English 
中文简体 
Liquid Cooling Nozzle Assemblies Technical Specifications
| Assembly Types | Spray Nozzles, Jet Nozzles, Quick-Disconnect Couplings, Manifold Nozzle Blocks |
|---|---|
| Primary Equipment | Star CNC Swiss-type Lathes, 4-axis CNC Machining Centers, Precision Grinders |
| Thread Standards | NPT, BSPP (G), BSPT (R), Metric (M), Unified (UNF/UNC) |
| Dimensional Tolerance | Nozzle Orifice: ±0.005mm; O-ring Groove: ±0.01mm |
| Geometric Tolerances | Concentricity (Orifice to Thread): 0.005mm; Flatness (Sealing Surface): 0.002mm |
| Common Materials | SUS304, SUS316L, 17-4PH Stainless Steel, Brass (C36000) |
| Max Operating Pressure | Up to 1500 PSI (Depending on design and material) |
| Surface Roughness (Ra) | Internal Fluid Paths & Orifices: Ra 0.4; Ground Sealing Surfaces: Ra 0.2 |
| Surface Treatments & Cleaning | Passivation, Electropolishing, Ultrasonic Cleaning, Cleanroom Packaging |
| Inspection Equipment | German/Japanese CMM, Flow Rate Testers, Pressure Decay Testers, Borescopes |
High-Precision Liquid Cooling Nozzle Assemblies for Critical Thermal Management
At Xierge Precision Machinery Co., Ltd., we leverage over 30 years of operational experience since 1990 to manufacture premium Liquid Cooling Nozzle Assemblies for the automotive, medical, and high-performance computing industries. Liquid cooling nozzle assemblies are critical delivery points in thermal management systems, requiring complex internal fluid channels, precise spray angles, and absolute leak-proof integrity. In high-pressure EV battery cooling loops or server data center cooling systems, even a microscopic deviation in the nozzle orifice or sealing surface can lead to uneven cooling, fluid bypass, or catastrophic thermal runaway.
To achieve flawless results, our state-of-the-art facility is equipped with Japanese imported Star CNC Swiss-type lathes and advanced 4-axis CNC machining centers. This specialized equipment allows us to machine intricate internal vortex chambers, micro-orifices, and multi-standard threading in a single setup, ensuring extreme concentricity between the nozzle tip and the mating body. The guide bushing technology on our Swiss lathes provides unparalleled support, enabling us to maintain strict cylindricity on the nozzle components without deflection.
Following our core principle of "Integrity Oriented, Quality Foremost," we strictly adopt premium raw materials, specifically 304 and 316L stainless steel, to ensure maximum corrosion resistance against glycol mixtures and deionized water. To guarantee reliable product performance, we apply strict quality inspection protocols utilizing a complete set of testing instruments imported directly from Japan and Germany. We keep innovating to maintain sound business development and warmly welcome domestic and overseas clients to visit our factory and explore custom OEM/ODM cooperation opportunities.
Core Advantages of Xierge Liquid Cooling Nozzle Assemblies
- Micro-Orifice Precision Machining: Our Japanese Star CNC Swiss-type lathes machine precise internal vortex chambers and micro-orifices in a single setup, guaranteeing accurate spray angles and consistent flow rates.
- Leak-Proof Sealing Integrity: We machine O-ring grooves and metal-to-metal sealing surfaces with micro-tolerances, ensuring perfect compression and zero fluid leakage under high-pressure cooling cycles.
- Superior Corrosion Resistance: By exclusively adopting premium 316L and 304 stainless steel, combined with passivation and electropolishing, our nozzles withstand harsh glycol mixtures and deionized water without pitting.
- Complex Assembly Capability: We possess the expertise to machine and assemble multi-component nozzle bodies, retaining rings, and O-rings, ensuring perfect mating interfaces for quick-disconnect cooling lines.
- Ultra-Clean Internal Passages: To prevent coolant contamination and micro-channel clogging, all assemblies are processed through dedicated industrial ultrasonic cleaning machines to remove 100% of micro-burrs and cutting fluids.
- World-Class Metrology & Fluid Testing: Utilizing imported Japanese and German CMMs, borescopes, and flow/pressure testers, we verify dimensional accuracy, sealing integrity, and spray performance on every batch.
- 3-Decade OEM/ODM Innovation: Since 1990, we have continuously innovated, collaborating closely with clients to optimize DFM (Design for Manufacturing) for custom nozzle assemblies, scaling rapidly from prototyping to mass production.
Payment Methods & Global Logistics Solutions
Secure International Payment Terms:
To facilitate smooth B2B international trade, we offer flexible and secure payment options. For mass production orders of liquid cooling nozzle assemblies, we accept standard T/T (Telegraphic Transfer) with a 30% advance deposit and 70% balance before shipment. For large-scale international supply contracts, we are fully capable of processing Irrevocable Letters of Credit (L/C) at sight. For initial prototyping, sample orders, or custom tooling fees, PayPal and Western Union are also available to expedite the process.
Global Logistics & Protective Packaging:
We provide comprehensive end-to-end shipping solutions under FOB, CIF, and DAP Incoterms. For urgent prototypes or small batches, we utilize expedited international couriers such as DHL, FedEx, and UPS. For bulk mass production, we offer highly competitive sea freight (LCL/FCL) and air cargo rates through our trusted global forwarder network. Recognizing that liquid cooling nozzles have delicate spray orifices and fine sealing surfaces highly susceptible to impact and oxidation, we utilize specialized packaging: each nozzle's inlet and outlet ports are capped with plastic plugs to prevent debris entry, wrapped in VCI (Volatile Corrosion Inhibitor) anti-rust paper, and secured in custom EPE foam slots or blister trays within sturdy export-grade cartons to ensure zero transit damage.
FAQ
Spray performance depends entirely on the internal vortex chamber and orifice geometry. We machine these features on our Japanese Star CNC Swiss-type lathes using specialized micro-boring tools, maintaining concentricity between the orifice and the internal chamber. We then utilize optical comparators and flow rate testing rigs to verify that the actual spray pattern and flow coefficient meet your exact thermal management specifications.
Micro-orifices are extremely sensitive to burrs, which can deflect the spray or break off and clog cooling channels. We utilize specialized back-chamfering tools directly on the CNC machine. For inaccessible internal edges, we employ abrasive flow machining (AFM) or thermal energy deburring (TEM), which precisely removes burrs at the molecular level without affecting the critical orifice diameter. This is followed by rigorous ultrasonic cleaning.
Yes. We machine the internal fluid paths to a smooth finish (Ra 0.4) and then coordinate electropolishing and ASTM A967 passivation. Electropolishing removes a microscopic layer of material, smoothing out micro-peaks and removing trapped impurities, which significantly improves corrosion resistance against harsh coolants and prevents biofilm buildup in the orifice.
With over 30 years of expertise, we are fully equipped to machine all major international thread standards, including NPT, BSPP (G), BSPT (R), and Metric (M). We use imported Japanese and German thread gauges to perform 100% inspection on critical sealing threads to ensure perfect mating and zero cross-threading or leakage during assembly.
Absolutely. Adhering to our "Quality Foremost" principle, we integrate pressure decay testing (leak testing) into our final inspection process for fully assembled nozzles. By pressurizing the assemblies with compressed dry air or nitrogen, we can quantitatively verify that there are zero porosity issues, O-ring seating defects, or sealing failures before the components are packaged.
Yes. Our capabilities extend beyond single-component machining. We can machine multi-piece manifold nozzle blocks on our 4-axis CNC machining centers and perform the sub-assembly of internal O-rings, retaining clips, and nozzle tips. This provides our clients with a ready-to-install cooling module, streamlining their supply chain.
