{"id":4036,"date":"2024-12-31T16:44:46","date_gmt":"2024-12-31T16:44:46","guid":{"rendered":""},"modified":"2025-04-07T16:58:41","modified_gmt":"2025-04-07T16:58:41","slug":"clear-resin-3d-printing","status":"publish","type":"post","link":"https:\/\/wp.unionfab.com\/de\/clear-resin-3d-printing\/","title":{"rendered":"Guide to Clear Resin 3D Printing [+ Free Cost Calculator]"},"content":{"rendered":"

Manufacturing clear parts in traditional methods like injection molding and CNC machining involves challenges such as high mold costs, long lead times, and difficulty achieving clear, smooth surfaces, especially for complex shapes.<\/p>\n

Clear resin 3D printing solves these issues by eliminating molds, enabling faster, cost-effective production with high transparency and smooth surfaces, making it ideal for small batches, rapid prototyping, and custom designs.<\/p>\n

In this article, we will break down clear resin 3D printing and compare different service providers to help you choose the most suitable one.<\/p>\n

How Does Clear Resin 3D Printing Work?<\/h2>\n

When applying 3D printing technology to manufacture clear parts, clear resins are the ideal material choice. In this section, we will break down the process into three key aspects: materials, technologies, and post-processing.<\/p>\n

Types of Transparent Resins<\/h3>\n

Transparent resins for 3D printing can be categorized into the following types based on their properties: Standard, Optical, High-Temperature, Chemical-Resistant, Flexible, and High-Strength Clear Resins. However, for most clear 3D printing applications (prototyping, concept testing, and visual representation etc.) , standard clear resin is sufficient to meet the requirements. So, it\u2019s fair to say that standard clear resin is the most commonly used material in clear 3D printing.<\/strong><\/p>\n

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\"Unionfab's
<\/figcaption><\/figure>\n<\/figure>\n

The following is the detailed data about the mechanical property of standard clear resin that Unionfab uses.<\/p>\n\n\n\n<\/colgroup>\n\n\n\n\n\n\n\n\n\n
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Property<\/p>\n<\/th>\n

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Discription<\/p>\n<\/th>\n<\/tr>\n

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Appearance<\/p>\n<\/td>\n

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Nearly colorless transparent viscous liquid<\/p>\n<\/td>\n<\/tr>\n

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Viscosity<\/p>\n<\/td>\n

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200mPa\u00b7s@25 \u00b0C<\/p>\n<\/td>\n<\/tr>\n

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Density<\/p>\n<\/td>\n

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~1.12 g\/cm3@25 \u00b0C<\/p>\n<\/td>\n<\/tr>\n

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Tensile Strength<\/p>\n<\/td>\n

\n

48MPa<\/p>\n<\/td>\n<\/tr>\n

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Flexural Strength<\/p>\n<\/td>\n

\n

86MPa<\/p>\n<\/td>\n<\/tr>\n

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Flexural Modulus<\/p>\n<\/td>\n

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2100MPa<\/p>\n<\/td>\n<\/tr>\n

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Elongation at Break<\/p>\n<\/td>\n

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12%<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

For more details, please download the datasheet<\/a>.<\/p>\n

Technologies Suitable for Clear Resin 3D Printing<\/h3>\n

Two of the most widely used technologies are SLA (Stereolithography)<\/strong> and DLP (Digital Light Processing)<\/strong>. These technologies are ideal for achieving high precision and transparency, making them the go-to choices for printing detailed and clear parts. Here\u2019s an introduction to both:<\/p>\n

SLA<\/h4>\n

SLA (Stereolithography) is one of the most popular 3D printing technologies for creating high-precision, clear resin parts. It works by using a UV laser to cure liquid resin layer by layer, building up a part with high accuracy. To get more details about SLA process, read the article: SLA vs. SLM vs. SLS<\/a>.<\/p>\n

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\n
\"SLA
SLA Process <\/em>
Source: custompartnet.com<\/em><\/figcaption><\/figure>\n<\/figure>\n<\/figure>\n<\/figure>\n

DLP<\/h4>\n

DLP (Digital Light Processing) is another highly effective 3D printing technology for printing clear resins. While similar to SLA, DLP uses a digital projector to cure the resin, enabling the printing of an entire layer at once, rather than point by point.<\/p>\n

\"How
How DLP Projectors Work <\/em>
Source: makeagif.com<\/em><\/figcaption><\/figure>\n

SLA VS. DLP<\/strong><\/p>\n