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Self-Lubricating Brass Ball Cage Bushings

brass ball cage bushings steel ball cage with guide bushing for mold

ms mold parts
An integrated assembly combining a hardened steel ball retainer cage and a guide bushing, designed to provide precise low-friction linear motion. The cage maintains uniform ball spacing and alignment, while the bushing ensures stable guidance, reducing wear and enabling smooth operation in high-precision molds or industrial equipment.
Delivery
FOB
minimum order
1 piece
Supply Ability
10000.0piece / Month
Country of Origin
ShenZhen GuangZhou
Quantity:
USD0.10 - USD8.00 / piece
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  • Our Precision Guide Bushing for Mold represents the ultimate solution for high-performance mold guidance systems. This comprehensive product line integrates three advanced technologies: precision guide bushings for demanding mold applications, low-friction steel ball cage assemblies for smooth linear motion, and self-lubricating brass ball cage bushings for maintenance-free operation. Engineered to deliver exceptional accuracy, durability, and reliability in the most challenging industrial environments.

    Key Features

  • Ultra-Precision Manufacturing

    • Micro-ground surfaces achieving Ra 0.2μm finish

    • Diameter tolerance controlled within ±0.003mm

    • Perfect concentricity with runout less than 0.005mm

  • Advanced Material Technology

    • Precision Guide Bushing: SUJ2 bearing steel, HRC 60-62

    • Steel Ball Cage: High-carbon steel with special coating, HRC 58-60

    • Brass Ball Cage Bushings: C93200 bronze with embedded solid lubricants

  • Optimized Performance Design

    • Low-friction coefficient: 0.05-0.08 (steel ball cage)

    • Self-lubricating properties: Continuous lubrication (brass bushings)

    • High load capacity: Up to 200 N/mm²

  • Technical Specifications

  • Materials:
    ∙ SUJ2 Steel (Precision Guide Bushing)
    ∙ High-Carbon Steel (Ball Cage)
    ∙ C93200 Bronze (Brass Bushings)

  • Hardness: HRC 60-62 (Steel), HB 60-80 (Brass)

  • Temperature Range: -30°C to 200°C

  • PV Limit: 1.8 MPa·m/s

  • Standard Sizes: 10-100mm inner diameter

Product Description
Specification
Material
Carbide,ASP23,Vanadis,CPMRTXM4,SKD11,SKD61,HSS,A2,M2,D2,SUJ2,S45C,ect
Standard
Dayton,Lane,DIN,ISO,MISUMI,EDM,FIBRO,MOELLER,HASCO,ect
Size
Depend on your drawings or products standard
Place of origin
Dongguan, Guangdong, China
Heat treatment
Available
Surface Work
TiCN, TiN, Aitain, Ticrn, nitriding , Black oxygened, Black coating etc available
Tolerance
+ - 0.002mm
Polishness
Close to Ra0.2
Hardness
Depends on material(HRC60~94)
Delivery time
3-5 Working days, depends on the quantity the order. Express by DHL, UPS, FEDEX, TNT or Ocean Shipping etc.
Main Products
Guide elements, punch pin, die button, ejector pin and sleeve, oilless bush, etc.
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