Airtac LGC Series Cross Roller Guide Rail LGC4B280R25-H
Category: Linear Guides , Brand: AirTAC , Series: LGC
AirTAC LGC4B280R25-H Cross Roller Guide Specifications
- Model: LGC4B280R25-H
- Type: Cross roller linear guide with dual-row angular contact
- Rail width: 25mm
- Effective stroke: 280mm (±0.5mm tolerance)
- Carriage quantity: 2 pre-mounted blocks
- Roller diameter: 4mm (G10 precision grade)
- Preload level: Medium (H-class preload)
- Dynamic load capacity: 12.5kN (C)
- Static load capacity: 24.8kN (C0)
- Repeat positioning accuracy: ±0.003mm
- Max speed: 5m/s (with grease lubrication)
- Sealing: Triple-lip NBR seals + stainless steel scrapers
- Material: Carburized steel rails (HRC58-62)
- Mounting hole pattern: 50mm spacing (M6 threaded holes)
- Temperature range: -10℃ to 80℃
- Protection rating: IP54 (standard dust/water resistance)
- Weight: 3.8kg (complete assembly)
- Dimensions: 280mm(L) × 42mm(W) × 34mm(H)
High-precision cross roller guide featuring ultra-smooth motion and exceptional moment load resistance. The LGC4B series utilizes staggered 90° roller arrangement for equal load distribution in all directions. Includes factory-preloaded carriages with anti-creep design, requiring no on-site adjustment. Compatible with automatic lubrication systems.
- CNC rotary table indexing mechanisms
- Semiconductor wafer handling robots
- Precision optical alignment stages
- High-speed PCB drilling machines
- Medical imaging equipment sliding units
Installation note:
Use torque-controlled tightening (recommended 5.5N·m for M6 bolts) and verify rail parallelism
within 0.02mm/m. Apply lithium complex grease (NLGI #2) during initial commissioning.
| Property | Property Value |
|---|---|
| sku | LGC4B280R25-H |
| Roller Outer Diameter | 4.0mm |
| Type | Four-Row Type |
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.