Practical technical guides for engineers and buyers sourcing custom CNC machined parts — covering custom CNC machining, cost and DFM design rules, rapid prototyping, 5-axis, milling vs turning, tolerances and surface finish, materials, finishing and DDP shipping to Europe.

5-axis CNC machining guide covering simultaneous vs 3+2 milling, tight tolerances, materials and real precision parts manufactured in our ISO 9001 China factory.

CNC milling services for custom precision parts: 3-axis and multi-axis milling, materials, tolerances, finishing and real milled parts from our ISO 9001 China factory.

CNC turning services for precision rotational parts: shafts, sleeves, bushings, pins and fittings, with turn-mill and Swiss-type capability in our ISO 9001 China factory.

Aluminum CNC machining for custom parts in 6061, 7075 and 6063: milling, turning, anodising and real precision aluminum components from our ISO 9001 China factory.

Large aluminum plate gantry machining: base plates, fixture plates, cooling plates and structural panels with controlled flatness and tight tolerances in our China factory.

Stainless steel CNC machining for precision 304 and 316 parts: corrosion-resistant components, medical and food-grade finishes, tolerances and real parts from our ISO 9001 factory.

Brass and copper CNC machining for fast, precise fittings, bushings, pins, busbars and EDM electrodes: grades, tolerances and real conductive parts from our China factory.

Engineering plastics CNC machining for PEEK, PEI (Ultem), POM (Delrin), nylon and other high-performance polymer parts: properties, tolerances and real components from our factory.

Sheet metal fabrication for custom enclosures, cabinets, chassis, boxes and brackets: cutting, bending, welding and finishing of precision housings in our China factory.

Plastic injection molding for custom molded parts: materials, tooling, overmolding, tolerances and real molded components manufactured in our ISO 9001 China factory.

Swiss vs conventional CNC turning compared: bar diameter, tolerances, aspect ratio, live tooling, cost and lead time — with a practical decision guide for small precision parts.

Ti-6Al-4V vs Grade 2 vs ELI explained, what drives titanium part cost, and design tips to keep tolerances, finish and budget predictable.

Custom CNC machining explained end to end: drawings and DFM, materials (aluminum, stainless steel, PEEK), milling, turning and 5-axis, finishing and CMM inspection for precision parts.

2026 CNC machining cost guide: hourly rates by region (China, US, Europe), 3-axis vs 5-axis prices, cost per part by quantity, and 12 DFM tips to cut your CNC cost.

Practical CNC design guidelines (DFM) with real numbers: minimum wall thickness, hole depth-to-diameter, corner radii, thread depth, tolerance, undercuts and a free checklist.

6061 vs 7075 aluminum compared for CNC parts: yield and tensile strength, weight, corrosion, machinability, anodising, cost and typical applications, with a clear picker.

CNC rapid prototyping explained: how it works, realistic lead times (days not weeks), prototype cost and tolerance, CNC vs 3D printing vs moulding, and prototype-to-production.

CNC milling vs turning explained — part geometry, features, tolerances and cost, and when to use turn-mill or 5-axis for mixed round and prismatic parts.

When 5-axis machining is worth it: continuous 5-axis vs 3+2, one-setup accuracy, better finish, typical parts, materials and tolerance.

Why brass and copper machine fast and cheap — C36000 brass turned fittings, copper heatsinks, busbars and EDM electrodes, grades, tolerances and finishes.

What tolerances and surface finish to specify: ISO 2768, ±0.01 mm, Ra values for milling and turning, GD&T, CMM inspection and material certificates.

Prototype vs volume: compare upfront cost, lead time, materials, tolerance, finish and geometry to decide whether to CNC machine or injection mould plastic parts.

Compare PEEK, PEI (Ultem) and POM (Delrin/acetal) for CNC machined parts: temperature, strength, electrical insulation, wear, chemical and moisture resistance and cost.

A practical guide for European buyers: EXW/FOB/DDP incoterms, courier/air/sea shipping, realistic lead times, customs and VAT, and how to control quality with an ISO 9001 CNC supplier.

Clear, coloured and hard anodising explained for CNC machined aluminum parts — film thickness, surface finish, masking, dimensional growth and design best practice.

A practical comparison of aluminum (6061/7075/6063) and stainless steel (304/316) for CNC machined parts: weight, strength, corrosion, cost, machinability and finishing.

How gantry-type CNC machining centres mill large aluminium plates for base plates, fixture plates, cooling plates and structural plates, with controlled flatness and tight tolerances.
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