R. J. Marshall Co. Email Format
Plastics ManufacturingMichigan, United States51-200 Employees
Manufacturing and marketing of finely divided minerals for solid surface products and flame retarded plastics. The product line includes various sizes and grades of ATH, also Mg(OH)2, zinc borates, zinc stannates, ammonium octamolybdate, huntite-hydromagnesite, antimony oxide, various chopped and ground fibers, abrasives, and proprietary flame and smoke retardants for PVC and other plastic applications. Grinding facilities in Michigan, Ohio, Alabama and California.