Precision Machining

Longoseal designs and manufactures various products mainly for the oil & gas, chemical, pharmaceutical, pulp & paper, power, mining and many more industrial applications.

Longoseal products are globally recognized as a trusted brand in the process industry.

Longoseal can help relieve stress and reduce the life cycle costs associated with the most important aspects of plant operation. Dedicated to delivering the highest quality support, Longoseal services and solutions integrates hydraulic, mechanical and materials engineering knowledge with creative solutions. It improves equipment reliability and system performance, reduces energy consumption and improves the safety and environmental impact of operations.

Longoseal has a longstanding tradition of providing high quality products that are trusted by the industry. Longoseal products represent a collection of trusted products that are supported by strong aftermarket services, providing users with both safety and environmental benefits. Longoseal products guarantee highest quality standards & application know-how with full service to its customers.

Listed below are some examples of the variety of critical tolerances that we have delivered across a broad spectrum on industry:






2 micrometers


We offer full lot traceability on all items and certification

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