15 years one-stop China custom CNC machining parts factory
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 03 30 1095 high carbon steel remains a top-tier choice for applications requiring extreme wear-resistance, a razor-sharp edge, or elasticity——as it has excellent hardness, yield strength, and tensile strength after heat treatment of quenching and tempering. You’ve likely encountered many products for this steel, but it’s not only enough to learn what 1095 is made into , but also understand manufacturing processes or surface finishes used to help you avoid common pitfalls and also streamline your production. In this guide, we’ll dive into the top 8 industrial and commercial uses for this high-performance alloy and explain detailed processed used and why it’s preferred for these applications.
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VMT 2026 03 29 Rapid prototyping is the catalyst for rapid iteration, transforming your 2D or 3D CAD models—from raw materials like plastics, aluminum, steel, and brass—into functional sample parts in record time. This allows you to evaluate critical design factors: Do the tolerances meet your strict assembly or sealing requirements? Does the surface finish and texture align with your brand positioning? Can geometries like fillets or radii be optimized for Design for Manufacturing (DFM) to reduce costs? Once your prototype meets all specifications, it can seamlessly transition into the most efficient manufacturing process for low-volume or mass production.
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VMT 2026 03 28 Learn how to properly stress relieve 6061 aluminum, including key processes, temperature control, and best practices. Discover how stress relieving improves dimensional stability, reduces distortion, and enhances CNC machining accuracy for precision parts.
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VMT 2026 03 27 A514 steel, also we say astm a514 steel, is an excellent low-alloy steel with quite good yield and tensile strength properties——so you can also call it a514 structural steel. Supply of the steel is mostly the tempered a514 t1 steel plate, as this form is also our clients preferred to make it produce to parts via CNC machining——We don’t machine the annealed a514 steel but the a514 t1 steel which has enhanced its yield and tensile strength. Requirements of high stress, high load-bearings, and high friction can be held by a514 CNC machined parts.
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VMT 2026 03 26 Black phosphate coating is a go-to surface finish for giving CNC-machined steel parts a professional, matte black look. However, it’s not the only solution available—treatments like black oxide and black zinc plating can closely mimic this same "blacked-out" appearance. If you’re currently trying to navigate the trade-offs between cost, durability, and performance for your steel components, and are trying to determine if black phosphate is the right fit for your project, this guide is for you. We’ll dive into the black phosphate process and provide a clear comparison with its alternatives to help you choose the most economical and high-performing finish.
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VMT 2026 03 25 When we talk about "Hardening and Tempering Steel," hardening specifically means quench hardening. It's the process where you quench the steel to change its internal structure and hit that maximum hardness level. But since hardening alone makes the steel too brittle, we follow it up with tempering. This brings back some ductility so the parts don't just snap. This combo is a must for high-hardenability steels where the part hardens all the way through—it’s the best way to make sure a part is both wear-resistant and " parts’ tough recovers a bit" so as to not to crack easily under pressure.
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VMT 2026 03 24 The choice between low and high hardenability determines whether your CNC machined steel parts achieve a "hard shell with a tough core" or a "solid, uniform consistency." Misidentifying the hardenability of a steel grade can lead to critical failures—either the core lacks sufficient strength, leading to snaps, or the entire part becomes too brittle and cracks, resulting in wasted budget and mechanical failure. This article will explore what is hardenability in depth and explain how the Jominy hardenability test measures this property to help you select the best steel grades for various CNC machining applications.
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VMT 2026 03 23 H13 Hot-Work Tool Steel (AISI H13 / DIN 1.2344) is globally recognized as a high-strength, chromium-based alloy steel, engineered for exceptional red hardness and thermal fatigue resistance. Beyond its ability to withstand extreme thermal shocks, it is a premier material for CNC Machining to high-durability molds and industrial tools. H13 stands out in the tool steel category for its ability to achieve a superior surface finish while offering relatively high machinability. Whether you are sourcing an H13 equivalent grade or looking to optimize the machining parameters for H13 components, this guide provides an in-depth analysis—from core material properties to precision cutting details.
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