Poco Graphite, an Entegris Company

300 Old Greenwood Rd.
Decatur , TX 76234 US


A Message from Poco Graphite, an Entegris Company

Company Profile

In 2008 Poco Graphite was acquired by Entegris, Inc, a well-known materials and components supplier to the Semiconductor industry.

As Seen In MoldMaking Technology

sinker EDMs

Five-Axis Hard Milling Improves Electrode Accuracy
Fully automated, high-speed hard milling centers saved moldmaker time, money, handwork, allowed wider-range of EDM burns to be achieved.

How to EDM Steel and Copper Alloy Simultaneously
A strategy for machining details when the part geometry falls across multiple workpiece materials.

Mitsubishi Electric new SV12P Sinker EDM

MC Machinery Introduces New EDM Machines and More at National Open House
Focus on new EDM technologies and milling strategies shows attendees how they can optimize production.

Marc Sanders

Poco Graphite Expands EDM Support Team
Poco Graphite announces an addition to its EDM team. 

Makino Edge2 EDM machine

2018 Technology Review and Sourcing Guide: EDM
MoldMaking Technology’s annual Technology Review and Sourcing Guide is an accurate, comprehensive, easy-to-read and easy-to-use use guide for researching today’s technology, equipment, products and services. The year’s latest moldmaking product developments within mold engineering/design, build and maintenance/repair are broken down into 10 sections, including EDM.

poco graphite

Premium Graphite Enables Maximum Efficiency and Detail
At Amerimold 2018, Poco Graphite is showcasing the variety of applications that its end users achieve with its line of graphites, particularly for EDM electrodes.


High-Speed Mills Increase Output of Complex Graphite Electrodes
Tri-Gemini LLC has added graphite milling capability with the purchase of two additional GF+ Mikron 500 high-speed mills.

Del-Tool material machined using Poco Graphite EDM materials.

Electrodes Highlight Power of Machining with EDM Graphites
The company showcases several machined electrodes of various material classifications to demonstrate the type of machining detail that can be achieved with Poco EDM materials.

Sodick automatic wire threader

Technology Tuesday: EDM Success
Cruise through this week’s Technology Tuesday slideshow to see EDM units that shops across the country have used to increase capacity and leverage greater efficiency in their processes.

a SLA hand shown on the platform in a SLA machine

Top-Viewed Articles on MMT
Click through the slideshow to see which topics have been of particular interest to the MMT community over the years.

Throwback Thursday: Criteria for Effective EDM
The work metal, EDM process priority, electrode material and machine are the four main considerations for effective EDM of non-standard alloys. These four areas play a critical role in making the overall EDM process profitable. Read this archived article for more.

PowerMill CAM

SLIDESHOW: The Final Countdown to Amerimold
It’s Amerimold Eve! Our exhibitors are assembling and putting final touches on their booth displays today and there are so many new companies – plus familiar companies who have something new to show attendees. Amerimold 2017 is not to be missed.

electrode material supplier

An Added Layer of EDM Knowledge
Understanding electrode material selection and the relationship among the electrode, workpiece material and machine parameters can improve EDM efficiency.

Throwback Thursday: Sometimes Graphite Just Isn't Enough

Throwback Thursday: Sometimes Graphite Just Isn't Enough
EDMing with exotic metals requires a little something extra, like copper graphite electrodes.

graphite electrodes

SLIDESHOW: Technology Showcase, EDM
Electrode milling and EDM are time-consuming, but still vital, processes for mold manufacturers, so advances in EDM technology are critical to streamline the process. Check out this slideshow of EDM equipment for helping shops improve their competitiveness.

electrode material

Making EDM Profitable
The workpiece material and the process parameters of a sinker EDM operation can impact productivity and profitability.

graphite and copper electrodes

Graphite vs. Copper Electrode Material for EDM Applications, Part 2
Test findings and a cost of ownership model help identify the monetary impact graphite and copper electrode materials have on manufacturing.

copper vs graphite electrodes

Graphite vs. Copper Electrode Material for EDM Applications, Part 1
If you’ve been torn in the long-standing, unresolved debate over whether graphite or copper is a better EDM electrode material, here are some considerations identifying differences in cost, detail and performance to help you select the appropriate material for EDM applications.

optimizing efficiency and cost mold making

Using Technology Benchmarks to Determine Operational Performance
Everyone wants to optimize efficiency and cost savings.

Understanding the Total Package of the EDM Production Process Is the Key to Raising Productivity
The best way to determine the training best suited to your company is to find out what your customers need.

EDM efficient operations

How EDM Training Can Boost Productivity
Even the shortest of training sessions provide the opportunity to recover any costs incurred in a very short time.

Product Categories of Poco Graphite, an Entegris Company

Books, Publications, Online Resources
Graphite Electrodes