LM12UU Linear Bearings
| LM12UU Linear Bearings | |||
|---|---|---|---|
| Part Number | LM12UU | Weight(Kg) | 0.036 |
| d | 12 | Dynamic Load Co(N) | 420 |
| D1 | 21 | Static Load Cor(N) | 610 |
| B | 30 | ||
LM12 Linear Bearing | LM12UU / LM12OP Types Available
The LM12 linear bearing is a popular high-precision linear motion component optimized for low-friction sliding and accurate linear movement. It features stable high-speed performance, excellent repeat positioning accuracy and compact structure, widely used in precision automation machinery. Available in LM12UU closed type and LM12OP open type, this bearing provides reliable, cost-effective linear motion solutions for various industrial and mechanical equipment.
LM12UU vs LM12OP | Model Differences
LM12UU (Closed Type): Built with double-sided rubber sealing and full dust-proof structure. It effectively blocks dust, dirt and debris while locking internal lubrication, supporting long-term maintenance-free operation. Ideal for standard and dusty working environments with regular linear stroke movement.
LM12OP (Open Type): Adopts an open hollow structure with pre-set oil grooves for easy lubrication and fast heat dissipation. It reduces thermal accumulation during continuous high-frequency operation, perfectly suited for long-stroke, high-speed and heavy-load linear motion working conditions.
Material Introduction
Bearing Steel Shell & Steel Balls: LM12 linear bearings adopt high-quality bearing steel with professional heat treatment. High hardness and uniform toughness deliver outstanding wear resistance and structural stability, ensuring smooth linear sliding and long service life under continuous operation.
Plastic Retainer & Rubber Seals: High-toughness engineering plastic retainer enables flexible steel ball circulation with low noise and low resistance. LM12UU is equipped with durable rubber seals for stable dustproof and anti-fouling protection.
Product Features
Ultra-low friction for smooth linear motion. High positioning accuracy and stable repeatability. Two structural types adapt to diverse working scenarios. Efficient heat dissipation and reliable dust resistance. Standard size for simple installation and replacement.
Application Scenarios
LM12 linear bearings are commonly applied in 3D printers, CNC machines, automatic sliding tables, robotic arms, packaging machinery and industrial automation systems. LM12UU fits conventional and dusty environments; LM12OP is widely used for high-speed, long-stroke and high-precision automation equipment.
