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HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 1
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 2
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 3
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 4
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 5
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 6
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 7
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 1
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 2
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 3
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 4
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 5
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 6
HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 7

HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing

Item Specification
Series HIWIN EG
Model EGH20CA
Rail Size 20 mm
Guide Type Medium Load Linear Guide
Contact Structure Four-row ball
Accuracy Grades C / H / P
Preload Options Z0 / Z1
Material Hardened bearing steel
Operating Temperature                   -10°C ~ 80°C
5.0
design customization

HIWIN EGH20CA Linear Guide Block

– Reliable Medium Load Linear Motion Solution

The HIWIN EGH20CA linear guide block is a medium-load linear motion component engineered for CNC machinery, industrial automation systems, and precision positioning equipment. As part of the HIWIN EG Series linear guides, the EGH20CA provides an optimal balance between load capacity, rigidity, smooth motion, and cost efficiency.

EGH-04 (2)
EGH-04 (2)
EGH-02 (3)
EGH-02 (3)
EGH-01 (4)
EGH-01 (4)
Detail-09 (7)
Detail-09 (7)
Detail-12 (3)
Detail-12 (3)

Features & Advantages

Compared with heavy-load HGH series, the EGH series linear guide features a lighter block structure and lower friction, making it especially suitable for high-speed motion, frequent positioning, and compact machine designs.
The EGH20CA block is fully compatible with HIWIN EGR20 linear guide rails, ensuring stable operation and easy system integration.

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HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 14

Medium Load Capacity with High Stability

Four-row ball contact structure ensures balanced load support in radial and lateral directions.

HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 15

Smooth & Low-Friction Linear Motion

Optimized ball circulation reduces friction and vibration, supporting high-speed and precise linear movement.

HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 16

Compact Design for Automation Equipment

Smaller cross-section than HGH series, ideal for space-constrained CNC and automation systems.

HIWIN Miniature Linear Guide Slider EGH20 EGH20CA CNC Linear Guide Rail Slider Bearing 17

High Accuracy & Repeatability

Precision-ground raceways provide consistent positioning accuracy over long service life.

Application

HIWIN EGH20CA linear guide blocks are widely used in:

  • CNC routers and engraving machines

  • Automation production lines

  • Pick-and-place systems

  • Linear modules and actuators

  • Packaging and labeling machines

  • Electronics manufacturing equipment

Aerospace
Aerospace
CNC (3)
CNC (3)
High-precision machine tools
High-precision machine tools

EGH20CA vs HGH20CA – Selection Comparison

FeatureEGH20CAHGH20CA
Load CapacityMediumHeavy
Block SizeCompactLarger
RigidityMediumHigh
FrictionLowerHigher
Recommended UseAutomation, light CNCMachining centers

FAQ

Q1: What is EGH20CA used for?

EGH20CA is designed for medium-load CNC machines, automation equipment, and precision motion systems.

Q2: Is EGH20CA compatible with EGR20 rail?

Yes. It is fully compatible with HIWIN EGR20 linear guide rails.

Q3: Can EGH20CA replace HGH20CA?

For applications without heavy load or high rigidity requirements, EGH20CA can be a cost-effective alternative.

Q4: What preload should I choose?

Z0 for smooth motion and high speed; Z1 for increased rigidity and accuracy.

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