STRENGTH OF YAMATOStrengths of YAMATO

04Quality Management

QUALITY CONTROLQuality Management System

To deliver products that meet our customers' expectations,

Our quality management is currently conducted by a team of 10 staff members who perform instrument-based management, quality assurance of internal and external processed parts, and management of measurement data. We also conduct cleaning and sealing operations. The main objective of quality management is to deliver products that meet our customers' expectations. We believe that delivering the correct product leads to the display of performance.

Process assurance and full inspection are also implemented

For in-house products, we conduct process assurance using pre- and post-production check sheets. For external ordered products, we implement a system of 100% acceptance inspection to ensure that no defective products are released.
Currently, we deliver approximately 30,000 items per month to our major customers, and there are many months where we achieve a 0% defective rate and number

Certification of "ISO9001" and "ISO14001"

To meet the diverse requirements of our customers, our company has obtained "ISO 9001" and "ISO 14001" certifications. We will continue to implement new initiatives to maintain high levels of management and improvement of processes and quality, not only relying on our high technical capabilities

Scope of Certification:
- Manufacturing of machined parts for semiconductor manufacturing equipment
- Design, development and manufacturing of general industrial manufacturing and inspection equipment (including semiconductor equipment, printed circuit board equipment, control equipment, automotive component jigs and tools, etc.) and their components

Possession of quality management equipment

This is the quality management equipment owned by YAMATO Corporation. It conducts accurate measurements using three-dimensional measuring devices and other equipment.

Equipment name Equipment Model Manufacturer Number of units
CNC Coordinate Measuring Machine mju NEX-C4 TOKYO SEIMITSU 1 unit
CNC Coordinate Measuring Machine CONTURA RDS TOKYO SEIMITSU 1 unit
CNC Coordinate Measuring Machine SVA1215A-C6 TOKYO SEIMITSU 1 unit
CNC Coordinate Measuring Machine ACCURA TOKYO SEIMITSU 1 unit
Surface Roughness / Texture measurement SURFCOM1900D×3 TOKYO SEIMITSU 1 unit
Measuring Microscopes MM-800/L NIKON 1 unit
Helium Leak Detector M-222LD-D-H CANON ANELVA 1 unit

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