Induction Heating Coils
A new-generation modular vertical induction hardening system offering maximum flexibility, Industry 4.0 readiness, and suitability for a wide range of
HardLine M – Modular Vertical Hardening Machine
The HardLine M is a highly flexible modular vertical hardening machine designed for diverse hardening and tempering applications. It supports a wide range of workpiece sizes in weight, length, and diameter, making it ideal for both small-quantity jobs and heavy-duty components.
The HardLine M features advanced PLC-based machine control with real-time monitoring, remote diagnostics, and industry-leading data automation. It is built with high-quality modules ensuring long-term reliability, reduced maintenance requirements, and low operating costs. The machine is also future-ready, supporting Industry 4.0 with IoT connectivity, remote service, augmented reality troubleshooting, real-time data acquisition, and system digitization via optional extension modules.
Numerous machine configurations are available, including single/twin spindle, universal spindle, dual-station systems, and rotary table versions. The system can be used for both ramp-up manual loading and later upgraded to fully automated loading systems as production volumes increase.
- • Modular architecture supporting multiple hardening stations (single, twin, universal, rotary table)
- • PLC-based control system with real-time monitoring and advanced diagnostics
- • Fast scanning speeds and low-tolerance positioning for high productivity
- • Industry 4.0 functions: IoT connectivity, real-time data, remote service, augmented reality
- • Extension modules: database logging, energy management, inductor lifetime monitoring, preventive maintenance
- • Wide compatibility with SINAC converters (10–320 kW, 4–400 kHz)
- • Ergonomic design with easy access to sensors, NC motors, cooling circuits
- • Compatible with customized inductors, showers, multi-zone hardening tools
- • Modular cooling systems: M-RC (cooling water) and M-RQ (quenchant cooling)
- • Lower capital investment due to modularity and flexible configuration
- • Reduced operating cost via efficient converters and optimized energy use
- • Remote support and diagnostics reduce downtime
- • Enhanced productivity through automation and real-time data insights
- • Easy maintenance with improved component accessibility
- • Ability to scale from manual to fully automated production lines
- • Suitable for both heavy components and small part batches
Suitable for a wide range of induction hardening and tempering operations for components of various sizes. Applications include:
- • Automotive components (shafts, gears, axles, CV joints)
- • Heavy-duty industrial parts (large shafts, thick components)
- • Small precision components requiring accurate heat profiles
- • Multi-part production via rotary table configurations
It is designed as an all-rounder for industries requiring flexible, scalable, and high-efficiency heat treatment systems.
The system is designed to meet modern industrial safety, automation, and performance standards.
Other Products From ENRX
MINAC – Mobile Induction Heating Systems – all-in-one-solution
A fully digital, mobile, flexible induction heating system equipped for Industry 4.0, offering precise, efficient heating for a wide range
Induction Brazing System for Short-Circuit Rings
A high‑precision induction brazing solution designed to braze short‑circuit rings with minimal heat input, high accuracy and outstanding joint quality.
HardLine – Industrial Heat Treatment Systems
A comprehensive family of induction heat treatment systems for surface and through hardening, ranging from small manual units to large,