Why Suppliers Reject Exotic Material Designs — and How to Fix It Early

polyimide part

Got a ‘not machinable’ rejection after specifying an exotic material? It’s a common sourcing roadblock — and usually not your fault. Titanium, Inconel, Ultem, PEEK — these high-performance materials often trigger supplier rejections or inflated quotes. But in most cases, it’s not about your drawing. It’s about their limits. Most rejections happen because shops fear […]

No Supplier Network? Build One That Handles Complex Parts

sheet metal in laser cutting process

Struggling to find suppliers who can handle complex parts — or build a network that actually delivers? You’re not alone. Engineers often face silence, rejections, or blown timelines when sourcing tight-tolerance or exotic-material components. To build a supplier network that actually handles complex parts, focus on verifying real capabilities, screening for red flags early, and […]

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