ISO 9001:2015 Certified Manufacturer

JoinCast has systematically implemented automation across all aluminum die casting production processes to strengthen quality control and manufacturing efficiency. Our automation strategy addresses the consistency challenges inherent in manual operations, where operator variability affects dimensional accuracy, surface finish quality, and production throughput. Automated systems maintain precise process parameters throughout 24-hour aluminum die casting cycles, eliminating the quality fluctuations that occur with shift changes and operator transitions.
CNC machining operations utilize automated loading systems on 6 OKUMA horizontal lathes, enabling continuous production of aluminum die cast components with reduced manual handling. Parts move from fixture to machine automatically, maintaining positioning accuracy while freeing operators for quality verification and process optimization tasks. Fully automated surface treatment lines control immersion timing, temperature, and chemical concentration with greater precision than manual processing, ensuring consistent coating thickness and corrosion protection across aluminum die casting production batches.
Automated CNC
Loading Systems
In-Line
Quality Verification
Fully Automated
Surface Treatment

In-line quality verification integrates automated measurement at critical aluminum die casting production stages. CMM sampling and 3D scanning confirm dimensional accuracy before components advance to subsequent processes, enabling immediate correction rather than end-of-line rejection.
This automated verification approach reduces scrap rates while maintaining the ±0.015mm tolerances essential for precision aluminum die cast assemblies. Our continued investment in automation focuses on technologies that deliver measurable improvements in quality consistency and manufacturing cost control.

| Production Stage | Aluminum Die Casting | CNC Machining | CNC Machining | CNC Machining | Surface Treatment | Quality Inspection | Quality Inspection |
|---|---|---|---|---|---|---|---|
| Automation System | 24-Hour Operation, 2-Shift Systems | Automated Loading Systems (6 units) | OKUMA Genos L2000-e (14 units) | FANUC Vertical Machining Centers (33 units) | Fully Automated Treatment Lines | 3D Scanning & CMM | Automated Inspection Systems |
| Capability | Continuous high-volume production | Reduced operator dependency for lathes | Automated material handling | 4th axis automation for complex geometries | Consistent coating thickness and quality | In-line dimensional verification | Real-time process monitoring |
JoinCast strictly adheres to the ISO 9001:2015 quality management system. We have invested in a dedicated 10 person QC team for stringent quality control from incoming material to right through to final shipment.
We use Keyence 3D Scanning Systems for dimensional verification and 3D CMMs for micron-level dimensional accuracy verification












Joincast では、すべての重要工程を社内に集約し、9,900㎡の工場から安定した納期と一貫した品質を提供しています。3つの生産拠点において、135T~900Tのダイカストマシン、自動化対応の CNC加工センター、さらに統合された表面処理ラインを運用しています。
小型精密部品から最大 3kg のアルミダイカスト部品まで、ADC-12 / A383 および ADC-3 / A360 アルミ合金を使用し、24時間体制の一貫生産体制で対応しています。

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