Airtac LGC Series Cross Roller Guide Rail LGC3R28
Category: Linear Guides , Brand: AirTAC , Series: LGC
AirTAC LGC3R28 Cross Roller Guide Specifications
- Model: LGC3R28
- Type: Precision cross roller linear guide
- Rail width: 28mm
- Roller diameter: φ3.5mm
- Basic dynamic load rating: 5.8kN
- Basic static load rating: 8.2kN
- Static moment capacity (Mx/My/Mz): 390/390/640 N·m
- Precision grade: High precision (C class)
- Sealing type: Triple labyrinth seal with grease retention
- Material: Carburized steel (SCM415 equivalent)
- Surface hardness: 58-62 HRC
- Operating temperature: -20℃ to 100℃
- Mounting hole pattern: 40mm pitch (M5 threaded holes)
- Weight per meter: 2.8kg/m ±3%
- Standard carriage dimensions: 80mm(L) × 34mm(W) × 28mm(H)
- Rail height: 15mm
Ultra-precision linear motion system featuring orthogonal cylindrical rollers arranged in 90° V-shape configuration. Provides exceptional rigidity and moment load capacity through line contact geometry. Includes pre-loaded rollers for zero-backlash operation and integrated oil grooves for simplified maintenance.
- Semiconductor wafer handling robots
- Medical CT scanner gantry systems
- Coordinate measuring machine (CMM) stages
- High-speed CNC tool changers
- Optical alignment equipment
Installation note:
Requires surface flatness ≤0.01mm/m and parallelism ≤0.02mm between rails.
Use torque wrench (1.2-1.5N·m) for mounting screws. Apply initial lubrication
with ISO VG32-grade grease before operation.
- Standard lengths: 500/1000/1500mm (customizable up to 4000mm)
- Accessory kits: End seals (LGC3R28-ES), mounting brackets (LGC3R28-MB)
- Custom pre-load levels: C0 (normal) to C3 (high rigid)
| Property | Property Value |
|---|---|
| sku | LGC3R28 |
| Roller Outer Diameter | <3.0mm> |
| Type | Please provide the specific AirTAC product attribute values you need translated, and I will return the accurate English terminology. |
Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
- Received the wrong item.
- Item arrived not as expected (ie. damaged packaging).
- Item had defects.
- Over delivery time.
- The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.