We are pleased to announce that Vertical Seal Company has recently been acquired by Roser Technologies Inc. to expand both companies’ current capabilities and product offerings. RTI is devoted to providing the same customer focus and integrity that customers have come to expect from Vertical Seal, and we are excited to make RTI products and services available to you.


Located only ten miles from Vertical Seal Company, RTI has been servicing the steel industry since 2001, specializing in the refurbishment, design, and manufacturing of continuous caster molds, segments, and associated components.


Please click the link below for more information regarding what products and services RTI will be able to provide beyond Vertical Seal Company’s current capabilities.


Visit RTI's Website »


We are committed to quality, delivery and service to minimize our customer’s downtime. Through using our own fleet of trucks to pick up and deliver the products we ensure on time delivery and avoiding damages during shipment.


We carry a large inventory based on customer usage which give us the capability to quick response on urgent customer needs.


Products and Services:

  • Manufacture and rebuild of mill spare parts
  • Inspection and repair of chocks
  • On-site inspections and installations
  • Bearings
  • Bushings
  • Keys and keyless bearing sleeves
  • High technology coatings