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CUSTOM-MADE
SEALING SOLUTIONS

PRECISION-MADE SEALS FOR
EVERY INDUSTRY

SmartSeal Custom-made Sealing Solutions, operating under the industry-leading Kastaş Sealing Technologies, focuses on meeting the sealing needs of various industries by producing rapid sealing elements through CNC machining technology, as well as high-performance semi-finished tubes and rods, primarily made from PTFE and polyurethane.

Discover Custom-made Sealing Solutions
Kastaş SmartSeal
 

WHY

Wide Material Range and Stock Capacity

We meet all industrial needs with over 50 different raw materials and semi-finished products, including polyurethane, PTFE, elastomers, and engineering plastics.

Fast Delivery

We respond to your requests within 1 hour and deliver within 24 hours.

Prototype and Small Batch Production

In addition to repair and maintenance needs, we support projects by offering prototype and small batch production.

Quality

We manufacture using the most advanced production technologies and at high-quality standards within Kastaş.

High Performance Materials

Polymer tubes and rods produced at Kastaş manufacturing facilities, made from 100% European-origin raw materials.

Project and Design

We offer custom-made solutions with our expert engineering approach and Kastaş experience.

 
0 MACHINE
0 - 0 mm WIDE SIZE RANGE
0 + WITH DIFFERENT MATERIAL
WIDE CHOICE OF MATERIALS
0 DIFFERENT LOCATION
PRODUCTION
 
 

NEWS

ALL NEWS
Kastaş Named Among Turkey's "Best Managed Companies" in the 2025 Program
News Information December 2025
Kastaş Named Among Turkey's "Best Managed Companies" in the 2025 Program

Kastaş Sealing Technologies has been recognized as one of "Turkey’s Best Managed Companies" in the Best Managed Companies Turkey 2025 program, conducted by Deloitte Private and finalized through a rigorous independent jury evaluation.

more
Kastaş Successfully Completes Participation at PTC Asia 2025
News Information November 2025
Kastaş Successfully Completes Participation at PTC Asia 2025

Kastaş Sealing Technologies successfully concluded its participation at PTC Asia 2025, held between October 28–31, 2025, in Shanghai, China.

more
KKB Guiding Tape: A Composite Solution for Demanding Hydraulic Applications
News Information July 2025
KKB Guiding Tape: A Composite Solution for Demanding Hydraulic Applications

Reliability, durability and precision are the key determinants of performance in hydraulic systems.

more
We Have Achieved the International Aerospace Standard – AS9100 Certification!
News Information October 2025
We Have Achieved the International Aerospace Standard – AS9100 Certification!

As Kastaş, we are proud to announce that we have been awarded the AS9100 Aerospace Quality Management System Certification, as a result of our continuous efforts guided by our vision to meet the quality and standard expectations of every industry we serve.

more
ISO/TC 131 Fall Meeting Cluster Held in Paris
News Information October 2025
ISO/TC 131 Fall Meeting Cluster Held in Paris

We were delighted to take part in the ISO/TC 131 (Fluid Power Systems) fall meeting cluster in Paris, where experts from 15 countries convened across Subcommittee and Working Group sessions. The discussions were productive and forward-looking, helping shape the next steps for standardization in our industry.

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CONTACT US NOW

Feel free to contact us with your questions, suggestions or support needs.

Our team is ready to help you in the fastest and most efficient way.
 
smartseal

SmartSeal is a production technology that responds to the urgent and special needs of customers on a 24-hour basis, where more than 100 standard and unlimited number of specially designed sealing elements are produced with CNC machining technology in minutes from special materials produced from different raw materials on modern machines within Kastas.