About Us

John R. B. Ransom
Today

R&R's core businesses are comprised of:

  • Ceramic shell casting

  • Solid mold casting

  • Jewelry casting

  • Dental casting

 

We are the only supplier to the investment casting industry dedicated to these four core investment casting applications.

Investing with Innovation™

At R&R, Investing with Innovation™  is more than just a slogan, it’s a way of life. Dedicated to advancing the investment casting industry, we take pride in providing foundries with extensive process knowledge, exceptional technical expertise and innovative product technology. By coupling our revolutionary product developments with our experienced staff, manufacturing and warehousing facilities, we successfully help you become a casting industry leader.

​R&R believes in promoting value through a solutions-based approach.

Operating Principles

At R&R, we pride ourselves on insisting that total quality be the guiding principle of our business. We aim to be market and customer driven and directed; while consistently providing customers with innovative products and services and linking our technological capabilities with the needs of new and existing markets.

History

1872

Founded by John R. B. Ransom to provide supplies, instruments and furniture for barbers, doctors and dentists.

1876

Thaddius R. Randolph became partner.

 

1892

The Ransom & Randolph Co. was incorporated.


1900s

Our primary business focus changed as we developed many revolutionary products for dental, industrial, jewelry and ceramic shell investment casting applications. These products included:

  • Investment for casting gold dental inlays

  • The first vacuum casting appliance

  • Industrial solid mold investments for World War II production

  • The first high temperature, water-based investment for ferrous metals

  • Ultra-Vest® investment for jewelry casting

  • Primcote® binder, the first ready-mixed, high performance primary binder

  • Deluxcote® concentrate, the first coat-reducing, fiber-based backup binder

 

1964

Purchased by Dentsply Sirona (NASDAQ: XRAY), an industry-leading supplier of innovative dental products and technology, and began operating as a wholly owned subsidiary of Dentsply Sirona. At this time, we began distributing ceramic shell binders and refractories.

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Corporate Office

3535 Briarfield Boulevard
PO Box 1570 
Maumee, Ohio 43537 USA
US Toll Free: 800.253.4502
US Phone: 419.865.9497
US Fax: 419.865.9997

Email:

RR-Marketing@dentsply.com

RRCustomerService@dentsply.com

RR-Technical@dentsply.com

Contact Us

R&R Terms & Conditions

© 2019 by Ransom & Randolph