Our Manufacturing Blog

In-depth technical articles, material comparisons, CNC machining insights, and problem-solving guides from the Jucheng engineering team.

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5軸は本当に3軸よりコストが高いのか？

9月 22, 2026

Five-axis machining usually carries a higher machine rate, but that does not mean it produces the higher part cost. A 5-axis route can become less expensive when it replaces several…

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その厳しいCNC公差は追加コストに見合うのか？

9月 22, 2026

A tight CNC tolerance becomes expensive when it changes the manufacturing route, not simply because the number on the drawing…

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CNC見積もりがなぜこんなに高いのか？まず図面を確認しよう

9月 22, 2026

If a CNC quote is too high, the first question is not how much the supplier can discount—it is which…

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マット、リニア、ミラー？適切な金属仕上げを選ぶ

9月 21, 2026

Bead blasting creates a diffuse matte texture, brushing creates a directional grain, and polishing reduces visible texture toward a bright…

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クリーンかスムーズか？適切なステンレス仕上げを選ぶ

9月 21, 2026

Passivation and electropolishing are not two grades of the same stainless-steel finish. Passivation is primarily a chemical cleaning and conditioning…

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Stop Rust Without Ruining Fit: Black Oxide or Zinc?

9月 21, 2026

Black oxide is usually chosen when low dimensional change, dark appearance, and oil-assisted protection matter; zinc plating is chosen when…

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Clearer CNC Plastics Without Recutting the Part

9月 18, 2026

Vapor polishing can improve the clarity and apparent smoothness of compatible CNC plastics by briefly softening and reflowing the outer…

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Anodize or Powder Coat? Let the Aluminum Part Decide

9月 18, 2026

Anodizing and powder coating can both protect and color aluminum, but they solve different product problems. Anodizing converts the aluminum…

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Are Your Ra Callouts Costing Too Much?

9月 18, 2026

A lower Ra value is not automatically a better CNC surface. It can require slower finishing passes, fresher tools, more…

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航空宇宙部品には寸法合格以上のものが必要

9月 17, 2026

Aerospace CNC inspection requirements extend beyond checking dimensions. A conforming evidence package may need to connect drawing characteristics, material identity,…