Colonial Seal Company
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Seal Company
🇺🇸 United States
197151-100 peopleManufacturer/Distributor/Trading CompanyEstablished brand
OEM manufacturer
Product customization
Industry association member
Shipments
53
Key customer
MERCURY AIRCRAFT
Key market
🇲🇽 Mexico
Description
Seal Company, established in 1971 and headquartered in Tulsa, Oklahoma, is a premier manufacturer and authorized distributor of custom-engineered sealing solutions. Operating from facilities in Tulsa, Oklahoma City, and Houston, the company serves a diverse range of industries including Aerospace, Defense, Oil & Gas, Life Sciences, and Heavy Equipment. With a workforce of approximately 65 employees and over 50 years of industry experience, Seal Company specializes in high-performance O-rings, gaskets, hydraulic seals, and precision machined products.
As a versatile partner for both OEM and MRO markets, the company provides extensive manufacturing capabilities such as CNC knife and router cutting, laser cutting, rubber-to-metal bonding, injection molding, and vulcanizing. Their technical expertise extends to reverse engineering, CAD modeling, and 3D scanning to solve complex sealing challenges in extreme environments. Seal Company is an authorized distributor for leading global brands including Parker, Freudenberg Sealing Technologies, DuPont (Kalrez® & Vespel®), SKF®, and Garlock, offering materials that meet stringent standards such as FDA, MIL-SPEC, and API 6A.
Committed to quality and operational excellence, the company maintains a robust suite of certifications including ISO 9001:2015, AS9100D, and ITAR registration, and is a UL® Certified Re-Packager. To support modern supply chains, they offer value-added services such as Vendor Managed Inventory (VMI), Kanban, kitting, custom packaging, and EDI integration, ensuring reliable delivery to government and commercial customers nationwide and globally.
Inventory Management (Kanban, VMI, JIT)
EMI/RFI Shielding
Seal Kits for Field Maintenance
Color Coding, Kitting & Barcoding
FFKM & FKM (e.g., Kalrez®, Viton®)
Metallics
Silicone & Fluorosilicone (FVMQ)
Custom Packaging & Labeling to MIL-SPEC
Missile & Space Systems
EPDM & HNBR
Aerospace Seals & Gaskets
Defense Vehicle Components
China Seals Company
🇨🇳 China
2005501-1000 peopleManufacturerHigh capacity factory
Established brand
OEM manufacturer
Key market
🇺🇸 United States
Description
China Seals Company is a Sino-American joint venture and a professional manufacturer of sealing products, located in Hangzhou, China. Established in 2005, the company operates a factory covering 132,000 sq. m with a construction area of 75,000 sq. m and employs 720 people, including a significant technical staff. They specialize in a wide range of sealing solutions, including Mechanical Packings (made from expanded flexible graphite, Teflon, aramid fiber, carbon fiber, synthetic fiber, ramie fiber, flax, glass fiber, ceramic fiber, and asbestos), Gasket Sheets (Expanded Flexible Graphite, Non-Asbestos Compressed Jointing Sheet, Virgin and Modify PTFE Sheet, Asbestos Jointing Sheet), and Industrial Gaskets (Non-Metallic, Semi-Metallic like Spiral Wound Gaskets and Kammprofile Gaskets, and Metallic like RTJ Gaskets). Their product portfolio also includes PTFE Sealing Products (E-PTFE Joint Sealant, PTFE Rod, Tube, Skived Sheet, Flat Cut Gaskets, Envelops Gaskets, PTFE Ball Valve Seat & Sealing Gaskets, PTFE film) and High Temperature Insulation Fabric (made from glass fiber and ceramic fiber). China Seals Company is ISO 9001 certified (approved by ANSI_RAB National Accreditation) and utilizes 1,200 units of specialized production equipment, supported by a strong QC team and modern testing facilities. The company exports its products to over 30 countries across North America, Europe, the Middle East, South-East Asia, and South America.
Sealing Gaskets
PTFE Product
Asbestos Sealing Procducts
Gland Packing
Glass Fiber Procducts:
Spiral Wound Gaskets
Graphite Sealing Products
RTJ Gaskets,Ring Joint Gaskets
