950 Stephenson Hwy.
Ste. 106
Troy , MI 48083 US

CUMSA - Comercial de Utiles y Moldes S.A


CUMSA, we are innovation!

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Two different options: as a pre-opening plate movement of the mold , or as a double ejection system, controlling 2 sets of ejector plates when the machine actuates the upper ejector plates set.
Simple external installation, enables easy adjusting and maintenance.

A Message from CUMSA USA

Company Profile

CUMSA is a family company dedicated to the design, manufacturing and distribution of innovative standard solutions for the moldmaking and molding industries.

<p><strong><span style="color:#FF8C00">CUMSA</span></strong>, we are innovation!</p>

This unit is able to create the Vacuum (60L/min) and blow-off (6bar) through the same channel.

<p><strong><span style="color:#FF8C00">CUMSA</span></strong>, we are innovation!</p>

Possibility for cooling circuits below the date stamp as they are removed from the front (with the EF). Inner insert is always at the same level as the body of the date stamp.

<p><strong><span style="color:#FF8C00">CUMSA</span></strong>, we are innovation!</p>

Enables quick replacement of ejectors, ejector sleeve and molding inserts without taking the mold from the press.

As Seen In MoldMaking Technology

Versatile Sprue Adjusters Suited to Large Parts
CUMSA’s new 24-mm-diameter sprue adjusters are compatible with nozzle sizes up to 22 mm, as well as with both trapezoidal and full round runners.

Daters and Center Inserts Provide Continuous Quality and Reliability
CUMSA USA continues to provide continuous reliability and quality with its stainless steel original daters and center insert components.

mold on shop floor

Robust External Plate Controllers Solve Ejection Problems
Innovative, robust, external synchronized plate controllers solve ejection problems on molds at 3DTech, reducing time, complexity and effort.  

Double Ejection Systems Designed to Control Sequence of Plate Openings
CUMSA USA double ejections systems are designed to control the sequence of the double ejections or plate openings.

Tech Trends: Most Viewed Products of 2019, Part IV
As 2019 comes to an end, see the most viewed products from throughout the year that could bring your business success in 2020.

Noteworthy News: Customer Benefits
These companies are treating their customers right with recent updates to ecommerce, expanded selections and delivery systems.

K Show Report: Next-Level Efficiency and Control
With a show as big as K 2019 with more than 3,000 exhibitors from 63 nations, you may think that identifying a theme among all the technology would be difficult, but after all is said and done, two words come to mind: efficiency and control.

E-commerce Available to Purchase CUMSA Center Inserts, Daters with Traceability Components
CUMSA USA has officially announced the launch of its new e-commerce site,, as of September 30, 2019.

Double Date Stamp Reduces Costs and Space
Cumsa showcases its Double Date Stamp Ø16 Blank.

External Double Ejection Systems Designed to Control Sequence of Plate Openings
CUMSA’s double ejection systems were designed to control the sequence of double ejections or plate openings.

Tech Trends: K 2019 Sneak Peek, Part 3
Not only will K 2019 be hosting discussions on hot industry topics, but it will be exhibiting products from exhibitors like HRSflow, CUMSA USA and Hasco.

Tech Trends: K 2019 Sneak Peek, Part 2
Though K 2019 is only a month away, we here at MoldMaking Technology want to give you a sneak peek at the types of products you’ll see from its exhibitors, right here.

2019 Technology Review: Mold Components
MoldMaking Technology’s 2019 Technology Review and Sourcing Guide offers some of the latest highlighted products and services from supplier companies from a variety of categories, including mold components.

DMS at Amerimold 2019

Amerimold 2019: More Products From the Show
More highlights of moldmaking industry products from the exhibitors at Amerimold 2019.

Mastip VeriShotᵀᴹ features Mastips FlowLoc™ threaded leak proof nozzles

Featured Products from Amerimold 2019
The first in a series of slideshows providing a look at products featured during Amerimold 2019.

Amerimold 2019 Product Showcase, Part 3
Plan ahead for Amerimold 2019 with a sneak peek of some highlighted products from the show’s extensive list of exhibitors!

Hydraulic Block Cylinders Improve Interchangeability and Maintenance
Cumsa USA releases a line of hydraulic block cylinders that are technically reliable and designed for the high standards required in the moldmaking industry.

Cumsa block cylinders for molds

New Block Cylinder Line Offers Multiple Sizes and Mounting Styles
Cumsa expands its product offerings with its own line of block cylinders in multiple sizes and mounting styles. 

New Meusburger stainless-steel components.

Tooling: New Mold Components at Fakuma Show
Automatic safety locks, mold status indicators, hose manifold blocks, online ejector configurators, and new flexible lifters.

Cumsa Smart Worm lifters

Lifters Simplify Release of Small Undercuts in Molds
Cumsa says that the advantage of its Smart Worms is that they do not need any mechanism in the ejector plates.

2018 Technology Review and Sourcing Guide: Mold Components
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 mold components.

Product Categories of CUMSA USA

Air and Hydraulic Cylinders
Date Inserts
Ejector Pins, or "Knock-out Pins"