Plastic solutions for demanding industrial applications – with over 40 years of experience

Name: KN Composite Oy
Address: 16 Sukkatehtaankatu, Tornio, 95420, FI
Telephone: +358 20 74 34 200

KN Composite Oy is a Finnish plastics specialist that manufactures reinforced plastic and thermoplastic piping, tanks, basins and covers for industrial needs. Our services also include CNC machining, plastic welding and the design and implementation of demanding plastic structures.

Plastic tanks and basins

We manufacture chemical-resistant tanks and tanks for industrial use. Reinforced plastic and thermoplastic offer a long-lasting and safe solution for storing liquids and protecting processes. We also make coatings for existing tanks.

Pipes and pipELINES

KN Composite designs and manufactures thermoplastic, reinforced plastic and composite piping systems suitable for industry. The piping systems are customized according to the requirements of the site.

CNC machining and plastic processing

Modern CNC machining enables precise plastic milling, cutting and shaping. We also work with wood and metal – all under one roof.

Strong expertise since 1980

Company founder Ossi Leppikkaa's passion for sailing led him to start a plastics business through the manufacture of fiberglass boats. Since then, KN Composite has grown into a strong plastic structures expert, serving demanding industrial customers all over Finland.

Quality and responsibility

Our operations are guided by the ISO 9001:2015 quality system and ISO 14001:2015 environmental certification. We use 100% renewable energy and invest in both occupational safety and minimizing environmental impacts.

Subscriber responsibility

REFERENCES and partners

Destia • Fortum • Kaupungit ja kunnat • Luonnonvarakeskus • Metso Metals Oy • Metsä Board • Metsä Fibre • Moventas • NewPaakkola Oy • Norjan Puolustusvoimat • Outotec Oy • Siemens • Stora Enso Oulu • Suomen Puolustusvoimat • Terrafame • Vakuutusyhtiö

maintenance contracts

Metsä Fibre • Outokumpu Chrome (Elijärven kaivos, Kemi) • Outokumpu Stainless • Stora Enso Oyj • Outokumpu Chrome Oy • Metsä Board Kemi

Request a quote or ask more

KN Composite Oy
Sukkatehtaankatu 16, 95420 Tornio
+358 20 74 34 200
info@kncomposite.com