A Division of Leesona Engineering Extrusion for Performance
Since 1984, we have engineered extrusion systems designed for applications demanding uncompromising precision. Our solutions are specifically developed for process-critical synthetic yarns, filaments, and technical fibers.
Explore SolutionsSolutions centered around your application & performance criteria
Every manufacturing challenge begins with a different material, process and performance requirement. Rather than offering standard machines, we engineer extrusion and downstream solutions around what you're trying to produce.
Medical Filaments
Extrusion Lines for absorbable and non-absorbable biomedical monofilaments and multifilaments.
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Industrial Technical Filaments
Consistent monofilament production engineered around your process requirements.
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Slit Film Tapes
Customized extrusion lines for fibrillated & non-fibrillated tapes.
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High-Strength Technical Fibres
Precision extrusion solutions for demanding technical fibre applications.
Know more about High-Strength Technical FibresMedical Filaments — 1 of 4
The expert engineering behind consistent performance
Complete Extrusion Lines, designed and built in partnership with each customer.
Know More about Extrusion LinesPrecision-engineered modules tailored to your material, process and performance requirements.
Know More about Precision ModulesExpert support throughout installation, commissioning and the lifetime of your extrusion system.
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Every high-performance filament begins with process precision
Whether it’s a surgical suture or a fishing line, the performance of the finished product is determined long before it reaches the spool. Our engineering focuses on the variables that matter most.
Custom Engineered
Purpose-built solutions for your unique production challenges.
Multi-polymer capability
Flexible systems to process a broad range of specialty polymers.
Concept to Installation
Engineering support across design, manufacturing, commissioning and service.
Subject Matter Experts
Your solution is engineered by our team of experts with decades of industry experience.
Precision isn’t a feature, it is our engineering philosophy
Built on decades of expertise and continuous innovation, JJ Jenkins combines custom engineering with deep application knowledge to solve technical challenges others don’t.
Independent engineering, strengthened by a global ecosystem
JJ Jenkins operates as a division of Leesona, within the Lohia Group with expertise in precision extrusion system. Together, we combine specialised engineering capabilities, technologies and shared expertise to deliver integrated solutions for demanding applications.
Present across 100+ countries
Discover moreShowcasing our innovation on a World Stage
Meet our engineering team at leading international exhibitions, explore our latest extrusion technologies, and discuss your application with the specialists behind JJ Jenkins.
COMPAMED
COMPAMED: Hall 8b, Booth D33
16 - 19 November 2026
Messe Dusseldorf, Germany.
Let’s engineer your next extrusion solution together
Tell us what you’re trying to manufacture. Our engineering team will evaluate your application and recommend the most suitable extrusion approach.