# Zerno Founder Vel Genov on Coffee Grinders, Burr Geometry, Particle Analysis, & More

Page: https://stenobird.com/podcast/crafted-5638302/zerno-founder-vel-genov-on-coffee-grinders-burr-geometry-particle-analysis-more
Text version: https://stenobird.com/podcast/crafted-5638302/zerno-founder-vel-genov-on-coffee-grinders-burr-geometry-particle-analysis-more.md
Podcast: [CRAFTED](https://stenobird.com/podcast/crafted-5638302)
Published: 2026-08-12T15:25:00+00:00
Episode link: https://pscrb.fm/rss/p/clrtpod.com/m/traffic.megaphone.fm/BBBIB7891375448.mp3
Audio file: https://pscrb.fm/rss/p/clrtpod.com/m/traffic.megaphone.fm/BBBIB7891375448.mp3
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JSON: https://stenobird.com/v1/public/podcasts/crafted-5638302/episodes/zerno-founder-vel-genov-on-coffee-grinders-burr-geometry-particle-analysis-more
Duration seconds: 4995

## Resource

Zerno manufactures some of the best coffee grinders in the world, and last week, Jonathan Ellsworth returned to Zerno HQ to get into the weeds with founder, Vel Genov, about coffee grinder burrs, particle analysis, burr geometry, some big updates, and the future of Zerno. If you care about manufacturing in America, or uncompromising craftsmanship, or you love coffee, you need to know the Zerno story. We Want to Hear from You! Have a topic, craft category, or craft company you’d like to see us cover? Email us at: info@blisterreview.com to share those or any other thoughts you have about CRAFTED. RELATED LINKS: Our 1st CRAFTED podcast w/ Zerno Get Yourself Covered: BLISTER+ Enter Our Free Weekly Gear Giveaways TOPICS & TIMES: Catch Up & Refresher on Zerno (5:00) Chasing Retention Reduction (21:00) Updates at Zerno (24:54) Burrs (31:07) Burrs & Price (40:09) How Flavor is Affected (41:07) Consistency in Burr Manufacturing (51:34) Swapping Burrs (57:55) The Z2 Grinder & Lessons Learned (1:02:13) Bikes! (1:16:02) The Future of Zerno (1:17:34) SEE OUR OTHER PODCASTS: The Blister Vault Blister Cinematic Bikes & Big Ideas GEAR:30 Blister Podcast Hosted on Acast. See acast.com/privacy for more information.

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## Transcript

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