OEM MANUFACTURING BLOG
Practical, drawing-led technical content for teams preparing a manufacturing route, supplier discussion, or controlled RFQ.
8 in-depth articles in this topic clusterTOOLING AND DFM
Use these articles to identify the engineering and sourcing information that should be settled before a process, tool, finish, quality plan, or delivery condition is assumed.
Choosing the right stamping die affects part quality, press utilization, tooling risk, and total landed cost. This guide compares progressive, transfer, compound, and single-stage tooling, explains where each fits, and gives OEM buyers a practical RFQ and pre-production checklist for making a defensible sourcing decision.
Die maintenance is a purchasing variable, not merely a shop-floor task. This guide explains how die design, material choice, lubrication, inspection, sharpening, and repair planning influence tool life, part consistency, downtime, and total cost for OEM metal-stamping programs.
Die design determines far more than how a sheet-metal blank changes shape. It controls material flow, dimensional stability, burr direction, forming loads, tool life, and inspection risk. This guide explains the design decisions OEM buyers should review before ordering custom stampings, from clearances and pilots to draw radii, springback control, maintenance access, and a disciplined RFQ checklist.
Well-designed fixtures do more than hold a part: they control datum location, distortion, access, and process consistency. This guide explains how OEM buyers and engineers should evaluate fabrication fixturing, balance restraint with accessibility, identify failure modes, and define fixture requirements clearly in an RFQ before production begins.
Progressive dies can remain productive for years, but ownership terms often determine whether an OEM can transfer production smoothly. This guide explains title, access, maintenance records, design files, storage, relocation, and supplier-change responsibilities so sourcing teams can protect continuity, avoid hidden dependencies, and define tooling expectations before the first production order is released.
A production-ready metal-part drawing does more than show shape and dimensions. It communicates material, tolerances, datums, finishes, inspection criteria, and revision intent so an OEM and its supplier can quote, manufacture, inspect, and approve the same part with fewer assumptions.
GD&T is more than a drawing language: it connects OEM design intent with machining, fixturing, measurement, and assembly. This guide explains datums, feature controls, bonus tolerance, inspection planning, and RFQ questions so sourcing teams can specify functional requirements without paying for vague or unnecessarily restrictive tolerances.
Choosing the right assembly fit affects function, serviceability, cost, and field reliability. This practical guide explains clearance, interference, and transition fits for custom metal parts, showing OEM buyers how to define limits, account for temperature and finishes, control variation, and build a clearer RFQ and pre-production approval process.