Am I over-specifying gear quality and paying too much?
Quotes come back slow or overpriced. Some shops decline. Others say your tolerances look “too tight.” You start wondering—are you paying for precision that doesn’t
Quotes come back slow or overpriced. Some shops decline. Others say your tolerances look “too tight.” You start wondering—are you paying for precision that doesn’t
You expected grinding to make your helical gears run quiet — yet they still whine under load. It’s rarely a design flaw. Most often, the
Your drawing looks simple, but every quote drags. The real slowdown often isn’t workload — it’s your default tolerances. Many shops see ±0.01 mm callouts
Your gear design ran quietly in simulation — but after machining, it buzzes or hums. The supplier blames “tolerance sensitivity,” even though everything passed inspection.
Your part was drawn flat but arrived twisted. The shop blames “material stress.” In most cases, that excuse hides poor fixturing, uneven cuts, or skipped
Your CNC supplier just said your stainless-steel parts are “too difficult.” No explanation, just a rejection — and now your schedule is slipping, It’s one
You send out a drawing for a quick prototype run—something small, simple, and perfectly within tolerance. Yet instead of firm quotes, you get delays, vague
Your supplier just missed another delivery date — and now your schedule’s collapsing. Most engineers hear “running behind” only after weeks of silence or vague
Your supplier just said “not manufacturable” — again. You’ve checked the drawing, and nothing looks impossible. The real issue isn’t your part — it’s their
You get a “2-week” quote, but eight weeks later the parts still aren’t done. Your assembly stops, the project manager’s chasing updates, and you’re left
The complete guide to custom manufacturing
Everything about custom manufacturing.
Collection of materials properties
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