Connelly GPM, Inc. products

Connelly-GPM, Inc. takes pride in being the world`s largest manufacturer of Iron Aggregate (ZVI). We will custom grind to meet your specifications and needs. Our oil-free, size-specific Iron Aggregate is used for a variety of applications: Customers are using our Iron Aggregate for in-situ treatment of environmental sites with groundwater containing chlorinated organic compounds, removal of inorganic contaminants such as chromium, arsenic and selenium from drinking water, and various industrial and chemical applications.

Connelly-GPM, Inc. takes pride in being the world`s largest manufacturer of Iron Aggregate (ZVI). We will custom grind to meet your specifications and needs. Our oil-free, size-specific Iron Aggregate is used for a variety of applications: Customers are using our Iron Aggregate for in-situ treatment of environmental sites with groundwater containing chlorinated organic compounds, removal of inorganic contaminants such as chromium, arsenic and selenium from drinking water, and various industrial and chemical applications.

Connelly-GPM, Inc. takes pride in being the world`s largest manufacturer of Iron Aggregate (ZVI). We will custom grind to meet your specifications and needs. Our oil-free, size-specific Iron Aggregate is used for a variety of applications: Customers are using our Iron Aggregate for in-situ treatment of environmental sites with groundwater containing chlorinated organic compounds, removal of inorganic contaminants such as chromium, arsenic and selenium from drinking water, and various industrial and chemical applications.

Originally developed to remove sulfur compounds from coke-oven gas, Connelly-GPM, Inc. Iron Sponge is now used around the world to treat natural gas, sewer gas, landfill gas, methane manufactured from biogas digesters, and a variety of other air and gas sources. This product called IRON SPONGE is hydrated iron oxide on a carrier of wood shavings and chips. IRON SPONGE is most frequently supplied with 15 pounds of iron oxide per bushel of product. IRON SPONGE, which has been used for many years to treat other gas streams, is a very simple way to remove the corrosive, bad smelling H2S. It works to effectively remove the sulfide from the gas stream by forming stable iron sulfide, a solid.