Select Your Region
Avoid Data Center Downtime: How Krytox® GPL 206 Stops Leaks
In modern data centers—especially those running GPU-intensive AI and machine learning workloads—liquid cooling is no longer optional. It is a necessity. But the hidden weak point in many closed-loop systems is not the fluid, the pump, or the manifold. It is the O-ring. If you are not using the right lubricant, a simple seal failure could knock your servers offline.
The Risk: One O-Ring, One Leak, Total System Failure
A data center engineer recently called us with a high-stakes problem.
Their liquid-cooled loop was leaking at a quick disconnect fitting. The culprit? An incompatible lubricant had degraded the O-ring. Without the proper seal, pressure dropped and coolant levels began to fall—threatening a rack of GPUs designed to run 24/7, worth over $100,000.
A missed alarm or delayed response could have meant overheating, shutdown, or irreversible hardware damage. In AI workloads, even 60 seconds of downtime is expensive.
The Fix: Krytox® GPL 206 for O-Ring Reliability in Liquid Cooling Systems
The engineer swapped in a compatible O-ring and applied Krytox® GPL 206, a PFPE-based grease trusted in aerospace, semiconductor, and now, advanced liquid cooling environments. Problem solved. Leak stopped. System saved.
Why Krytox® GPL 206 Works Where Others Fail
- Chemically inert PFPE base oil: Won’t degrade rubber, silicone, or fluoropolymer O-rings
- Thermal stability up to 260°C: Withstands GPU cooling loop temps with ease
- Nonreactive with DOWFROST™, glycol, and water: Perfect for hybrid coolant systems
- Long-term lubrication: Prevents microcracking, hardening, and shrinkage in seals
- Supports clean assembly and maintenance: No migration, gumming, or staining
What Is at Stake: Cooling System Leaks = Uptime Risk
Liquid cooling is only as reliable as the seals holding it together. Without the right lubricant, quick connects become slow leaks—and a minor O-ring failure can escalate into:
- Unplanned downtime
- Thermal shutdowns
- GPU and motherboard damage
- High-cost emergency service calls
Application Spotlight: Quick Connects, Coolant Fills, & Seals
Whether you are assembling a new rack or refilling a closed loop, Krytox® GPL 206 ensures your O-rings perform under pressure. Typical applications include:
- GPU and CPU loop quick disconnect O-rings
- Fill port seals and service valves
- Pressure-tested lines using DOWFROST™ LC, water, or other glycol-based coolants
Is Your System at Risk?
- Are you using hydrocarbon or silicone greases near your O-rings?
- Have you seen small coolant losses after maintenance cycles?
- Are your O-rings discoloring, hardening, or flattening prematurely?
If yes, Krytox® GPL 206 could be your simplest upgrade—and your biggest safeguard.
Protect your servers before the next leak.
Thank you
Thank you for your inquiry and interest in ChemPoint.
We will respond to you shortly.
ChemPoint will not under any circumstances release personal user information to individuals or companies. All information collection is solely used to support ChemPoint customers service communications. Read our Privacy Notice.
Are you in the correct region?
We’ve detected that you are located in a different region than the region selected on the website. Would you like to change your region?
Current Region: English - Canada