IKO LWETC20 C‑Lube Self‑Lubricating Linear Guide Slide Unit
Two rows of steel balls in four‑point contact (45° contact angle) with raceways; ball retainer, side seals, C‑Lube self‑lubricating element built‑in, low‑profile compact block design.
Model: IKO LWETC20 (LWETC20‑SL interchangeable)Series: Linear Way E (LWE) / C‑Lube Self‑Lubricating ME Series (LWET = compact block type, C = C‑Lube self‑lubricating)Core Structure: Two rows of steel balls in four‑point contact (45° contact angle) with raceways; ball retainer, side seals, C‑Lube self‑lubricating element built‑in, low‑profile compact block design.Source: IKO Nippon Thompson Official Linear Motion Rolling Guide Catalog (CAT‑5507E / LWE Series Catalog).
Official Specifications (mm / N / N·m, from IKO Global Catalog)
Basic Dimensions & Weight
- Slide Unit Mass (Ref.): 0.18 kg
- Assembly Height (H): 47 mm
- Slide Height (H1): 24.5 mm
- Rail Height (N): 24.5 mm
- Slide Width (W2): 59 mm
- Rail Width (W3): 20 mm
- Overall Slide Length (L1): 59 mm
- Mounting Hole Pitch (L2): 44 mm
- Mounting Hole Pitch (L3): 32 mm
- Mounting Screw (M1): M6
- Mounting Screw Depth: 16 mm
Load Ratings (Official Values)
- Basic Dynamic Load Rating (C): 7,570 N
- Basic Static Load Rating (C₀): 7,340 N
- Static Moment Rating (T₀): 78.9 N·m
- Tilting Moment (Tx): 235 N·m
- Tilting Moment (Ty): 31.5 N·m
Key Performance Parameters
- C‑Lube Self‑Lubrication: Built‑in porous resin lubrication element, maintenance‑free for long‑term operation, no regular grease replenishment required.
- Contact Structure: Two‑row, four‑point contact (45°) steel ball arrangement, withstands loads in all directions (radial, reverse radial, lateral).
- Accuracy Grade: Standard precision grade (interchangeable with standard LWE rails)
- Operating Temperature: -10°C to +80°C (standard)
- Maximum Speed: ≤ 150 m/min
- Material: High‑carbon chromium bearing steel (SUJ2); optional stainless steel available
- Preload: Factory‑set standard preload (C1 standard)
- Sealing: Side seals (end seals) for dust protection
Key Official Features
- Compact & High Rigidity: Low‑profile block design, four‑point contact structure delivers stable rigidity and accuracy under multi‑directional / fluctuating loads, ideal for space‑limited precision equipment.
- C‑Lube Maintenance‑Free: Integrated self‑lubricating element provides continuous lubrication, eliminates frequent greasing, reduces maintenance cost and downtime.
- High Precision & Smooth Motion: Precision‑ground raceways, ball retainer prevents steel ball collision, ensures low‑friction, quiet, stick‑slip‑free linear movement.
- Interchangeable Design: Standardized dimensions, fully interchangeable with IKO LWE series rails and slides, easy installation and replacement.
- Versatile Application: Suitable for semiconductor equipment, medical devices, measuring instruments, automation machinery, and general precision linear motion systems.
