Helium Leak Detection Services (HLD)

Precision Leak Testing for High & Ultra-High Vacuum Applications

We offer professional Helium Leak Detection (HLD) services to identify and quantify leaks in vacuum systems, chambers, pipelines, and sealed components with extreme accuracy and reliability. Helium leak testing is the most sensitive and widely accepted method for ensuring vacuum integrity, process stability and long-term system performance.

Our services are suitable for High Vacuum (HV) and Ultra-High Vacuum (UHV) applications where even microscopic leaks can impact process yield, safety, or system life.

Our Capabilities

• Helium leak testing using mass spectrometer–based detectors
• Detection sensitivity up to 10⁻⁹ mbar·l/s
• Testing under vacuum mode and sniffer mode
• On-site and in-house leak testing services
• Detailed test reports with leak rate measurements

Applications

• Vacuum chambers (HV / UHV)
• PECVD, PVD, sputtering & plasma systems
• Gas lines, manifolds & pipelines
• Heat exchangers & sealed assemblies
• Semiconductor & cleanroom equipment
• Custom-fabricated vacuum components

Leak Detection Methods

• Vacuum (Spray) Method
  Ideal for UHV and semiconductor systems requiring high sensitivity.
• Sniffer Method
  Suitable for pressurized systems and field inspections.

Why Helium Leak Detection ?

• Highest sensitivity among all leak testing methods
• Non-toxic, non-flammable, and inert gas
• Industry-standard for semiconductor, aerospace, and vacuum industries
• Ensures compliance with stringent vacuum specifications

Why Choose Us ?

• Experienced in vacuum and thin-film process equipment
• SEMI-style testing approach
• Fast turnaround time
• Reliable, repeatable, and documented results
• Suitable for R&D, production, and qualification testing

Industries Served

• Semiconductor & Electronics
• Thin-Film Coating & Plasma Systems
• Research Laboratories
• Aerospace & High-Reliability Manufacturing
• Vacuum Equipment Manufacturers