Blog

rpproto-blog
CNC Milling Aluminium As Machined
CNC Machining
Michael

Surface Roughness for CNC Machining

Surface Profile Comparison — microscopic cross-section view Ra values in µm Ra 3.2 µmDefault Ra 1.6 µmPrecision Ra 0.8 µmHigh-precision Ra 0.4 µmUltra-precision What Is Surface Roughness? Surface roughness describes the microscopic peaks and valleys left on a machined surface as a result of the cutting process. Even a surface that looks perfectly smooth to the naked

Read More »
Hair Removal Laser Machine
CNC Machining
Michael

Laser Hair Removal Device Prototypes

— Medical Device · Rapid Prototyping 50 Units. 20 Days.Zero Compromises. How RpProto delivered a complete laser hair removal device prototype run for a European medical aesthetics company — on time, across four materials and six manufacturing processes. 50 Complete Assemblies 20 Days to Delivery 4 Materials Used 6 Manufacturing Processes Project Overview An International

Read More »
Key factors that affect CNC machining cost – material, geometry, tolerance, volume, and lead time explained
CNC Machining
Michael

Key Factors That Affect CNC Machining Costs

CNC (Computer Numerical Control) machining continues to be one of the most accurate and reliable manufacturing methods across industries. Its ability to produce complex, high-precision parts makes it a top choice for prototyping and low-to-mid volume production. However, the price is anything but fixed. Whether you’re paying $12 per hour for 3-axis milling at a

Read More »
Stainless Steel Material 304 vs 316
CNC Machining
Michael

304 vs 316 Stainless Steel: Which One Should You Choose?

304 stainless steel and 316 stainless steel are materials we often use in rapid prototyping, sheet metal fabrication and CNC machining. Choosing between 304 and 316 stainless steel can be overwhelming. They are all durable and corrosion-resistant. But their chemical composition, cost, and performance in different environments is different. We will compare the key differences,

Read More »
CNC machining factory floor with multi-axis machines in RpProto China
CNC Machining
Michael

Top 10 CNC Machining Services Company in China (2026 Updated)

A neutral, research-based evaluation of China’s leading CNC machining service providers — with tolerances, certifications, and best-fit guidance. Why Choose a CNC Machining Service Company in China? China has emerged as a global leader in CNC machining, offering high-quality, cost-effective solutions across industries. Here’s a breakdown of why partnering with a CNC machining company in

Read More »
inspection
CNC Machining
Michael

Quality Control and Inspection in CNC Machining

In CNC machining, accuracy isn’t just a goal—it’s a necessity. Achieving precision requires robust quality control processes and consistent inspection methods. By adhering to proven techniques, CNC manufacturers can ensure that each part meets specific tolerances, functions as expected, and has a smooth finish. This guide explores the methods, tools, and stages involved in CNC

Read More »
CNC milling operation with coolant on a precision metal part
CNC Machining
Michael

CNC Milling Essentials

What is CNC Milling?  CNC (Computer Numerical Control) milling is a subtractive manufacturing process that uses rotary cutting tools to remove material from a workpiece, creating precise shapes and intricate designs. Unlike other CNC processes like turning—which spins the material itself—CNC milling rotates the cutting tool along multiple axes. This enables detailed cuts and complex

Read More »
aluminum cnc machining china
CNC Machining
Michael

Why CNC Machining is Ideal for Complex Geometries in Prototyping

Precision and complexity are crucial in modern product development, especially when prototyping intricate designs. Complex geometries often pose significant challenges, including maintaining tight tolerances and ensuring structural integrity. Traditional methods struggle to meet these demands, leading to costly delays and design compromises. CNC rapid prototyping offers the perfect solution. With its high precision and versatility,

Read More »
PEEK Machining Process
CNC Machining
Michael

PEEK Plastic CNC Machining: Process, Benefits, and Applications

Polyether ether ketone (PEEK) has become one of the most valuable high-performance plastics across industries such as aerospace, automotive, and medical. It’s known for its exceptional strength, heat resistance, and chemical stability. When it comes to manufacturing precision components from PEEK, CNC (Computer Numerical Control) machining is often the method of choice. In this blog,

Read More »
Precision CNC machined aluminum part
CNC Machining
Michael

5 Key Challenges in Aluminum Machining and How to Overcome Them

Aluminum is a widely-used material across industries, prized for its lightweight, corrosion resistance, and impressive strength-to-weight ratio. From automotive parts to aerospace components, aluminum plays a crucial role. However, machining aluminum can be more challenging than it might seem. If you’ve worked with it, you already know that getting the best results requires careful attention

Read More »
Scroll to Top