Custom Product Design & MFG

From product design/tool construction through molding and final assembly, Marquest Scientific provides over 100 years of combined experience, specifically in products that handle or control agressive and high purity liquids/fluids. Our molding, tooling and assembly services are tailored for those customers needing an experienced Injection Molder to help with design and/or production of products that fit with in the fluid handling industry. Marquest Scientific has been in business since 1978, and we specifically focus on injection moding Thermo Plastics in materials such as PVC, CPVC, Polypropylene, PVDF, PFA, HDPE, ABS, & Nylon. We also offer CNC services for an array of other machinable plastics.

Our product engineers, technicians, and toolmakers have well over 100 years of combined experience in the plastic fluid handling industry. Our unmatched experience is essential in allowing for a seamless process starting at product concept/design validation to 1st article and a successful product introduction or solution. We are 3rd generation family owned and understand why this process is such an important factor in our customer's success.

‍Our molding capabilities include:

• Thermo Plastics including: PVC, CPVC, Polypropylene, PVDF, PFA, HDPE, ABS, & Nylon, and others on request.
• Precision injection molding
• Injection presses ranging from 20 to 500 tons
• Quick-turn CNC machining services for rapid prototyping and production parts
• 3D Printing Prototyping
• Secondary Services
• Part assembly and packaging
• Long and short run production