Chemical Copper Etched Vapor Chambers With the Factory Straight Out for 5G & Mobile Devices

Product Overview

Vapor Chambers are advanced thermal management solutions designed to efficiently dissipate heat from high-power electronic devices. As a critical part in modern electronics, Vapor Chambers utilize phase change technology to spread heat evenly across a surface, preventing hotspots and ensuring device reliability.

At Xinhaisen, we specialize in the precision etching of the metal components (upper and lower casings) used in ultra-thin Vapor Chambers. Leveraging our expertise in chemical etching, we produce complex micro-structures with unparalleled accuracy, enabling thinner designs and higher thermal efficiency for next-generation electronics.

What is Etching?

Etching, also known as chemical milling or photochemical machining, is a non-contact manufacturing process used to create highly precise metal parts.

Unlike traditional stamping or laser cutting, etching does not introduce mechanical stress or heat-affected zones (burrs). The process involves:

• Lamination: Applying a photosensitive film to the metal.

• Exposure: Transferring the CAD design onto the film.

• Development: Removing the unexposed areas to reveal the metal.

• Etching: Dissolving the exposed metal using chemical solutions to form the desired micro-structures (pillars, grooves, or wick structures).

• Stripping: Removing the protective film to reveal a burr-free, stress-free precision part.

This process is ideal for Vapor Chambers as it allows for the creation of complex internal structures (capillary wicks) on materials as thin as 0.02mm.

Product Features

• Ultra-Thin Profiles: Capable of etching materials as thin as 0.02mm to 1.5mm, allowing for Vapor Chambers that fit into compact smartphones, tablets, and laptops.

• High Precision Micro-Structures: Achieve fine wick structures with a minimum line width of 0.015mm and micro-hole diameters as small as 0.03mm.

• Excellent Uniformity: Maintains a tolerance of ±0.01mm across large panels, ensuring consistent thermal performance across mass production.

• Burr-Free & Stress-Free: The chemical etching process eliminates mechanical burrs, which is critical to prevent puncturing the vacuum-sealed chamber.

• Material Versatility: Compatible with various metals required for thermal conductivity, including Copper (C1100, C1020) , Stainless Steel, and other alloys.

• Rapid Turnaround: Short lead times for prototyping and the ability to handle high-volume mass production without the cost of hard tooling (no molds required).

Product Specifications

Applications

Xinhaisen’s precision-etched Vapor Chamber parts are utilized in high-heat-flux industries where thermal management is critical:

• Consumer Electronics: Smartphones, Tablets, Ultrabooks, Laptops, and Gaming Phones.

• Automotive Electronics: ADAS (Advanced Driver-Assistance Systems), In-Vehicle Infotainment (IVI) systems, and EV Battery management cooling plates.

• Aerospace & Aviation: Avionics cooling and radar system thermal management.

• Telecommunications: 5G base stations, high-power servers, and optical modules.

• Medical Devices: High-intensity imaging systems and laser equipment.

Why Choose Xinhaisen?

• Ultra-High Precision: We specialize in micro-processing. With the ability to achieve line widths of 0.015mm and holes of 0.03mm, we guarantee the high capillary pressure required for efficient Vapor Chamber performance.

• No Molding Cost: As an etching specialist, we do not require expensive hard tooling. This allows for quick design iterations during the R&D phase and cost-effective mass production.

• Scalable Production: We handle urgent, large-volume orders with speed and consistency, ensuring supply chain stability for major brands.

• Extensive Industry Experience: With over 10 years of expertise serving the optical, acoustics, and automotive sectors, we understand the rigorous quality standards required for internal electronic parts.

• Comprehensive Support: From raw material procurement to post-processing, we manage the entire supply chain to ensure high quality and rapid delivery.

Frequently Asked Questions (FAQ)

• Q: Can you etch copper for Vapor Chambers without causing oxidation or deformation?
  A: Yes. Our chemical etching process is a cold process that introduces no mechanical stress or heat deformation. We strictly control the etching parameters to ensure the copper remains flat and free of burrs, ready for subsequent diffusion bonding processes.
• Q: What is the thinnest material you can use for a Vapor Chamber?
  A: We can process metals as thin as 0.02mm. This ultra-thin capability is ideal for creating next-generation, ultra-slim Vapor Chambers for foldable phones and slim laptops.
• Q: Can you handle custom patterns for the wick structure (mesh/pillars)?
  A: Absolutely. Since we use photochemical etching, we can precisely replicate any CAD design. Whether you need complex grooves, mesh patterns, or pillar arrays for capillary flow, we can manufacture it with high consistency.
• Q: What is your typical lead time for prototypes?
  A: Because etching does not require hard tooling, we can typically provide prototypes within 5-7 working days after design confirmation, allowing for rapid product development cycles.
• Q: How do you ensure the uniformity of the etching across a large panel?
  A: We utilize advanced etching lines and strict quality control systems. Our technology ensures a uniformity tolerance of ±0.01mm, which is critical for maintaining flatness and consistent thermal conductivity across the entire Vapor Chamber.

Welcome to contact us at any time!