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Bronze · Aluminum · Stainless Steel · Nickel Alloys

Ironbound Castings

Full-service foundry specializing in high quality sand castings. We utilize green sand and no bake molding to produce fine-finish castings with consistent tolerances, with complete pattern making, prototyping, and machining capabilities in-house.

Newark, NJ
Headquarters
30+ Alloys
Poured In-House
6,000 lb
Max Induction Pour
Custom
Built to Spec

Bronze · Aluminum · Nickel · Monel

Alloys Poured

Full-service sand casting foundry pouring over 30 alloy grades in-house — from standard bronze to specialty nickel and Monel

Bronze Alloys

Bronze Alloys

Tin bronze, leaded tin bronze, manganese bronze, aluminum bronze, and silicon bronze — ideal for marine fittings, pump components, bearings, and Navy-spec applications.

Aluminum Alloys

Aluminum Alloys

A356, 319, 535, and other aluminum alloys for lightweight structural and mechanical castings with excellent surface finish for machined components.

Nickel Alloys

Nickel Alloys

High-nickel alloys including 70/30 Copper Nickel for the most demanding corrosion and high-temperature service in offshore and defense applications.

Monel Alloys

Monel Alloys

Monel 400 and specialty grades for extreme corrosion resistance in seawater, acids, and high-temperature industrial environments.

Molding · Pattern Making · Heat Treating · Machining · Inspection

Capabilities

End-to-end foundry capabilities under one roof — from mold making and casting to heat treating, machining, and certified inspection

Molding

Molding

Green sand, no bake, and 3D sand molding for castings from a few ounces to several hundred pounds with consistent tolerances and fine surface finish.

Pattern Making

Pattern Making

Complete in-house pattern shop for wood, metal, and plastic patterns — rapid turnaround from first article to full production tooling.

Heat Treating

Heat Treating

Solution heat treating, temper annealing, and stress relieving to achieve specified mechanical properties and dimensional stability.

Prototyping

Prototyping

Fast-turn prototype castings from customer drawings or CAD files — ideal for first article qualification, fit checks, and design validation.

Machining

Machining

In-house CNC and conventional machining to finish dimensions, bores, and critical surfaces — reducing lead time and handling between operations.

Inspection & Certification

Inspection & Certification

NDT inspection, hydrostatic testing, dimensional inspection, chemical analysis, and full material certifications to Navy, ASTM, and customer specs.

Industries We Serve

Industries

Ironbound Castings serves industries that demand precision-cast, certified metal components — from Navy shipbuilding to offshore oil & gas to power generation

U.S. Navy & Defense

U.S. Navy & Defense

Navy-spec bronze and nickel alloy castings for propellers, fittings, valves, and structural components with full MIL-SPEC documentation

Oil & Gas

Oil & Gas

Corrosion-resistant stainless and nickel alloy castings for valves, pump housings, and manifolds in upstream and downstream operations

Power Generation

Power Generation

Bronze and aluminum castings for turbine bearing housings, pump bodies, and heat exchanger components in power plants worldwide

Industrial Manufacturing

Industrial Manufacturing

Custom sand castings in any alloy for valves, housings, brackets, and precision machine components across all heavy industries

30+

Alloys Poured

Bronze

Aluminum & Stainless

6,000 lb

Max Induction Pour

Custom

Built to Spec

About Us

Precision Sand Castings in Any Alloy

Ironbound Castings is a full-service foundry specializing in Bronze, Aluminum, Stainless Steel & Nickel Alloy sand castings. We have a full-service pattern shop and offer complete machining and inspection capabilities in-house, allowing us to take your project from design to finished part under one roof.

Our craftsmen utilize both green sand and no bake molding to produce fine-finish castings with consistent tolerances. We also provide services that include pattern making, prototyping, and machining, as well as test bars and certifications for any production alloy — supporting customers in defense, marine, industrial, and power generation industries.

Green Sand & No Bake Molding

Craftsmen utilize both green sand and no bake molding to produce fine-finish castings with consistent tolerances across all alloy families

Full-Service Pattern Shop

Complete in-house pattern making and prototyping capabilities, enabling rapid turnaround from design to finished casting

In-House Machining

Complete machining and inspection capabilities ensure every casting meets dimensional requirements and customer specifications

Test Bars & Certifications

We provide test bars and full material certifications for any production alloy, supporting Navy and defense quality requirements

Ironbound Castings foundry facility

Full-Service

Foundry & Machine Shop

Ironbound Castings foundry craftsman inspecting a bronze casting

Castings certified to applicable industry and government specifications:

ASTMMIL-SPECNAVSEAABSDNVASME

Contact Us

Get in Touch

Ready to discuss your casting needs? Our foundry team is ready to help you select the right alloy, molding method, and process for your application.

Phone

(973) 589-7575

Location

Newark, NJ

Business Hours

Monday – Friday

8:00 AM – 5:00 PM EST

MIL-SPEC & ASTM Certified

Full material certifications and test bars on every production heat

Request a Quote

Our engineering team typically responds within 1 business day.

Ironbound Castings

Full-Service Foundry

(973) 589-7575Newark, NJ

Full-service foundry specializing in Bronze, Aluminum, Stainless Steel & Nickel Alloy sand castings with complete pattern shop, machining, and inspection capabilities.

Alloys Poured

  • Bronze Alloys
  • Aluminum Alloys
  • Nickel Alloys
  • Monel Alloys

Capabilities

  • Molding
  • Pattern Making
  • Heat Treating
  • Prototyping
  • Machining
  • Inspection & Certification

Industries Served

  • U.S. Navy & Defense
  • Oil & Gas
  • Power Generation
  • Industrial Manufacturing

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