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Project Objective Create a detailed, printable 3D model that can be printed as a single-piece master and used to produce a bronze casting. Design Requirements * Finished bronze piece will be an hexigon approximately 18.3 inches across \(point\-to\-point\). * The design is a decorative Tree of Life with roots, trunk, branches, and leaves. * The model should be approximately 1/2 inch thick overall with the tree and leaves 3/8” deep. * The design must have sufficient relief and detail to produce an attractive bronze casting. * The model should have smooth, flowing surfaces suitable for casting. * Fine details should be strong enough to survive printing, mold making, and casting. * The file must be designed as one complete piece, not divided into sections. * The STL must be suitable for printing on a large-format 3D printer using PLA or similar material. * The model should have appropriate draft, thickness transitions, and structural integrity to improve casting success. * Sharp edges and fragile features should be avoided where practical. * Surface quality should be suitable for producing a smooth casting master with minimal post-processing. Deliverables * Final STL file. * Native editable design file Fusion 360, Rhino, Blender, SolidWorks, or similar. * High-resolution renderings showing front, side, and perspective views. * Confirmation that the model is manifold, watertight, and printable. * Recommendations for print orientation and any support requirements. Printing and Final Payment * The Designer will not be required to print the final piece, however a photo and short video of sample would be appreciated if Designer has access to a printer that can print piece full size. * Final payment will be released only after the completed STL file has been tested and successfully printed by an independent third-party 3D printing company with the capability to print large-format pieces. * The purpose of this test is to verify that the file is printable at the required scale and suitable for use as a casting master. Experience Required. Designer must be fluent in English. Please respond only if you have experience with one or more of the following: * Sculptural 3D modeling. * STL creation for large-format 3D printing. * Foundry work, sand casting, investment casting, or lost PLA casting. * Artistic relief sculptures and decorative metalwork. When Bidding Please Include 1. Examples of similar sculpture, relief, bronze, or casting-related work. 2. Whether you propose modifying my existing STL files or creating a new model from scratch. 3. Estimated completion time. 4. Total fixed-price bid. I am looking for a highly detailed, professional-quality model suitable for creating a bronze casting that will become a permanent public art installation. A quick draft render or screen-grab of the updated relief will let me sign off before we move to the final export. Deliverable • One production-ready STL file and provide a STEP file in addition to the STL. Accompany these with a 2D engineering drawing (PDF), a completed ReadMe text file detailing print parameters and, if convenient, the working ZBrush/Blender/SolidWorks file) scaled to the agreed dimensions, checked for printability, and free of artifacts. Acceptance criteria • Dimensions match the specifications I provide. • Mesh passes Netfabb or similar repair check with zero errors. • Detail level remains high enough to show clear veins, roots, and bark textures after casting. If questions come up about gating, draft angles, or minimum wall thickness for bronze, feel free to flag them—I’m happy to refine together before the final hand-off. Thank you, and I look forward to reviewing your portfolio and proposal.
Project ID: 40518367
51 proposals
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Active 5 days ago
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Friday Harbor, United States
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Member since Feb 1, 2026
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