・4 inch Silicon Wafer Box TJF-4-box ・3 inch Silicon Wafer Box TJF-3-box ・8 Inch Wafer Cassette | Wafer Cassette Carrier | TJF-W8-1 ・6 Inch Wafer Cassette Carrier | Wafer Cassette | TJF-W6-3 ・Wafer Frame Customized Processing Services ・Wafer FOUP | Wafer SMIF Pod / Tape Frame FOUP (12 Inch) TJF-U12-25S ・6 Inch Wafer Metal Frame Shipper TJF-S6 ・6 Inch Metal Film Frame | Wafer Frame | TJF-6A ・8 Inch Wafer Frame/Wafer Ring/Disco Frame TJF-8B ・12 Inch Wafer Frame/Wafer Ring/Disco Frame TJF-12A ・Square Wafer Frame TJF-C ・Grooved Wafer Frame TJF-C-2 ・Customized Disco Wafer Frame TJF-C-3 ・6 Inch Plastic Wafer Frame / Plastic Frame TJF-6P-2.5 ・8 Inch Plastic Wafer Frame / Plastic Frame TJF-8P-2.5 ・12 Inch Plastic Wafer Frame / Plastic Frame TJF-12P-2.5 ・6 Inch Wafer Frame Cassette / Frame Light Cassette TJF-C6 ・8 Inch Wafer Frame Cassette / Frame Light Cassette TJF-C8 ・12 Inch Wafer Frame Cassette / Frame Light Cassette TJF-C12 ・8 Inch Wafer Metal Frame Shipper TJF-S8 ・12 Inch Wafer Metal Frame Shipper TJF-S12 ・Expander Ring Shipping Box for 4 and 5 Inch Wafer TJF-SI45 ・Expander Ring Shipping Box for 6, 7 and 8 Inch Wafer TJF-SI678 ・Expander Ring Shipping Box for 12 Inch Wafer TJF-SI12 ・6 Inch Wafer Coin Box TJF-G6-H76 ・6 Inch Wafer Coin Box TJF-G6-H38 ・8 Inch Wafer Coin Box TJF-G8-H76 ・6 Inch Teflon Cassette | PFA Cassette | TJF-A6 ・8 Inch PFA Cassette | Teflon Cassette | TJF-A8 ・8 Inch PFA Cassette/Teflon Cassette (Low Profile) TJF-A8-1 ・12 Inch Teflon Cassette | PFA Cassette | TJF-A12 ・6 Inch Wafer Frame Box TJF-B6 ・8 Inch Wafer Frame Box TJF-B8 ・12 Inch Wafer Frame Box TJF-B12 ・1-Inch Wafer Tweezers in High Yech Polymers TJF-M1 ・6 Inch Grip Ring / Wafer Expander Ring TJF-R6 ・4-Inch Wafer Tweezers in High Yech Polymers TJF-M4 ・8 Inch Grip Ring / Wafer Expander Ring TJF-R8 ・8-Inch Wafer Tweezers in High Yech Polymers TJF-M8 ・12 Inch Grip Ring / Wafer Expander Ring TJF-R12 ・4-Inch Wafer Shipping Box TJF-W4 ・6-Inch Wafer Shipping Box TJF-W6 ・8-Inch Wafer Shipping Box TJF-W8 ・6 inch Wafer Stack Box / Wafer Storage Box / Pizza Box TJF-P6 ・Wafer Storage Box|8 Inch Wafer Stack Box | TJF-P8 ・12 inch Wafer Stack Box / Wafer Storage Box / Pizza Box TJF-P12 ・Single Tray|2-Inch Wafer Single Tray TJF-O2 ・4-Inch Wafer Single Tray TJF-O4 ・6-Inch Wafer Single Tray TJF-O6 ・8-Inch Wafer Single Tray TJF-O8 ・12-Inch Wafer Single Tray TJF-O12
TJF-R8

8 Inch Grip Ring / Wafer Expander Ring TJF-R8

Material:
PC+GF
Dimensions:

Outer Diameter Ø247±2mm
Inside Diameter Ø227±2mm

Plate Thickness:
7±0.15mm
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Product Introduction

Product Description

8 Inch Grip Ring / Wafer Expander Ring TJF-R8

The 8 Inch Grip Ring, also referred to as a Wafer Expander Ring, is built to deliver stable and consistent wafer expansion in semiconductor and LED production environments. Designed for cleanroom use, this expander ring ensures secure wafer clamping during dicing, helping improve chip separation accuracy and overall process yield.

Additional sizes, including 6-inch and 12-inch wafer grip rings, are available to support a full range of semiconductor manufacturing requirements.

Key Features

  • Accurate & Stable Performance
    Manufactured with tight tolerance control to ensure precise wafer positioning and uniform expansion during back-end processing.
  • Durable Yet Lightweight Material
    Constructed from fiber-reinforced polycarbonate, providing high strength, dimensional stability, and easy handling in automated or manual operations.
  • Efficient Orientation Design
    Integrated notch markings on the inner and outer rings allow fast identification and correct positioning, reducing setup time.
  • Versatile Application
    Widely used in semiconductor fabrication, LED chip production, wafer processing, electronics manufacturing, and cleanroom operations.
  • Reliable & Economical Solution
    Engineered for long service life while maintaining cost efficiency for high-volume production environments.

Functional Structure

The 8 inch wafer expander ring features a dual-ring design consisting of an inner and outer ring. This structure securely holds the wafer in place while enabling controlled expansion after dicing, improving chip pick-and-place efficiency and minimizing edge damage.

Color options depend on current stock availability.

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