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Bottom Layer and First Layer 3D Printing Models

This collection gathers STL files where the bottom layer matters, from calibration coupons to flat-base objects and organizers. It helps you compare how different authors approach first-layer adhesion and surface finish before you slice a model. Use it to find test pieces and practical parts for tuning a 3D printer. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

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Polyzon合集 · 46个模型 来自4个平台

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此合集由Polyzon根据已接入平台的搜索结果整理而成：去除重复项和没有预览图的模型，匹配度低的排在最后，其余按搜索结果顺序排列。模型归作者所有——请在各模型页面查看使用条款。

筛选规则：Polyzon编辑部 · 文字更新于2026年10月14日

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«Bottom Layer and First Layer 3D Printing Models»

The reference shows several groups: first-layer flow and calibration tests, bottom-layer swatches and pattern samples, flat-bottom or open-bottom designs, storage organizers, and decorative lamps or figurines. Calibration pieces focus on a small footprint and measurable lines, while swatches show surface texture and pattern. Organizers and boxes often combine a broad base with walls and lids, so the bottom layer affects both appearance and fit.

When choosing a file, check the model page for the base size, number of parts, and whether the author mentions supports or a brim. Look at the recommended material and slicer settings, especially first-layer height, speed, and bed temperature. Photos of real prints can show whether the bottom surface is smooth, textured, or marked by the build plate.

To refine the search, try terms such as first layer, base layer, bottom surface, initial layer, and bed adhesion. Related topics include calibration cubes, flow tests, swatches, flat-bottom models, and storage boxes with a printed base. Combining a material or printer type with these words can narrow results further.

FAQ

常见问题

What is a bottom layer in 3D printing?
It is the first printed layer that touches the build plate, often called the first layer. Its quality affects adhesion and the look of the underside.
How can I test first-layer settings without printing a large object?
Small calibration patches, flow tests, and thin swatches use little material and show line width, gaps, and surface finish. Check the author's notes for suggested layer height and speed.
Why do some models have a flat bottom or no bottom support?
Flat bases can simplify bed adhesion and reduce the need for supports under the model. Open-bottom designs may be intended for assembly or to save material.
What should I check before printing an organizer or box?
Look at the base dimensions, wall thickness, and how the parts join. The author's photos can show whether the bottom layer pattern transfers to the visible surface.
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