试验机、疲劳试验机、弯曲试验机、压力试验机、拉力试验机、冲击试验机
- 主营：锁紧盘、联轴器、蛇形弹簧联轴器、球笼联轴器、鼓形齿联轴器、安全联轴器、胀紧套、皮带轮、扭力限制器、弹簧、梅花联轴器、星形联轴器、链条联轴器、膜片联轴器、柱销联轴器、轮胎联轴器、高弹联轴器、十字滑块联轴器、万向联轴器、万向节、锥套皮带轮、Z9胀紧套、Z8胀紧套、凸缘联轴器、SWC联轴器
- 主营：油封、O型圈、缓冲垫、球笼套、硅胶套、橡胶帽、倒车块、电瓶帽、氟胶条、剥皮辊、过线圈、挡轮块、橡胶棒、水泵垫、减震块、密封圈、护线套、护线圈、挡车器、橡胶圈、蝶阀胶、减震垫、密封件、密封垫、减震器、橡胶盖
- 主营：电子万能试验机、脉动动态疲劳试验机、作动器试验机、驱动轴球笼扭矩测试机、卧式拉力试验机、液压万能试验机、金相设备、摩擦磨损试验机、硬度计布洛维硬度计、冲击试验机、扭转试验机
- 主营：联轴器、制动盘、重载鼓、梅花爪、nl尼龙齿、双排链条、制动轮鼓、蛇形弹簧、双法兰星、弹性膜片、接中间套、法兰万向、十字万向、尼龙内齿、壳滚子链、带制动轮、弹性梅花、伸缩万向、中间套鼓、kc系列链条、带罩壳蛇簧、大扭矩链条、不锈钢膜片、双排滚子链、单法兰膜片
- 主营：点胶机、油泵、定量阀、定量注油设备、注油机、AB胶阀、气动阀、螺杆泵、螺杆阀、灌胶机、胶泵、注胶设备、稳压阀、过滤器、热熔胶机、友联设备、压电喷射阀、喷油阀、喷胶阀、喷雾阀、气动喷射阀、压盘泵、英格索兰、固瑞克
- 主营：钢球、铁球、碳钢球、球笼钢球、轴承钢球、不锈钢球、微型钢球、电镀钢球、铝球、陶瓷球、打孔钢球、非标钢球、精密钢球、钢珠、大型钢球、小型钢球
- 主营：联轴器、定做齿、伸缩万向轴、LK弹性块联轴器、连轴器、鼓形齿、gⅡcl鼓、管膜片、弹性柱销齿式联轴器、万向轴、十字轴、304膜片、djm膜片、柱销齿、弹性套、传动轴、双膜片、万向节、jmij膜片、gl13罩壳、gl滚子链、空压机xl、胀套梅花、弹性膜片、专用膜片
- 主营：拉力试验机、扭力试验机、扭转试验机、球笼扭转疲劳试验机、弹簧疲劳试验机、拉簧拉伸测试机、反复弯曲试验机、弹簧扭力测试机、钢筋弯曲试验机、多通道疲劳试验机、链条疲劳试验机、传动轴扭转试验机、绝缘子弯曲扭转试验机、5KN拉力机、万能材料拉力试验机、悬架簧疲劳试验机、汽车转向杆总成疲劳、电液伺服疲劳试验机
- 主营：激光打标机、气动打标机、激光焊接机、激光切割机、电化学打标机、自动化线
- 主营：联轴器、GIICL鼓型齿式联、膜片联轴器、万向联轴器、传动轴、蛇簧联轴器、弹性注销联轴器、刚性联轴器、联轴器厂家、定制联轴器
- 主营：奔驰拆车件、宝马拆车件、路虎拆车件、保时捷拆车件、捷豹拆车件、大众拆车件、特斯拉拆车件、法拉利拆车件、宾利拆车件、玛莎拉蒂拆车件
- 主营：联轴器、膜片联轴器、柱销联轴器、星形联轴器、齿式联轴器、梅花联轴器、蛇形弹簧联轴器、轮胎联轴器、夹壳联轴器、钢性联轴器、弹性联轴器、万向联轴器、鼓形齿式联轴器、弹性块联轴器、鞍形块弹性联轴器、链轮联轴器、AR弹性联轴器、弹性套柱销联轴器、带制动轮式联轴器、带制动盘式联轴器、滑块联轴器、磁力联轴器、H型弹性块联轴器、联轴器配件