
Description
The LGC Series Cross-Rolled Linear Guide represents a non-recirculating precision motion system characterized by exceptional rigidity and accuracy. This advanced configuration utilizes precisely arranged cross-roller bearings as rolling elements, effectively minimizing friction resistance during operation. The robust rail structure ensures superior load-bearing capacity, making it ideal for heavy-duty applications. Engineered for high-precision requirements, this solution is extensively implemented in precision machinery and measurement equipment, including critical components of PCB drilling machines, optical test systems, X-ray apparatus, and precision optical workstations.
Category: Linear Guides , Brand: AirTAC , Series: LGC
Installation note:
Requires 0.01mm/m alignment accuracy during mounting.
Use 4-6Nm torque for rail fasteners. Relubricate every 500km travel
or 6 months with ISO VG68 equivalent grease.
Category: Linear Guides , Brand: AirTAC , Series: LGC
AirTAC LGC6B250R25-H Cross Roller Guide Specifications
- Model: LGC6B250R25-H
- Type: Precision cross roller linear guide
- Rail width: 25mm (standardized)
- Effective stroke: 250mm
- Roller diameter: φ3.5mm (chrome steel)
- Dynamic load capacity: 6.8kN (C)
- Static load capacity: 13.5kN (C0)
- Preload level: Medium (R-type)
- Accuracy grade: P5 (≤5μm/300mm)
- Weight: 2.85kg ±2% (complete assembly)
- Dimensions: 312mm(L) × 34mm(W) × 27mm(H)
- Material: SCM435 alloy steel (HRC58-62)
- Operating temperature: -20℃ to 100℃
- Lubrication: Lithium soap grease (initial fill)
- Protection rating: IP54 (standard seals)
High-rigidity cross roller guide with 90° V-groove design enabling multi-directional load handling. Features alternating orthogonal roller arrangement for minimal elastic deformation under complex moment loads. Includes hardened raceways and anti-creep end caps.
Typical Applications:
- CNC rotary table indexing systems
- Semiconductor wafer handling robots
- Optical lens grinding equipment
- Coordinate measuring machine (CMM) Z-axis
- Precision gear shaping machinery
Environmental compliance:
RoHS 2011/65/EU compliant. Not recommended for vacuum
environments below 10-3 Pa due to outgassing risk.
| Property | Property Value |
|---|---|
| sku | LGC6B250R25-H |
| Roller Outer Diameter | <6.0mm> |
| Type | Four-Row Type |
Shipping policies
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.
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