Custom Mold Bases and Large Mold Bases, Large Plate Capacity

Mac-Mold Expands!

We've added more machining capacity with a new 2012 vertical milling center.
Custom Mold Bases

Our competitive advantage is that we specialize in the most difficult custom mold bases that can be manufactured for overmolding, rotational, shuttle, closure, stack, compression, thermoset, unscrewing, plastic injection...
Waterjet Cutting

Abrasive waterjet cutting from Mac Mold Base expands our capacity for mold base production and opens the door to a variety of service work from aerospace, jig and fixture, defense, advertising and more!
Gun Drilling

Mac-Mold Base is best known for custom mold bases. However, we also offer contract gundrilling in standard and metric. Drilling capacity of up to 2” diameter, with maximum depth from one edge of 84”, and a total depth of 168”.
3D Machining

MMB will 3D machine and surface contour as a service to the mold and die cast industry. We use either a vertical or horizontal mill that can handle the largest molds. When a customer receives a completed base that has the cavity and core roughed and stress relieved, it gives a jump...

Custom Mold Bases & Large Mold Bases

Large Plate Capacity

With our state-of-the-art Kuraki CNC Horizontal Boring and Milling Machine, we can handle up to nine-tons. With its large machining window we can meet our customer’s needs.

A large or custom mold base from us means a turn key solution:

Full project management in large and custom mold bases
Experience in design, manufacturing and quality control (ISO 9001:2008 rating) for overmolding, rotational, shuttle, stack, compression, thermoset, unscrewing, plastic injection, prototype mold and large capacity injection mold bases
Full multi-plant capacity to handle multiple mold orders including the largest plates

Many of the standard and large custom mold bases include these features:

Precisely machined steel, stainless steel, aluminum or P20 pre-hard steel
Our plate is available in rough, ground and finished to your specs
Cooling channels sized for each custom application
Balanced hydraulic and pneumatic functions for smooth plate actuation
Calculated insert stack compression
Front-mounted cavity and core designs for simple and accessible maintenance
Most accessories, including latches, lift bars, water connection kits and hardware

Send your prints quickly and easily online.

We can accept your prints in a variety of formats, including FTP, e-mail or express mail delivery. We work with MasterCAM, Autocad, Cadkey or with IGES.

Our competitive advantage is that we specialize in the largest, most difficult, custom mold bases that can be manufactured. Our experienced design engineers and journeymen machinists manufacture large custom mold bases DAILY so we can proactively give you the right mold base, on time, with delivery anywhere in the U.S. You do not have to worry about warping from a reworked standard base another company may supply.

Some of the components we machine for are: ejector pins, slides, sprue puller pins, bushings, core pins, ejector sleeves, step pins, springs, top, front and side locks.

Insert Style Large Custom Mold Base
Insert Style Custom Mold Base
Insert Style Custom Mold Base
Insert Style Custom Mold Base
Insert Style Custom Mold Base
Ejector Housing Assembly
Custom Mold Base Roughed Cavity and Core
Large Custom Mold Base
Complete Compression Tool
Floor Mat Compression Tool

Why You Need Mac-Mold Base

We’re different from the competition! How?

Focusing and adapting to constantly changing technology
Using state-of-the-art equipment
Creating a partnership with our customers
Complete design review by our engineering department – BEFORE the manufacturing process begins. At our competitors, your job would be put on the back burner until your design team properly completed the mold base drawings. Our philosophy is to make sure the beginning phases of the project are perfect, avoiding costly errors and delays during the manufacture of your mold base, enabling us to meet the most challenging deadlines.