HIWIN MGn9 Linear Guides HGW20HC–HGW65HC, High-Precision Construction Use
Basic Info
| Inner Diameter | Varies by model (e.g., hgw20hc → 20mm) |
| Outer Diameter | Model-dependent (e.g., hgw20hc → ~40mm) |
| Thickness | Standard linear bearing profile, compact design |
| Type | Separated, Single-row Thrust Bearing |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Introduction
Rexroth-style HIWIN linear bearings (models hgw20hc–hgw55) are high-precision, thrust-type components made of bearing steel. Designed for automotive, metallurgy, and mining applications, they offer P0–P2 precision grades, Z1V1–Z3V3 vibration control, ISO9001:2008 certification, and OEM/ODM support. In stock, ready for carton/pallet shipment.Key Specifications & Competitive Advantages
| Description | Core Value |
|---|---|
| Model Range | HGW20HC to HGW65HC — precise fit for light to heavy-duty automation |
| Separated Design | Enables easy installation, maintenance & modular system integration |
| Single-Row Thrust Bearing | Optimized for high axial load + smooth linear motion in compact space |
| Bearing Steel Construction | Hardened & ground for wear resistance, long service life & dimensional stability |
| Precision Grades (P0–P2) | Meets CNC, semiconductor & metrology-grade positioning accuracy requirements |
| Vibration Classes (Z1V1–Z3V3) | Ensures ultra-smooth operation in noise-sensitive or high-dynamic environments |
| Grease/Oil Lubrication | Flexible maintenance: pre-lubricated for plug-and-play or field-replenishable |
| ISO 9001:2008 Certified | Consistent quality control — traceable batches, full documentation support |
| Taiwan-Made HIWIN Brand | Proven reliability vs. generic alternatives; direct OEM/ODM support available |
| Applications | Automotive assembly, rolling mills, mining conveyors, metallurgical equipment & precision machinery |
Engineered for demanding industrial motion systems, these HIWIN linear guideways deliver unmatched rigidity, repeatability, and low-friction performance — backed by decades of global deployment. Unlike standard rails, their separated rail-carriage design simplifies alignment, reduces downtime, and extends service intervals. Each batch is rigorously tested for preload consistency, surface finish, and geometric tolerance — critical for high-speed or high-precision applications.
FAQ: Are mounting dimensions standardized across HGW/HGH series? Yes — fully compatible with ISO/GB mounting patterns. Can they operate in dusty or humid environments? With optional seals and proper lubrication, IP54-rated performance is achievable. What’s the max operating temperature? –10°C to +80°C (standard grease); up to +120°C with special lubricants. Do you offer custom rail lengths or pre-assembled kits? Yes — OEM/ODM support included. Is technical drawing data available? Full CAD models and dimensioned PDFs provided upon request.
Ready to specify the right linear guide for your next project? Contact us today for datasheets, CAD files, and volume pricing.
- Product Name
- HIWIN MGn9 Linear Guides HGW20HC–HGW65HC, High-Precision Construction Use
- Category
- Angular Contact Ball Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Angular Contact Ball Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
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Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
The engineering partner advantage
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HIWIN MGn9 Linear Guides HGW20HC–HGW65HC, High-Precision Construction Use
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