MJSA. Professional excellence in jewelry making and design.

Ransom & Randolph

Maumee, OH
(419) 865-9497
(419) 865-9997 (Fax)

Company Description

Dedicated to advancing the investment casting industry, Ransom & Randolph provides extensive process knowledge, exceptional technical expertise and innovative product technology for jewelry, ceramic shell, industrial mold and dental foundries.

Minimum Order Requirements

Contact Ransom & Randolph for the nearest dealer location or if you are interested in becoming a dealer.

Why You Should Buy from an MJSA Member

By joining the association, MJSA members not only demonstrate their dedication to the industry, but also agree to abide by the MJSA Code of Ethics. That code is enforced by an appointed administrator, who ensures that any complaint against a member is heard and handled with promptness, efficiency, and fairness. To read the MJSA Code of Ethics, as well as its regulatory and enforcement procedures, click here.

Featured Product/Service

Plasticast® PT investment & binder
Water-based, two-part system for casting rapid prototype pattern materials and high temperature alloys.
• High expanding, extra high strength investment
• Ideally suited for investing and burnout of commonly used plastic or wax/plastic pattern materials
• Compatible with standard wax patterns for high temperature metal casting
• Maintains mold surface and dimensional integrity for high temperature metal casting
• Eliminates acid-based binder hazard associated with common two-part platinum investments
• Eliminates special investing flask preparation requirements


Tools & Equipment

  • Casting Equipment/Supplies
  • Investment Equipment/Supplies
  • Molds, Rubber
  • Wax, Injection

Contact Us

* Required

Sourcing Guides

MJSA Advantage

MJSA members receive exclusive informational and marketing benefits, from free promotional placements to information research services.