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The VMT blog is dedicated to sharing our hard-earned knowledge in prototype manufacturing. We hope these articles will help you optimize your product designs and gain deeper insight into the world of rapid prototyping. Enjoy the read!
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2026 10 14 Precision-machined metal components are a popular choice due to their high precision, dimensional stability, and a wide selection of surface finishes and treatments. However, these metal products often require a surface identification process, such as company logos, critical part numbers, batch codes, or 2D barcodes (QR codes) for traceability, which is essential for modern manufacturing and quality control. For custom metal component projects, metal laser engraving has become a highly favored solution. Unlike traditional stamping, chemical etching, or ink printing, laser engraving delivers micron-level precision, exceptional durability, and complete design flexibility without compromising the structural integrity of precision-machined parts. In this comprehensive guide, we will break down everything you need to know about metal laser engraving for custom CNC parts, including: core working processes and parameters, compatible vs. hard-to-engrave metals, engraving effects, depth control, surface finish considerations, and practical applications.
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VMT 2026 10 14 This article provides a clear, data-driven comparison between injection molding and extrusion molding. You’ll learn how both processes compare in terms of surface finish, durability, part complexity, and production cost. Furthermore, this bolg aims to address common production pain points, such as cross-sectional variations in extrusion and high upfront tooling expenses, and explore how secondary processes like precision CNC machining ensure your parts meet strict design specifications.
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VMT 2026 10 12 For free-cutting brass C36000, many industrial hardware components can be manufactured quickly and cost-effectively using CNC machining, yet it is unsuitable for applications requiring high electrical conductivity, such as various connectors. Pure copper (C11000/C10200) is indeed the most conductive metal, but because it is too soft, it is difficult to machine into dimensionally stable parts with complex structures. This is where free-machining tellurium copper C14500 serves as a practical CNC machining material option.
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VMT 2026 10 09 The journey from prototype design to CNC machining production in the realm of CNC machined parts manufacturing is a complex and intricate process. This article provides a detailed analysis of this process, aiding readers in comprehending how to efficiently and accurately realize the transition from concept to physical entity, while also addressing common challenges encountered along the way.
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VMT 2026 10 09 Nylon is a vital engineering plastic and synthetic fiber that has played a pivotal role across numerous industries since its inception. It is widely used to replace lower-strength metal components in automotive engines, as well as serve as an excellent option for electrical insulation, industrial wear resistance, and self-lubricating parts.
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VMT 2026 10 08 Powder coating stainless steel or steel is a surface treatment method that involves the even application of powder coating onto the surface of stainless steel or ordinary steel (typically carbon steel). Subsequently, through a baking or curing process, the powder coating is transformed into a robust protective layer. This method aims to provide corrosion resistance, aesthetics, and protection.
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VMT 2026 09 30 6061 and 7075 aluminum are two well-known materials for CNC machining. The former features a good strength-to-weight ratio and is more common and economical in general industrial applications, such as 6061 aluminum heat sinks, electronic enclosures, automotive chassis, and drone brackets. The latter possesses a higher strength-to-weight ratio but comes at a higher cost, making it typically more common in high-performance racing, drones, or aerospace applications.
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VMT 2026 09 30 CNC machined brass parts possess various distinct properties, such as superior corrosion resistance, excellent machinability, and high toughness, which are primarily determined by the characteristics of different brass grades. In practical applications, considering the properties of brass types and grades is indeed essential, but it is not the only factor.
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