Customer Case Studies
Real machining challenges solved by KGL. Each case shows how we approach difficult materials, tight tolerances, and complex geometry.

Thin-Wall Stainless Steel Part for Semiconductor Equipment
A 150 x 45 x 6 mm SUS304 part with 0.3 mm walls, 0.1 mm micro-holes and 0.01 mm GD&T, delivered to the world's leading semiconductor lithography equipment maker.

PEI Aerospace Wastewater Treatment Part That Replaced 3D Printing
A PEI aircraft wastewater component machined to ±0.02 mm with Ra 0.8, replacing both 3D printing and injection molding for a top-tier European aerospace and defense group.

Precision Joint Parts for Humanoid and Collaborative Robots
Joint arms and housings for one of the world's largest collaborative robot manufacturers, machined with 0.01 mm multi-axis coaxiality, expedited sampling and 99.5% first-pass yield.

5-Axis CNC Machined Impellers and Bladed Rotors
Aerospace propulsion and industrial turbomachinery components machined from solid billets with airfoil profiles held to ±0.008 mm and dynamic balance to ISO G1.0.
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5-Axis CNC Machined Turbine Housing and Stator Vane Assembly
A thin-walled cylindrical housing with integrated radial ports and internal stator vanes, completed in one multi-axis setup to hold coaxiality and profile within 0.005 mm.
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5-Axis Precision Machined Components for Robotics
Lightweight structural limbs, joint housings and gear rings for quadruped, humanoid and industrial robots, machined with 0.005 mm bore concentricity and hard-coat anodizing.
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5-Axis Machined Engineering Polymer Components for Wastewater Treatment
PEI, PSU, PPSU, PTFE, PEEK and PVDF manifolds, valve bodies and pump covers for harsh wastewater and ultrapure water systems, held to sealing faces within ±0.005 mm.
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CNC Machined Optical Lens Barrel and Zoom Helicoil Assembly
Multi-piece nested optical housings with cam grooves, inner helicoil threads and mounting flanges, machined to coaxiality and runout within 0.002 mm.
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Semiconductor lithography equipment
The world’s leading semiconductor lithography equipment maker buys thin-wall SUS304 core parts from us: 0.3 mm walls, Ra 0.4 surfaces, GD&T within 0.01 mm, verified on Hexagon and Zeiss CMMs.
Aerospace and defense
A top-tier European aerospace and defense group moved PEI wastewater parts from 3D printing and injection molding to our machining: ±0.02 mm held, Röchling PEI stock sourced direct from Germany, full FAI on request.
Collaborative robotics
One of the world’s largest collaborative robot manufacturers lists KGL as a head-tier supplier of humanoid and collaborative robot core parts, with expedited sampling and 7-day batch delivery.
Reference calls and factory visits can be arranged under NDA: kgl@kglmfc.com.
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