Precision plasticextrusion
ST PLASTICS KNOWLEDGE BASE What Makes a Plastic Extrusion Line Truly Precise? Precision extrusion is far more than maintaining tight dimensional tolerances. It is the
Plastic Extrusion Knowledge Center
Discover the World of Plastic Extrusion
Enjoy practical insights, expert tips, and the latest innovations from the world of plastic extrusion. We’ve created this knowledge center to share our experience and help engineers, buyers, and product developers make better decisions.
From custom plastic profiles and precision tubes to materials, co-extrusion, and manufacturing technologies, you’ll find useful information for projects of every size.
Explore topics including:
Custom plastic profile extrusion
Plastic tubes and technical tubing
Co-extrusion technologies
Material selection (PVC, PE, PP, ABS, TPU and more)
Adhesive tapes and surface treatments
Precision manufacturing and quality control
Design tips for extrusion projects
Whether you’re developing a new product, searching for the right extrusion partner, or looking for technical guidance, our blog provides valuable insights based on decades of manufacturing experience.
Stay up to date with the latest innovations in plastic profile extrusion and discover how ST Plastics helps companies transform ideas into high-quality extruded plastic products.
Symalen™ cső vagy gégecső?
GYAKORLATI TANÁCS Symalen™ cső vagy gégecső? Villanyszerelésnél gyakran felmerül a kérdés, hogy egy adott nyomvonalhoz Symalen™ cső vagy gégecső a megfelelő választás. Mindkét megoldásnak megvan
Symalen™ cső használata építkezéseken
Mi az a Symalen cső és mire használják a villanyszerelésben? ALAPISMERETEK Miért fontos a megfelelő védőcső? 🛡 Elektromos vezetékek védelme A Symalen™ cső az építkezések
15 pro tipp part 3
How Do You Design an Extrudable Plastic Profile? (Part 3) The first two parts of this engineering guide introduced the fundamental principles of successful plastic
15 pro tipp part 2.
Rule 7 – Can You Reduce Weight Without Reducing Strength? One of the hallmarks of excellent extrusion design is achieving the required mechanical performance while
15 Pro tipp to develop a new profile
Rule 1 – Have You Kept the Wall Thickness Consistent? One of the most important principles in plastic profile extrusion is maintaining a consistent wall
How Plastic Extrusion Works
Knowledge Base How Plastic Extrusion Works Plastic extrusion is one of the most efficient manufacturing technologies for producing continuous plastic profiles, tubes, seals and custom
What Is Plastic Extrusion?
What Is Plastic Extrusion? Plastic extrusion is one of the most efficient and widely used manufacturing processes for producing continuous plastic products with a constant
Mi az a Symalen™ cső, és mire használják a villanyszerelésben?
Mi az a Symalen cső és mire használják a villanyszerelésben? 📌 Gyors áttekintés – Mi az a Symalen cső? Anyaga Nagy sűrűségű polietilén (HDPE) Felhasználás
Symalen™ cső méretek (16–63 mm) – Melyik méretet mikor érdemes használni?
Miért fontos a megfelelő Symalen™cső méret kiválasztása? A Symalen™ cső méretének kiválasztása az épületvillamossági kivitelezés egyik fontos szakmai kérdése. A védőcsőnek nemcsak az a feladata,
Symalen tube
Symalen™ Technology – Modern and Efficient Electrical Installation Solution Symalen™ technology offers a modern solution for electrical installations in residential, commercial, and industrial construction projects.
Symalen™ Protective Conduit Pipes for Electrical Installations
High-Quality Electrical Conduit Pipes for Modern Construction Projects The Symalen™ brand represents our professionally manufactured protective conduit pipes developed specifically for the construction and electrical
High-precision laser measuring device
EXTRUSION NEXT LEVEL PRECISION Next-level plastic extrusion with laser measurement Plastic tubes & profiles • Tight tolerances • European production In many projects, plastic tubes
Sustainability and the Recyclability of Thermoplastic Materials
Sustainability and the Recyclability of Thermoplastic Materials In today’s world, sustainability is no longer a trend but a necessity. Industries across the globe are rethinking
Precision Extrusion Manufacturing with a Strong Central European Network
PRECISION EXTRUSION Where Engineering Becomes Reality Every high-performance profile begins with a precisely controlled extrusion process. By combining advanced machinery, experienced engineers and continuous quality
Adhesive for Demanding Applications
When standard adhesives are not enough, we deliver tailor-made adhesive solutions designed for industrial reliability. Our expertise goes beyond conventional hot-melt products: we design and
PC Profiles & Tubes
Polycarbonate Profiles & Tubes: Custom Extrusion for Demanding Applications Polycarbonate (PC) is the material of choice when you need exceptional impact resistance, optical clarity, and
Ribbed Belt
Revolutionising Industrial Applications In a new experimental project, our engineering team has developed an extruded ribbed belt that challenges conventional production standards. Traditionally, extrusion technology
What Information We Need to Provide an Accurate Quotation for Custom Plastic Pipes or Profiles
What Information We Need to Provide an Accurate Quotation for Custom Plastic Pipes or Profiles When requesting a quotation for a custom plastic pipe or
UL 94 Isolation tubes
Manufacturing UL 94 Certified Flame-Retardant Insulation Tubes In the plastics industry, fire safety standards play a crucial role, especially in electrical and industrial applications. Our
A New Standard in Shower Enclosure Design
Ultra-Slim Sealing Profiles with Edge Bonding Technology Modern bathroom design calls for minimalism, transparency, and clean lines. In response to these evolving expectations, we at
Adhesive-Backed Plastic Profiles
Discover the differences between key features here. What is Coextrusion? Coextrusion is a manufacturing method that merges multiple materials into one profile. This results in
Profiles and Tubes Now Available in Polycarbonate
Polycarbonate Insights Explore the Advantages of Polycarbonate View Products At ST Plastics, we have expanded our product portfolio: from now on, we are manufacturing profiles
Proper Storage and Maintenance of Extrusion Tooling for Long-Term Inactivity
In the plastic extrusion industry, the condition of the tooling—particularly the extrusion dies and calibration tools—plays a critical role in ensuring consistent product quality and
Specialized Plastic Profiles
Innovative Solutions with Specialized Plastic Profiles In today’s highly diversified industrial landscape, specialized plastic profiles play a critical role in delivering customized, efficient, and reliable
Expanding in 2025
Expanding Our Extrusion Expertise: Profile and Pipe Manufacturing for Western Europe At ST Plastics sro we specialize in high-quality extrusion of profiles and pipes, delivering
Tubes
M70 Insulation tube Shrinktech® non heat resistant insulating tubing for universal use 70 °C VIEW TDS M105 Insulation tube Shrinktech® heat resistant insulating tubing for
Our Luxury Project
Elevating Extrusion Quality: Behind the Scenes of Our Luxury Project At the heart of our luxury project lies an unwavering commitment to excellence in every
Advancing Insulation Technology: The Excellence of PUR Tubing
PUR Insulator As industries continue to innovate, the need for durable, dependable, and top-quality insulation materials grows steadily. Therefore, PUR (polyurethane) insulation tubing has emerged
Rubber Profiles and Seals for the Construction Industry
Engineered Sealing Solutions for Construction At ST Plastics, we develop and manufacture precision-extruded rubber profiles and sealing solutions for demanding construction applications. With decades of
Technical Knowledge Hub
Explore our most valuable engineering resources covering plastic extrusion processes, material selection, profile design and OEM manufacturing. These practical guides help engineers, designers and purchasing professionals make informed decisions.
Plastic Extrusion Process
Understand every stage of custom plastic extrusion, from raw material preparation through calibration, cooling and final cutting.
Read Guide →Engineering Plastics Guide
Compare PVC, PE, PP, ABS, ASA, TPU, TPE and other extrusion materials with their advantages and typical applications.
Read Guide →Profile Design Guide
Discover the most important design rules, tolerances and optimisation techniques for custom plastic profiles and tubes.
Read Guide →Extrusion Tooling
Learn how extrusion dies are designed and manufactured to ensure dimensional accuracy and repeatable production quality.
Read Guide →
EN 
SK 
DE 
HU 
FR 
CS 
SL 
HR