SEMCO Enterprises, Inc. Established 1973
Semco Enterprises, Inc. Providing Zinc Alloys Worldwide
475 S. Wilson Way, City of Industry, California 91744
Phone (626) 333-2237 Fax (626) 369-3882
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Call Us: (626) 333-2237

Technical Assistance:

Semco has an extensive tehnical library to assist customers in solving technical problems in all facets of business... LEARN MORE

Price Risk Managment:

Semco realizes that to protect from price volatility, they need to protect their customers' risk exposure. This is why Semco uses real time pricing... LEARN MORE

Remelt:

Semco will take the zinc die cast parks and dross in an ingot form, remelt the material and cast it back into an ignot with proper chemical specifications... LEARN MORE

Our Products


Die Casting Alloys


Semco Enterprises, Inc. manufacturers the range of ZAMAK and ZA alloys. The most common zinc alloy, ZAMAK 3, satisfies most die casting needs with it's high strength, hardness and low melting point. The other ZAMAK alloys; ZAMAK 2, ZAMAK 5, and ZAMAK 7; have a similar range of Aluminum but differ with their Magnesium and Copper ranges... LEARN MORE

Slush Casting Alloys


Slush Casting Alloy contains approximately 5% Aluminum and 95% Zinc. It is used primarily for the use of hollow castings. It is the process of pouring slush alloy into a split metal mold and then immediately (time depending on the thickness of the wall desired) inverting the mold... LEARN MORE

Steel Coating Alloys


Semco manufactures two types zinc coating alloys (Brightener); 5% Aluminum and 10% Aluminum with the balance percentage being SHG Zinc. Steel coating alloys are used for the protection of iron and steel from corrosion... LEARN MORE

Mold Base Alloys


Semco manufactures Kirksite Alloy. The alloy has moderate strength and good abrasion resistance due to it's self-lubricating properties, but limited life... LEARN MORE

Gravity Casting Alloys
(Foundry Alloys)


Semco manufacturers the ZA alloys; ZA8, ZA12, ZA27; each have varying ranges for Aluminum, Copper, Magnesium and Nickel. The ZA alloys are primarily used for gravity casting in sand and permanent molds or they can be pressure die cast on cold chamber machines... LEARN MORE
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