Welcome to Unionfab's knowledge base for practical insights into different manufacturing processes, materials, and design decisions.

Learn about 3D printing costs, including in-house vs. outsourcing options, with a free cost calculator and saving tips.
![Guide to Exhaust Manifold 3D Printing [+Cost Calculator]](https://ufc-dtc-cms.oss-accelerate.aliyuncs.com/blog/20250713/230747_i4iw08dmh.png?x-oss-process=image/format,webp)
Learn how 3D printed exhaust manifolds enable faster design, reduced weight, and better flow. Explore SLM tech, top materials, and cost-effective solutions.

Discover how 3D printing accelerates robot manufacturing with the right materials, design tips, and cost-saving strategies. Learn what parts to print and why.

Understand the key differences between tensile and yield strength in 3D printing—design stronger, safer parts with the right mechanical insights.

Discover how additive manufacturing is transforming UAV design with faster prototyping, lightweight materials, and enhanced customization for next-generation drones

Discover how to design and manufacture 3D printed turbos using high-temperature metal alloys like Inconel.

Discover the causes of 3D print spaghetti and how to fix it with expert tips and practical solutions to boost success and reduce material waste.
![Guide to Maraging Steel [+ Properties & Applications]](https://ufc-dtc-cms.oss-accelerate.aliyuncs.com/blog/20250618/221729_27a7qa9hw.png?x-oss-process=image/format,webp)
Discover the properties and design guidelines of maraging steel, and how Unionfab helps you get high-strength parts with precision and speed.
![Guide to Inconel 625[+ Property Comparison]](https://ufc-dtc-cms.oss-accelerate.aliyuncs.com/blog/20250616/114617_c1hye9w9a.png?x-oss-process=image/format,webp)
Discover why Inconel 625 excels in corrosion, heat, and fatigue resistance—ideal for aerospace, marine, and energy parts made via machining or 3D printing.

Learn how to design and 3D print durable sprockets with the best materials, techniques, and expert tips for functional and prototype use.
![Guide to 3D Printed Bearings [+Material Selection Tips]](https://ufc-dtc-cms.oss-accelerate.aliyuncs.com/blog/20250612/231236_0cubshkbh.png?x-oss-process=image/format,webp)
Learn how to design and choose 3D printed bearings for your projects. Discover material options, compare with CNC, and explore real-world applications—all with expert insights from Unionfab.
![Guide to Annealing 3D Prints [+ Why & How]](https://ufc-dtc-cms.oss-accelerate.aliyuncs.com/blog/20250612/173307_xffkjx61n.png?x-oss-process=image/format,webp)
Learn how to anneal 3D printed parts for better strength, heat resistance, and dimensional stability. Covers thermoplastics and metals, temperatures, equipment, and safety tips.

Discover why 3D printing smells, what materials release odors, the health risks involved, and how to reduce fumes for a safer printing environment.
Want to learn more about CNC machining, 3D printing, vacuum casting, sheet metal fabrication, or material selection? Subscribe to Unionfab's newsletter for practical design tips, process guides, and manufacturing resources delivered to your inbox.
Unionfab is China's Largest 3D Printing Manufacturing Company for Rapid Prototyping and On-Demand Production Parts.
