Airtac LGC Series Cross Roller Guide Rail LGC3A225R28-H
Category: Linear Guides , Brand: AirTAC , Series: LGC
AirTAC LGC Series Crossed Roller Guide LGC3A225R28-H Technical Details
- Model Code: LGC3A225R28-H
- Structure: Monolithic carriage with crossed cylindrical rollers
- Rail Width: 22.5mm
- Roller Diameter: 3.5mm (precision ground G3 grade)
- Preload Class: Medium preload (C3)
- Dynamic Load Capacity: 12.5kN
- Static Load Capacity: 24.8kN
- Accuracy Grade: Normal grade (≤5μm/100mm)
- Repeat Positioning Accuracy: ±2μm
- Max Travel Speed: 5m/s
- Operating Temperature: -20℃ to 100℃
- Lubrication: Pre-packed grease (Relubrication interval: 1,000km)
- Sealing: Triple labyrinth seal with stainless steel scrapers
- Material: Bearing steel (SUJ2 equivalent) with black oxide coating
- Weight: 1.85kg per 100mm length section
- Dimensions (W×H×L): 22.5mm × 27.5mm × Customizable length (Standard units: 100-2000mm)
- Mounting Hole Pattern: M4×0.7 threaded holes @ 30mm pitch
High-stiffness crossed roller guide employing X-axis/Y-axis alternating V-groove design for moment load resistance. Features integrated roller retainer preventing skewing, with hardened raceways (HRC58-62) for extended service life. Requires mounting surface flatness ≤0.01mm/m and roughness Ra1.6 for optimal performance.
- High-precision CNC coordinate measuring machines
- Semiconductor wafer handling robots
- Optical lens grinding equipment Z-axis
- Pharmaceutical tablet press upper punch guidance
- Lithium battery stacking machine precision stages
Installation protocol:
Apply 98-196N·m torque using CR-V steel screws with spring washers.
Avoid mounting across separate structural members. Thermal expansion
allowance: 0.8mm/m per 30℃ temperature change.
| Property | Property Value |
|---|---|
| sku | LGC3A225R28-H |
| Roller Outer Diameter | <3.0mm> |
| 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.