--- title: Engis® Feedstock for PCD and PCBN Sintering description: Engis is the world leader in micron diamond and CBN powder for HP-HT sintering of PCD and PCBN products. Engis Feedstock for PCD and PCBN Sintering. --- [![Engis](https://www.engis.com/hs-fs/hubfs/Web%20Header.png?width=357&height=100&name=Web%20Header.png "Engis")](https://www.engis.com/homepage) ** [News](https://www.engis.com/press-and-news) [Articles](https://www.engis.com/knowledge-center)  [Careers](https://www.engis.com/careers) [Locations](https://www.engis.com/locations)   # Engis® Feedstock for PCD & PCBN Sintering --- ![Diamond Struture](https://www.engis.com/hs-fs/hubfs/Diamond%20Struture.jpg?width=183&height=128&name=Diamond%20Struture.jpg)[**SURFACE ENGINEERING THROUGH DIAMOND EXPERTISE**](https://www.engis.com/engis-micron-diamond-and-cbn-powders)[--- ](https://www.engis.com/engis-micron-and-cbn-diamond-powders) ![Man with microscope](https://www.engis.com/hs-fs/hubfs/cta1.jpg?width=155&height=133&name=cta1.jpg)[******ADVANCED PROCESS DEVELOPMENT****** --- ](https://www.engis.com/p)![WEBBTELESCOPE 2](https://www.engis.com/hs-fs/hubfs/WEBBTELESCOPE%202.png?width=163&height=137&name=WEBBTELESCOPE%202.png)**[VISIT OUR KNOLWEDGE CENTER](https://www.engis.com/knowledge-center)** --- ![Tradeshow Schedule (1)](https://www.engis.com/hs-fs/hubfs/Tradeshow%20Schedule%20(1).png?width=147&height=118&name=Tradeshow%20Schedule%20(1).png) [**LEARN MORE** --- ](https://www.engis.com/events) ### Engis® Feedstock for PCD & PCBN Sintering Engis is the world leader of micron diamond and CBN powder for HP-HT sintering of PCD and PCBN products. We offer unparalleled quality in terms of:      • Crystal selection and purity      • Cleanliness      • Shape consistency      • Particle size distribution      • Crushing strength Engis works with PCD & PCBN manufacturers to customize diamond & CBN feedstocks to meet the most demanding requirements of synthesizers and end users. Our unique characterization capabilities enable us to ensure consistent high quality feedstock that results in the final process being defect-free every time. Choose from custom graded powder ranging in size from 50nm to 100µm [![Inquiries, Sales or Support ](https://no-cache.hubspot.com/cta/default/4228839/5626bc65-bd03-42c9-b559-8f57e72ed9a3.png)](https://cta-redirect.hubspot.com/cta/redirect/4228839/5626bc65-bd03-42c9-b559-8f57e72ed9a3)   | **MA4 PCD-F** | **PCBN-FA** | **PCBN-FB** | | --- | --- | --- | | Monocrystalline Diamond | CBN powder | CBN powder | | - High purity - Nickel-iron catalyst - Low level of residual crystal  growth defects - For PCD sintering | - High purity - Amber colored - For PCBN sintering | - High purity - Black colored - For PCBN sintering |   [![Learn about our Nanometer Size Diamond Powders](https://no-cache.hubspot.com/cta/default/4228839/a689d3b8-8717-46a5-8af7-4934e78693f0.png)](https://cta-redirect.hubspot.com/cta/redirect/4228839/a689d3b8-8717-46a5-8af7-4934e78693f0) [About Engis](https://www.engis.com/about-engis) [News & Press](https://www.engis.com/press-and-news) [Careers](https://www.engis.com/careers) [Locations](https://www.engis.com/locations) [Catalogs & Media](https://www.engis.com/catalogs-media) [Events](https://www.engis.com/events) [Contact Us](https://www.engis.com/contact) ![ISO 9001 Certified Quality Management System - White](https://www.engis.com/hs-fs/hubfs/ISO%209001%20Certified%20Quality%20Management%20System%20-%20White.png?width=109&height=43&name=ISO%209001%20Certified%20Quality%20Management%20System%20-%20White.png) 105 West Hintz Road, Wheeling, IL 60090 [Call: 847-808-9400](tel:+1-847-808-9400) Fax: +1-847-808-9430 ©2026 Engis Corporation. All Rights Reserved. Engis® is a registered trademark of Engis Corporation, USA and other countries. All products denoted with ® or ™ are registered trademarks or trademarks of Engis Corporation. [Privacy Statement](https://www.engis.com/privacy-statement) | [Terms of Use](https://www.engis.com/terms-of-use) | [Site Map](https://www.engis.com/site-map) | [Engis Terms & Conditions](https://www.engis.com/terms) [**](https://www.engis.com/engis-feedstock-for-pcd-pcbn-sintering#)