Airtac LGC Series Cross Roller Guide Rail LGC4A80R8-H
Category: Linear Guides , Brand: AirTAC , Series: LGC
AirTAC LGC4A80R8-H Crossed Roller Guide Specifications
- Model: LGC4A80R8-H
- Type: Precision crossed roller linear guide
- Rail width: 80mm
- Roller diameter: φ6.35mm (precision ground)
- Preload class: Medium preload (R8 class)
- Dynamic load capacity (C): 132kN
- Static load capacity (C0): 245kN
- Stiffness: 850N/μm
- Accuracy grade: P5 (High precision)
- Sealing: Triple labyrinth seal + grease nipple
- Material: Chrome-molybdenum steel (SCM435) with black oxide coating
- Operating temperature: -20℃ to 100℃
- Weight per carriage: 5.8kg
- Rail weight per meter: 15.2kg/m
- Carriage dimensions: 180mm(L) × 100mm(W) × 62mm(H)
- Mounting hole pattern: 160mm × 70mm (4×M8 threaded holes)
- Lubrication: Lithium soap grease (ISO VG32 equivalent)
High-rigidity crossed roller guide featuring 45° V-groove design for simultaneous load handling in all directions. The staggered roller arrangement eliminates clearance fluctuations, achieving ±0.005mm repeatability. Includes corrosion-resistant surface treatment and integrated debris exclusion system.
- Rotary table bearing replacement in 5-axis CNC machines
- Precision Z-axis stages for semiconductor wafer handlers
- Heavy-duty robotic welding positioners
- Optical measurement equipment slides
- High-speed pallet transfer systems
Installation note:
Requires surface flatness ≤0.01mm/m and parallelism ≤0.02mm between rails.
Use 4.9-6.9Nm torque for M8 mounting screws with Loctite 243 threadlocker.
| Property | Property Value |
|---|---|
| sku | LGC4A80R8-H |
| Roller Outer Diameter | 4.0mm |
| Type | Three-column |
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.