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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 drawing requirement forces extra setups, smaller tools, longer inspection, or…

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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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嵌合を損なわずに錆を防ぐ：黒色酸化皮膜か亜鉛か？

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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部品を再切削せずに透明なCNCプラスチック

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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あなたのRa指示はコストがかかりすぎていませんか？

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,…