dylan, Author at Forerunner 2023

Level 4 – Paint Prep

Layer lines removed through sanding of entire part. Part is prepared for painting with primer. Cost: $$$$

Level 3 – Mold Master

Layer lines removed through sanding of entire part. Bead blast applied to entire part for uniform finish. Part can be used as a master for cast urethan tooling. Cost: $$$

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Level 2 – Matte Finish

Support surfaces are sanded, parts are lightly sanded in all rough areas. Bead blast applied to entire part for uniform finish. Cost: $$

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Excess material is cleaned off part, supports (if any are present) are removed. Rough support surfaces are sanded smooth. Unless specified this is the finish all parts we print are shipped with. Cost: $

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Clear – Level 3 Optical Coat

Layer lines removed from the entire part by hand sanding, Part is then clear coated and its as close to being optically clear* as is possible. The clear coat can also be tinted to give color to the clear parts. Cost: $$$$

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Clear – Level 0 Strip & Ship

Excess resin is cleaned off the parts and supports are removed. Support surfaces are not sanded and are left rough. Part is transparent but layer lines are visible and looking through the part will be blurry. Unless specified this is the finish all clear parts we print are shipped with. Cost: FREE

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Clear – Level 1 Bead Blast

Support surfaces are sanded. Bead blast applied to entire part for uniform finish. Parts have a smoked appearance like a milk jug. Cost: $

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HP Multi Jet Fusion Part Gallery

Here is a link to our Multi Jet Fusion Parts Design Guide, it will offer you useful design tips for this 3D printing process as well as answers to many frequently asked questions about about the HP Multi Jet Fusion 3D printing process: Click here to go to the 3D Printing Machines & Materials page

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How It Works: HP Multi Jet Fusion 3D Printing

The purpose of this page is to help educate our customers (and anyone else who is curious) on what actually goes into setting up, running, and then post processing a build of parts on an HP Multi-Jet Fusion 4200 3D Printer. The following videos will walk you through each step of the process in detail […]

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HP MJF Part Wear / Strength Examples

At Forerunner 3D Printing we currently producing HP MJF 3D Printed Parts that are made out of Nylon PA-12. They feel strong when handled, and the material spec sheet from HP says they are strong as well. We have had early success with using them in high load applications that required them to be strong […]

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