Quartz Top Ring

The Quartz Top Ring 0200-02626 is a high-precision quartz component used in semiconductor manufacturing equipment. Designed to operate in plasma-intensive environments such as etching and physical vapor deposition (PVD) chambers, this quartz ring functions as a critical protective and process-stabilizing element inside the chamber.

At Semixlab, we supply high-quality semiconductor spare parts and precision quartz components engineered to meet the stringent requirements of modern wafer fabrication facilities. The 0200-02626 Quartz Top Ring is manufactured using high-purity fused quartz to ensure excellent thermal stability, plasma resistance, and contamination control.

Product Overview

The Quartz Top Ring 0200-02626 is typically installed in the upper region of a semiconductor process chamber, surrounding or aligning with the wafer processing area. It is widely used as a protective and flow-stabilizing component in plasma processing systems.

Key Product Information

Manufactured with strict dimensional tolerances and high material purity, the Quartz Top Ring helps maintain stable process environments and consistent wafer yield.

Typical Structural Features

The Quartz Top Ring 0200-02626 is manufactured with a geometry optimized for integration with semiconductor processing chambers.

Typical design features include:

● Precision inner diameter (ID) aligned with the wafer processing area

● Outer diameter (OD) designed for secure mounting within chamber shields or fixtures

● Stepped or grooved profiles for improved mechanical stability

● Optional gas flow slots or holes to assist with plasma and gas distribution

● Polished quartz surfaces to minimize particle generation

● High-precision machining for consistent installation and repeatability

These structural characteristics help ensure reliable operation in high-vacuum and high-plasma environments.

Function Inside Semiconductor Equipment

Inside semiconductor processing systems, the Quartz Top Ring plays several essential roles that directly influence chamber performance and wafer quality.

Plasma Shielding: The ring acts as a protective barrier between the plasma environment and critical chamber components, preventing direct plasma exposure to metallic structures.

Chamber Protection: Quartz top rings serve as sacrificial components, absorbing process by-products such as deposition residues or etch reactions. This helps protect expensive chamber hardware from damage.

Process Stability: By shaping the plasma region and maintaining consistent spacing around the wafer edge, the quartz ring contributes to stable plasma behavior and repeatable processing conditions.

Edge Uniformity Control: Properly designed quartz rings help regulate gas flow and plasma distribution, which improves wafer edge uniformity and overall process performance.

Material and Advantages

The Quartz Top Ring 0200-02626 is produced from high-purity fused quartz (SiO₂), a material widely used in semiconductor equipment due to its outstanding performance under plasma and high-temperature conditions.

Key Material Advantages:

1. Excellent Plasma Resistance

Fused quartz demonstrates strong resistance to ion bombardment and plasma corrosion, making it ideal for harsh semiconductor processing environments.

2. Ultra-Low Metal Contamination

High-purity quartz contains extremely low levels of metallic impurities, which helps prevent particle generation and contamination during wafer processing.

3. Superior Thermal Stability

Quartz maintains structural integrity at elevated temperatures commonly encountered in plasma chambers.

4. Electrical Insulation

As a non-conductive material, quartz helps stabilize the electric field within plasma chambers, contributing to uniform processing conditions.

5. Chemical Inertness

Quartz exhibits strong resistance to reactive process gases used in semiconductor fabrication.

These properties make fused quartz a preferred material for chamber protection components and plasma-exposed parts.