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1130 E Mt Garfield Road
Muskegon, MI 49441
231.799.9550
 
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 Tool Manufacturing
River City Rollform is dedicated to achieving the highest manufacturing quality standards obtainable. Every piece of tooling is subject to some of the tightest tolerances in the industry.
 
        First, we start with only certified, raw materials made in the USA.  From time-tested tool steels to high tech materials such as Ampco Bronze, CPM-10V and Ferro Tic Alloys, along with patented, new age coatings allow River City Rollform to help you choose the correct material application for every job.
 
         In roll forming, exact geometry placement within each roll is a must. The design will never work if the rolls do not accurately represent the designer’s intent.  At River City Rollform we accurately control form geometry by utilizing a direct AUTOCAD link to a very powerful, customized CAM system to achieve a tool motion and user interfaced cutting sequence that is unparalleled in the industry.  This results in accelerated cutting times and a quicker turn-around for the customer. 
 
         River City Rollform uses only world class turning tools, special order carbide, ceramic, CBN, PCBN and diamond inserts, and high-grade ceramic grinding wheels. As each piece of tooling is processed through our system, our stringent quality control measures are in effect and all dimensions are confirmed before the tooling is allowed to proceed to the next manufacturing procedure. All of our machinists are responsible for their own QC. This approach results in a higher level of pride for our employees, equaling a better end product for our customers. A final QC process of pass wiring ensures all geometrical dimensions are correct. Combine all this with the latest in CNC machine tools and our many years of experience, the end result is a high quality set of tooling, with lead times that fit your JIT production schedule.
 
We here at River City realize that when it comes to keeping a production line running, time is definitely money.  Because of this, we offer emergency manufacturing services, available 7 days a week, 24 hours a day for replacement roll tooling…one piece or several.  We have an inventory of soft and hardened D2 tool steel, pre-bored and keyed, ready to be formed cut for most all applications.  In many cases, we can have tooling ready to ship in less than 24 hours.  This keeps your production line running instead of you.

Machining Capabilities

OD Turning to 20” diameter (508 mm)
Bore Sizes from .750” to 6.500” (199 mm to 165 mm)
Surface grinding up to 17.000” diameter (432 mm)
Internal grinding from 0.8750” to 6.0000” (22 mm to 152 mm)
Broaching internal keyways from 0.1875” to 0.750” (5 mm to 19.5 mm)