International Mold Steel Inc.

6796 Powerline Dr.
Florence, KY 41042 US


A Message from International Mold Steel Inc.

Company Profile

International Mold Steel offers a unique line of pre-hardened mold steels to improve the quality and reduce the cost of creating molds.

Better Steels Build Better Molds

Porcerax II is a sintered,porous metal with porosity in the range of 20 to 30% by volume.

Better Steels Build Better Molds

DH2F is the best machining pre-hardened H13-type steel available.

Better Steels Build Better Molds

PX5 - Uniform hardness (approximately 32 HRc) from surface to core assures that strength and hardness at the mold center are the same as at the surface.

As Seen In MoldMaking Technology

2019 Technology Review: Mold Materials
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 materials.

Steel Resists Wear from Abrasive Resins, Extends Tool Life
DC53 is a fully hardenable mold steel from International Mold Steel that withstands wear from abrasive resins.

A-side mounting plate for mold inserts from Dramco Tool

Mold Steel Composition Streamlines Moldmaking Process
A mold material’s performance characteristics, like uniform hardness and dimensional stability, enabled Dramco Tool Co. Inc. to build a compression mold faster and more economically.

Sunglasses mold made with Uddeholm’s Mirrax ESR and a pair of sunglasses

2018 Technology Review and Sourcing Guide: Mold Materials
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 materials.

Prehardened mold steel

Welding Pre-hardened 40 Rockwell Material
Key tips help ensure safe shop welding practices when using pre-hardened 40 Rockwell material.

AI-Rock from Alpha Laser

Tradeshow Tuesday: On Display at Amerimold 2018, Part 7
Amerimold 2018 is next week! Is your schedule booked? Are your bags packed? Check out this week’s slideshow to see some of what will be on display at the show.

International Mold Steel material

Pre-Hardened Steels Eliminate the Need for Secondary Machining
International Mold Steel says its steels save moldmakers time by eliminating the need for heat treat.

International Mold Steel S-Star 420 Modified cavity and core steel.

Pre-hardened Steels Eliminate the Need for Heat Treat
International Mold Steel says its steels save moldmakers time by eliminating the need for heat treat.

Forged blocks of mold and die steel at Ellwood Specialty Steel.

Performance and Price Drive Developments in Mold Materials
Mold material suppliers are working to develop new, improved mold-material grades that will deliver on customers’ need for machinability, toughness, thermal conductivity and price.

a SLA hand shown on the platform in a SLA machine

Top-Viewed Articles on MMT
Click through the slideshow to see which topics have been of particular interest to the MMT community over the years.

Alliance Laser Sales team with donation check for iWarriors 2017

Fun Friday: The Moldmaking Community Shows Patriotism, Heart and More
On September 15, 2017 our team at Alliance Specialties and Laser Sales partnered with our friends Tim and Kim Bartz from iWarriors and Mold Craft to host the inaugural Alliance iWarriors Charity Golf Outing.

Moldmaking Hits Nebraska
Looking for an opportunity to see what’s new in products and technologies for mold building and molding? Then join MMT on October 3rd in Grand Island, Nebraska.

Alliance laser machines

Amerimold 2017: Multitudes of Metalworking Materials and Machines
Amerimold proved once again that it is THE event for moldmaking.

PCS - IMS NAK 55 mold bases and mold plate

Pre-Hardened Mold Steel Offers Faster Machining
PCS Co. is the exclusive supplier of mold bases and mold plate made from International Mold Steel’s NAK 55 material.

Stainless Steel Grade Features Mirror Finish
International Mold Steel offers its newest stainless steel grade, S-Star 420 ESR, which features a mirror-finish surface, high corrosion resistance and hardness ranging to 53 HRC.

molded products for surger

SLIDESHOW: Technology Showcase, MMT Surprise
This week's slideshow is an MMT 'Surprise' Showcase, editor’s picks for the week.

Pre-hardened Mold Steel Machines Faster Than P20
NAK 80 from International Mold Steel and Daido Steel is a pre-hardened mold steel (38-42 HRC) designed to be machined 10-15 percent faster than P20 steel.

apple flexible keyboard

Getting Schooled in Mold Material
I met Roland Krevitt shortly after we launched MoldMaking Technology magazine back in 1998 and he had a wealth of experience and stories to share back then. He is still sharing them today. They are mostly about his experience with mold materials, which is always quite the hot topic with MMT's readers, so I thought I'd let him share some of his experiences here with you.

Stainless Steel Can Be Heat-Treated to 50-53 HRC
International Mold Steel will introduce S-Star-A, a 420 stainless steel in the annealed condition that can be heat-treated to hardness of 50-53 HRC and will be stocked in plate form to 6" thick.

venting material

The Potential of Enhanced Venting Materials
Stop fighting venting problems with mold retrofits and prevent them by designing the original mold with an enhanced venting steel.

Get Schooled on Mold Material Selection
The evolution of pre-hardened mold steels was presented during the "Global Advances in Pre-hardened Mold Steels" webinar by International Mold Steel last month, and audience members walked away learning these five facts about mold steels.

Product Categories of International Mold Steel Inc.

Band Saws
Grinding Machines
Gun Drilling Machines
Milling Machines
Stainless Steel
Tool Steel/Mold Steel
Vertical Machining Centers