ZESTRON - a business division of Dr. O.K. Wack Chemie GmbH, is the global leader in provision of high precision cleaning prod ... ucts, services and comprehensive solutions to the electronics industries. We develop processes for cleaning: - PCB assemblies - Power electronics and packages - Stencils and screens - Machine parts such as condensation traps of relow ovens - Solder frames - Coating pallets With seven technical centers worldwide, cleaning trials can be replicated to the processes conducted on customer sites. Our experienced ZESTRON process engineers are the backbone of this work and support our customers to find the best suitable machine, cleaning agent and process set up. It is ZESTRON’s philosophy to develop cleaning products that are innovative and unprecedented in the industry, thereby ensuring that our customers always remain one step ahead. More than 20% of ZESTRON’s staff is dedicated to our extensive research and development programs, with more than 10% of profit reinvested in this sector. As the innovation leader, we are fully committed to providing the most cost-effective and environmentally sound solutions while meeting all other aspects of cleanliness, reliability and safety requirements. read more