Main image of the Nextas E-Series Automation Chuck
Universal Tooling System

E-Series Automation Chuck

Precision for Automated Manufacturing

The Nextas E-Series Chuck is the definitive solution for high-precision, automated manufacturing. Fully compatible with the EROWA ITS system, this chuck provides a universal interface for electrodes and workpieces across various processes like EDM, milling, and grinding. Its robust design and exceptional repeatability make it the cornerstone of any modern, flexible production environment.

Exceptional Repeatability: Guarantees positioning accuracy of ≤ 0.002mm.
Powerful Clamping: Delivers up to 6000 N of clamping force for ultimate stability.
Full EROWA ITS Compatibility: Seamlessly integrates with existing systems.
Corrosion-Resistant Design: Made from stainless, rust-resistant steel for long service life.

Product Details

The Nextas E-Series Chuck operates on a proven principle of precision and reliability. The chuck's internal mechanism, actuated by compressed air, opens the clamping collet to accept a workpiece holder or electrode. When the air is released, the collet closes with immense force, pulling the holder into a precise, repeatable Z-position against the hardened contact surface. This system not only ensures accuracy but also allows for rapid, automated changes, forming the backbone of a "set up once, machine anywhere" production philosophy.

Detailed view of the E-Series Chuck clamping mechanism

Built for Durability and Automation

Manufactured from high-grade, rust-proof stainless steel, the E-Series Chuck is engineered to withstand the demanding conditions of EDM and grinding operations. Its sealed design prevents ingress of dielectric fluid and abrasive particles. Integrated connections for air pressure, cleaning, and presence check functions allow for seamless communication with robotic handlers and machine controllers, making it a truly "plug-and-play" component for any automation cell.

Technical Specifications

ParameterSpecification (Model Example: NEX-C100)
CompatibilityEROWA ITS Chucks (ER-036345, etc.)
Repeatability≤ 0.002 mm
Clamping Power6000 N
ActuationPneumatic, single-acting
Operating Pressure6 ± 1 bar
ConnectionsRear or side air connections
Body MaterialStainless Steel, rust-resistant
Weight3.5 kg

Application Cases

Die-sinking EDM application with E-Series Chuck

EDM (Electrical Discharge Machining)

The corrosion-resistant construction and high precision make it the industry standard for holding electrodes and workpieces in die-sinking and wire-cut EDM machines.

High-speed milling of a mold insert with E-Series Chuck

High-Speed Milling

Provides a rigid, stable base for high-speed milling operations. Workpieces can be pre-set offline on pallets and quickly loaded into the machine, maximizing spindle uptime.

Precision grinding application with E-Series Chuck

Grinding & Jig Grinding

The exceptional repeatability is critical for precision grinding operations, ensuring ultimate accuracy for tight tolerances and fine surface finishes.

Automated tool and mold making cell with robot and E-Series Chuck

Tool & Mold Making

The ability to move a workpiece between different technologies on the same holder is a game-changer, drastically reducing lead times and improving accuracy.

Real-World Case Studies

E‑Series Chuck case 1 E‑Series Chuck case 2 E‑Series Chuck case 3

Frequently Asked Questions

01 What is E-Series Automation Chuck and who is it for?
E-Series Automation Chuck — E-Series Automation Chuck. It is designed for EDM & Milling.
02 What are the key specifications of E-Series Automation Chuck?
Compatibility: EROWA ITS Chucks (ER-036345, etc.); Repeatability: ≤ 0.002 mm; Clamping Power: 6000 N; Actuation: Pneumatic, single-acting; Operating Pressure: 6 ± 1 bar; Connections: Rear or side air connections
03 Which machines or use cases is E-Series Automation Chuck compatible with?
CNC, EDM, EROWA, ITS system, milling
04 How is E-Series Automation Chuck installed or mounted?
pneumatic/hydraulic interface, locating pins
05 Where can I get CAD files or technical documentation?
If you need STEP/IGES or 2D drawings, please Contact us.

Resources & Downloads

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