Zestron

ZESTRON, a business division of Dr. O.K. Wack Chemie GmbH, has been a pioneer in precision cleaning and process reliability solutions for the electronics industry, supporting customers worldwide for over 30 years to enhance process robustness, product reliability, and yield. With eight state-of-the-art Technical Centers worldwide, equipped with commercially available cleaning systems, we enable customers to test processes under real-world conditions and choose the right setup for their applications. Our process engineers support you in defining the ideal combination of equipment, cleaning agents, and parameters for maximum reliability and cost efficiency. Our Expertise: Precision Cleaning: Decades of experience in high-value electronics cleaning, detailed surface analytics, and extensive downstream process knowledge make us a trusted specialist for functional surfaces and process interfaces.AVT & Surface Analysis for Power Modules: We offer advanced analytics, risk assessments, and wet-chemical surface modification to help customers ensure robust interconnection processes with maximum yield and cost efficiency. Humidity Robustness & Failure Analysis: We identify root causes of failures, develop preventive measures, and help customers avoid costly downtime – even in processes without cleaning steps. Technical Cleanliness & Risk Assessment: we provide a fast and reliable evaluation of whether particle residues on assemblies or modules represent a potential electrical risk under field conditions. We combine deep chemical expertise with advanced process control, analytics and specially developed cleaning agents to deliver reliable, long-lasting performance. Our broad product portfolio is tailored to the electronics industry and guarantees process reliability, durability and efficiency - meeting any international standard. Our Commitment: We create efficient and reliable manufacturing processes for our customers.