DIY Epoxy Tombstone for our Okuma Horizontal CNC Machine!

Tombstones for horizontal CNC machines are typically made of cast iron and are a great option in terms of rigidity but milling cast iron is messy! After purchasing our first few tombstones, we decided to make our own out of epoxy and aluminum. If you listen to the Business of Machining Podcast with John Grimsmo and I, you know I'm a stickler for not taking on projects just because you can. Let's talk about why this project did make sense for us, how we made it, things we learned, and what we would do differently next time! 00:00 Don't Get Cute! Why This DIY Project IS Right for Us 00:54 Slab & 6-Sided, and Square Style Tombstones 01:46 CAD Design & Epoxy Granite 03:01 Our Advantages 03:53 Pool Noodle Insurance Policy 04:37 Tight & Tedious - Smaller Concrete Form or Fastener Removal 05:34 Indicating on the Okuma MB-4000H: Y-Axis Could Be Better 06:01 Securing Tombstone to Okuma Base - All Thread Not Enough! 06:47 Solution: Adding Precision Alignment Bores 07:04 Decking with a 5" Facemill 08:04 Would I Do It Again? Final Thoughts 5 Reasons to Use a Fixture Plate on Your CNC Machine: https://bit.ly/3sNA4uH ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Links for this video Epoxy on Amazon: https://www.amazon.com/gp/product/B08... How to Build Epoxy Granite Machine Base by Adam Bender    • How to Build Epoxy Granite Machine Base   Building an Oil Fired Foundry Furnace - Part 5: How NOT to Cast Refractory by Keith Rucker    • Building an Oil Fired Foundry Furnace - Pa...   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Reach us / CNC Info: Speeds & Feeds: https://provencut.com Fusion 360 (Purchase, Support, Training): http://dsi.fyi/3yu7Mt0 Online Fusion 360 Training: http://bit.ly/LearnFusion360 SMW Products: https://saundersmachineworks.com/ CNC Resources: https://www.nyccnc.com