Mitsui Seiki (USA) Inc.

563 Commerce St.
Franklin Lakes , NJ 07417 US


As Seen In MoldMaking Technology

Amerimold Connects Product Showcase, Part 4
Plan ahead for Amerimold Connects with a sneak peek of some highlighted products from Mitsui Seiki, Cold Jet, LLC, PCS Company, 3D Systems, Wisconsin Engraving Company and Progressive Components.

Five-Axis Machining Centers Offer More Complete Production of Precision Hardened Cavities

Five-Axis Machining Centers Offer More Complete Production of Precision Hardened Cavities
Mitsui Seiki introduces its Vertex type III five-axis machining center series to complement the company’s traditional jig borer, jig grinder, and larger jig mill lines.

Mitsui Seiki Remains Operational Amid COVID-19 Guidelines
With the growing global and national concerns relevant to the spread of coronavirus, Mitsui Seiki relays all the actions that it has been taking since the outbreak.

A mold component laser welded at Quality Mold Inc.

Expertise in Mold Repair and Revisions Makes Quality Mold Inc. A Valuable, Full-Service Resource
Quality Mold Inc. does everything in house including mold repair and refurbishment. Customers also benefit by a mold warranty, financing and guidance. 

Noteworthy News: New Faces

Noteworthy News: New Faces
Changes in the mold manufacturing industry don’t just come from technology advancements. Here are some of the most recent news releases from supplier companies on changes and updates in personnel.

Mitsui Seiki Kogyo Ltd. Announces New President
Kinichi Kato has been named president of Mitsui Seiki Kogyo, Ltd., the parent company of Mitsui Seiki USA, Inc.

mitsui seiki

Mitsui Seiki Celebrates its 90th Anniversary
Mitsui Seiki recently celebrated the 90th anniversary of its founding with a formal dinner, noteworthy speakers and entertainment.

Makino at IMTS

Collaboration, Flexibility, Speed and More at IMTS 2018
Attendees walked the miles of aisles to find that IMTS 2018 delivered it all and so much more.

colage of molds

IMTS 2018: Process,Technology and Service Advancements
Advancements in automation and digital manufacturing took center stage during IMTS last week, but developments in additive manufacturing, cutter technology, machining solutions, simulation software, EDM, laser technology and customer service were other hot items.


IMTS Ripe with Mold and Die Technology
The complexities and tight tolerances of mold work make it a very demanding trade.

Marpss augmented reality system

Tradeshow Tuesday: On Display at IMTS 2018
Cruise through this week’s slideshow for a peek at some of what will be on display at the upcoming, biennial manufacturing show.

Mazak Variaxis i-300 five axis vertical machining center

2018 Technology Review and Sourcing Guide: Machining
MoldMaking Technology’s annual Technology Review and Sourcing Guide is an accurate, comprehensive, easy-to-read and easy-to-use use guide for researching today’s technology, equipment, products and services. The year’s latest moldmaking product developments within mold engineering/design, build and maintenance/repair are broken down into 10 sections, including machining.

A group of ballscrews in a variety of sizes

Ballscrew Inspection Considerations
Ballscrews must be inspected for diameter, pitch, lead angle and potential drunkenness to avoid wear and to achieve the necessary tolerances and surface finishes in mold work.

DMG MORI  Ecoline

SLIDESHOW: Technology Showcase, Machining
From adopting five-axis machining at a higher level to finding ways to "productionize" mold building to using more modular workholding, mold manufacturers are commited to investing in today's machining technology to stay on top of their game. Here is some of the latest product news.

jig boring and milling

Jig Boring for Mold Base Accuracy
Mold performance and durability depends on mold base quality, and hole making is a crucial step in the process.

tech mold

2013 Leadtime Leader Awards: Winner Tech Mold Inc.
A three-division approach, technology innovation and a grow-your-own skilled workforce allows this mold manufacturer to balance the entire moldmaking process — ensuring continued success and landing it this year’s 2013 Leadtime Leader Award Winner title.


Long-Term Accuracy Meets Moldmaker/Molder’s Machining Needs
“Where you do find time savings is five years or 10 years down the road, when other machines are losing their accuracy, these pieces of equipment are still accurate.”

high speed machining close up

2011 Leadtime Leader Awards: Large Shop Honorable Mention
MSI Mold Builders: Redefining Mold Manufacturing with Incremental Approval Approach.

420SS hard milling

2011 Leadtime Leader Awards: Small Shop Winner
Mold-Tech, Inc.: Technology-Driven, Detail-Oriented Precision Injection Mold Provider.

A CNC Charmilles Roboform 35P with 90/4 electrode and pallet configuration, QCRi Robot and ZAC Technology

Tech Tool & Mold, Inc.: Strength and Flexibility
This moldmaker garners the 2007 Leadtime Leader Award: Small Shop by being flexible with its customers, going lean, competing globally and uniting with other moldmakers.

Product Categories of Mitsui Seiki (USA) Inc.

Boring Machines
Five-Axis Machining Centers
Grinding Machines
High-Speed Machining Centers
Horizontal Machining Centers
Hybrid Additive-Manufacturing Machines
Jig Boring Machines
Loading/Unloading systems
Machining Cells/Work Cells
Manufacturing Automation Software
Milling Machines
Mill-Turn Machines
Pallet Changers
Vertical Machining Centers