Our Manufacturing Blog

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

Clearer CNC Plastics Without Recutting the Part

Clearer CNC Plastics Without Recutting the Part

Vapor polishing can improve the clarity and apparent smoothness of compatible CNC plastics by briefly softening and reflowing the outer surface. It does not correct toolpath errors, deep scratches, internal…

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Anodize or Powder Coat? Let the Aluminum Part Decide

Anodize or Powder Coat? Let the Aluminum Part Decide

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

Are Your Ra Callouts Costing Too Much?

Are Your Ra Callouts Costing Too Much?

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

航空宇宙部品には寸法合格以上のものが必要

航空宇宙部品には寸法合格以上のものが必要

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

実際に検査すべきCNC部品はいくつか?

実際に検査すべきCNC部品はいくつか?

An AQL sampling plan for CNC machined parts is a lot-acceptance rule, not a promise that the shipment contains no…

合格した部品でも不安定なCNCプロセスが隠れていることがある

合格した部品でも不安定なCNCプロセスが隠れていることがある

CNC process capability describes whether a stable machining process can repeatedly hold a defined specification; Cpk estimates how well the…

このCNC部品を材料ロットまで遡及できますか?

このCNC部品を材料ロットまで遡及できますか?

CNC material and dimensional traceability is the evidence chain that connects a shipped part to the stock, drawing revision, manufacturing…

1つの良品は生産開始のゴーサインではない

1つの良品は生産開始のゴーサインではない

First article inspection for CNC machined parts is a production-release checkpoint, not a ceremonial report. It confirms that the drawing,…

Which Inspection Method Fits Your CNC Part?

Which Inspection Method Fits Your CNC Part?

CMM, optical comparator, and manual inspection are not interchangeable checkpoints. Each method answers a different measurement question. A CMM is…

CNC Setup and Tooling Costs: What Buyers Should Separate

CNC Setup and Tooling Costs: What Buyers Should Separate

CNC setup and tooling costs are often hidden inside a unit price, even though they can decide whether a short…