Duragraph 120® is a premium graphite grade developed by Erodex, designed primarily for electrical discharge machining (EDM) and die-casting applications where accuracy, consistency, and durability are essential. It is part of the well-known Duragraph® graphite range, which is widely used in industrial manufacturing for producing high-quality electrodes and tooling components.
Duragraph 120® is a general-purpose, high-density graphite material engineered to perform reliably across a wide range of metalworking processes. It is especially suited for machining electrodes used in EDM, where controlled electrical conductivity and stable wear resistance are critical.
According to Erodex’s product line, Duragraph 120® sits within a family of graphite grades designed to provide flexibility for different industrial needs, from small precision components to larger tooling systems.
Duragraph 120® is valued in manufacturing environments due to its balanced combination of properties:
Excellent machinability for fast and precise electrode production
Stable structure for consistent EDM performance
Good wear resistance, reducing electrode consumption
Suitable for multiple alloys, including common die-casting metals
Reliable conductivity for efficient electrical discharge processes
These characteristics make it a practical choice for both high-volume production and specialized tooling work.
Duragraph 120® is commonly used in:
EDM electrode manufacturing
Die casting moulds
Precision engineering components
Tool and die production
Aerospace and automotive tooling systems
Its versatility allows manufacturers to use a single graphite grade across different stages of production, helping reduce material variation and improving process consistency.
One of the main advantages of Duragraph 120® is its ability to deliver consistent performance at a cost-effective level. In industries where downtime and tooling errors are expensive, having a dependable graphite material helps improve productivity and reduce waste.
It is also part of Erodex’s wider graphite portfolio, which includes specialized grades like POCO EDM series and other Duragraph variants tailored for different machining requirements.
Duragraph 120® is a trusted EDM graphite material that combines durability, machinability, and versatility. Backed by Erodex’s engineering expertise, it is widely used in precision manufacturing industries where reliability and performance are critical.