Hapco, Inc.
Hapco, Inc.
🇺🇸 United States, Massachusetts
196911-50 peopleManufacturer/Distributor/Service CompanyHapco, Inc. is an ISO 9001 certified manufacturer and distributor specializing in high-performance liquid molding technologies and industrial equipment. Established in 1969 and headquartered in Hanover, Massachusetts, the company has grown from a small shop into an industry leader in the design and formulation of thermoset polymer alloys. Their extensive material portfolio includes polyurethanes, epoxy resins, structural adhesives, silicones, and specialized biocompatible or food-grade formulations under proprietary brands such as Hapflex, Steralloy, and Ultralloy. All formulations are 100% mercury-free and serve critical applications in medical device manufacturing, military and defense, aerospace, and rapid prototyping.
Beyond material science, Hapco, Inc. designs and assembles a comprehensive range of processing equipment in-house. This includes portable meter-mix dispensing machines like the MINIFIL and RAPIDFIL series, as well as temperature-regulated molding and vacuum chambers. The company also serves as a major distributor for industrial heat sources, plastic welding tools, and power generators, partnering with global brands such as BAK, Honda, and Winco. With a workforce of 11 to 50 employees, Hapco provides end-to-end solutions including custom formulation, process engineering, and expert technical support to a diverse client base that includes Northrop Grumman. Their distribution network spans the USA, Canada, Mexico, the UK, and Israel, ensuring global reach for their specialized industrial products.
OEM manufacturerOffers OEM services for customized brand manufacturing.
ODM manufacturerProvides ODM design and manufacturing solutions.
Product customizationOffers full customization for design and features.
Established brandFounded in 1969, with over 20 years of industry experience.
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Products
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ULTRACLEAR™ 480N SERIES
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UV Resistant Clear Polyurethane Plastics (80D)
**Ultraclear™ 480N Series** products are UV resistant, mercury free, and low viscosity. These products are easily pigmented using Hapco’s color dispersions and available in a 10, 20, 40, and 60 minute gel times. **Ultraclear**™ has been used for prototyping, aftermarket parts, potting, encapsulating, and much more!
STERALLOY™
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Food Grade Polyurethanes & Epoxies (25A-85D)
Food mashers, sugar and chocolate molds, dough rollers, pill chutes, filling nozzles, and sorting channels are a few examples of components that can be made from **Steralloy™** products.
Air Lance Weld Tester
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Non-destructive weld tester
ASTM D4437 standards
Aircraft-grade aluminum
Air Hose 60 mm
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Air Hose 60 mm
Air Hose 19 mm
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Air Hose 19 mm
4amp fuse (min qty 5)
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4amp fuse (min qty 5)
Technical Expertise
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Hapco's employees are knowledgeable and ready to help.
50 Year Track Record
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Hapco has been in business for over 50 years!Customers
NATIONAL OIL COMPANY OF MALAWI
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Certifications
ISO 90015
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Hydro-Pac, Inc.
🇺🇸 United States
197211-50 peopleManufacturer/Service CompanyEstablished brand
Product customization
Multinational enterprise
OEM manufacturer
Shipments
152
Key customer
INGREDION
Key market
🇨🇴 Colombia
Description
Hydro-Pac, Inc. is a premier manufacturer and service provider specializing in high-pressure equipment, headquartered in Fairview, Pennsylvania. Founded in 1972, the company operates a 28,000-square-foot facility dedicated to the design and production of high-pressure gas compressors, liquid pumps, and pressure vessels. With nearly 50 years of engineering expertise, they serve a global clientele across industries such as automotive, aerospace, and industrial gas supply, including major automakers and gas suppliers.
The company's extensive product portfolio includes gas compressors with discharge pressures ranging from 1,000 to 60,000 psi and liquid pumps capable of reaching 10,000 to 200,000 psi. Key applications for their technology include hydrogen compression for fueling stations, airbag inflator filling, Hot Isostatic Pressing (H.I.P.), Cold Isostatic Pressing (C.I.P.), gas-assist injection molding, and high-pressure homogenizing. Hydro-Pac offers both standard components and complete turn-key systems integrated with PLC-based controls, valves, and piping. Their proprietary brands include Flexi-Power™, Li’l Critter™, and LX-SERIES™.
As an OEM and contract manufacturer, Hydro-Pac provides significant customization capabilities to meet specific application needs, such as subsea intensifiers and specialized laboratory equipment. The company maintains rigorous quality and safety standards, holding certifications including ASME Section VIII (Divisions 1, 2, and 3), CE/PED for Europe, CSA for Canada, SELO for China, and Japan’s KHK high-pressure gas law. Additionally, Hydro-Pac is ITAR registered and compliant with U.S. export controls (EAR), supporting its international trade operations and its sister company, Nihon Hydro-Pac, in Japan.
LX-SERIES™ GAS COMPRESSORS
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PRESSURE VESSELS
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LX-SERIES™ GAS COMPRESSORS
SPECIAL PRODUCTS
LX-SERIES™ GAS COMPRESSORS
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GAS COMPRESSOR SYSTEMS
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FC-SERIES™ HIGH PRESSURE PUMPS
FLEXI-POWER™ GAS COMPRESSORS
Rapco, Inc.
🇺🇸 United States
198151-100 peopleManufacturer/DistributorEstablished brand
OEM manufacturer
Industry association member
ODM manufacturer
Shipments
60
Key customer
ADVANCED MOLDING AND DECORATION
Key market
🇲🇽 Mexico
Description
Rapco, Inc., also known as the Replacement Aircraft Parts Company, is a premier American manufacturer and distributor of FAA-PMA approved replacement aircraft parts. Founded in 1981 and headquartered in Hartland, Wisconsin, the company specializes in high-quality components for general aviation, corporate, commuter, and helicopter applications. With a workforce of approximately 50 to 100 employees, Rapco operates a dedicated manufacturing facility and maintains an FAA-approved quality control program to ensure products meet or exceed OEM performance standards.
The company's extensive product portfolio is organized into several core categories: Brake & Wheel Components (including discs, linings, rivets, and pressure plates), De-ice Components (brushes and lead harnesses), and Pneumatic Components (dry air pumps, filters, regulators, and manifold check valves). Additionally, Rapco manufactures fuel pumps, exhaust and turbocharger gaskets, and specialized maintenance tools such as calipers and rivet sets. They are particularly recognized for their Rapco Fleet Support (RFS) line, which provides steel brake parts for major aircraft models including Learjet, Hawker, and Beech King Air.
Beyond manufacturing, Rapco offers FAA-approved overhaul services for fuel pumps and provides comprehensive technical support, including master cross-references and service bulletins. The company leverages a worldwide distribution network to serve international markets across North America, South America, Australia, and Europe, maintaining a reputation for innovation through rigorous research and development.
