Airtac LGC Series Cross Roller Guide Rail LGC4A440R45-H
Category: Linear Guides , Brand: AirTAC , Series: LGC
AirTAC LGC4A440R45-H Crossed Roller Guide Specifications
- Model: LGC4A440R45-H
- Type: Crossed roller linear guide with 4-way equal load design
- Rail length: 440mm (standard) ±0.02mm straightness
- Block dimensions: 45mm(W) × 40mm(H) × 100mm(L)
- Roller diameter: 4.7625mm (3/16") precision ground
- Preload class: Medium preload (C2 grade)
- Dynamic load rating (C): 12.5kN
- Static load rating (C0): 24.8kN
- Rated moment capacities:
- MR: 1,250 N·m
- MP: 1,180 N·m
- MY: 1,180 N·m
- Hardness: HRC 58-62 raceway surface
- Accuracy grade: Normal grade (≤5μm/1000mm)
- Sealing: Triple labyrinth seal with stainless steel scrapers
- Weight:
- Rail: 3.2kg/m
- Block assembly: 1.8kg
- Total (440mm rail): 3.2×0.44 + 1.8 = 3.21kg
- Mounting hole pattern: M6×1.0 threads @ 60mm pitch
- Temperature range: -20℃ to 80℃ (dry conditions)
- Vibration resistance: 49m/s² max
High-rigidity crossed roller guide employing alternating orthogonal rollers for omnidirectional load capacity. Features chromium-plated carriage surfaces and vacuum-treated alloy steel components. Requires minimal lubrication intervals (5000km or 6 months). Includes mounting datum surfaces for precision alignment.
- CNC rotary table bearing systems
- Semiconductor wafer handling robots
- Optical measurement equipment stages
- High-precision grinding machine slides
- Medical CT scanner gantries
Installation note:
Use 0.02mm/m grade straightedge during mounting. Apply Molykote PG-641
grease during assembly. Avoid angular misalignment exceeding 0.05°.
| Property | Property Value |
|---|---|
| sku | LGC4A440R45-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.