Materials
Materials
Practical notes from our engineers on tolerances, materials, finishes and design for manufacturing — plus news from our plants in Dongguan and Zhaoqing.
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6061 vs 7075 Aluminum for CNC Parts
6061 machines easily, anodizes well and resists corrosion; 7075 comes close to steel in strength. How to pick the right grade for brackets, housings and structural parts.
7 min read -
304 vs 316 Stainless Steel for Machined Parts
Both are austenitic grades, but the molybdenum in 316 gives it better resistance to chlorides. Which one your part really needs — and what it costs.
7 min read -
Brass vs Copper for Machined Fittings and Electrical Parts
Brass is free-machining and ideal for fittings and threaded parts; copper wins on electrical and thermal conductivity. The trade-offs in cost and machinability.
7 min read
