Custom Metal Coolant Expansion Tank for Automotive Cooling Systems

Product Specification
Place of Origin: china
Brand Name: custom
Minimum Order Quantity: 100 pieces
Payment Terms: T/T,Western Union
Supply Ability: 3,000 units/month
Product Details
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Custom Metal Coolant Expansion Tank

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Automotive Metal Coolant Expansion Tank

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Automotive Cooling Systems Metal Coolant Tank

Name: Custom Coolant Overflow Recovery Tank
Materials: Stainless Steel, Aluminium, Etc.
Process: Laser Cutting, Welding, Etc.
Surface Treatment: Wire Drawing, Polishing, Etc.
Fabrication Services: OEM/ODM Custom Metal Tank
Design: Integrated Filling And Storage Structure
Seal: O-ring Screw Cap
Connection: Flexible Hose Fitting
Product Description

Custom Metal Coolant Expansion Tanks for Automotive Cooling Systems
This coolant overflow recovery tank is specifically designed for automotive cooling systems to provide overflow protection and fluid recovery under fluctuating pressure conditions, while also facilitating routine coolant top-off maintenance. The front of the product features a large knurled filling cap with a built-in O-ring seal, enhancing sealing reliability and operational stability during the filling process. Hose/fluid connectors are located on the side for overflow inlet and return connections, creating a controlled flow path for the coolant as system pressure fluctuates. This integrated design enables unified management of pressure relief, fluid compensation, and maintenance refilling.
Technical Specifications

Material Types Carbon Steel / Stainless Steel / Aluminium / Iron, etc.
Fabrication Method Laser Cutting / Metal Bending / Tube Bending / Stamping / Machining / Welding / Riveting, etc.
Surface Treatment Wire Drawing / Surface Grinding / Polishing / Electroplating / Anodising / Powder Coating / Baking Finish / High-temperature Coating / Sand Blasting / Enamelling / Pickling & Passivation, etc.
Cutting Precision ±0.1 mm (±0.004 in)
Bending Range 0.3-10 mm (0.012 - 0.394 in)
Pressure Tonnage Range 35T - 150T
Pipe Bending Diameter Range 6-200 mm (0.236 - 7.87 in)
Acceptable Drawing Formats PDF / DWG / DXF / STEP (.step/.stp) / IGES (.iges/.igs) / SolidWorks files (.sldprt/.sldasm)
Production Support Prototype to Mass Production

Uses

Suitable for automotive radiator systems, aftermarket cooling systems, engine thermal management systems, and cooling circuits that require coolant overflow recovery and replenishment functions.

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Custom Metal Coolant Expansion Tank for Automotive Cooling Systems 0

FAQ

Q1: What is the purpose of the knurled cap in the structural design of large-size knurled filling caps?
A1: The knurled texture increases friction during manual operation, making filling and opening more stable, while the built-in O-ring ensures the filling port remains sealed.

Q2: How is secondary contamination or air entrapment prevented after coolant overflows into the reservoir?
A2: The sealed reservoir chamber minimizes contact with outside air, thereby reducing the risk of air entrapment and contamination.

Q3: Does this design affect the radiator's original pressure setting?
A3: No. The overflow reservoir serves solely as an auxiliary storage and buffer unit and does not alter the radiator cap's original opening pressure setting.

Q4: Do the side fittings support flexible installation orientations in different system layouts?
A4: Yes, they do. The routing of the tubing can be adjusted according to the vehicle or equipment layout to accommodate different installation orientations.

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