Mechanical Polishing Glossy Ra<0.15um Hardness HRC48-55 Wafer Dicing Frame Ring ES-WFR-Dura420

1. Introduction of Mechanical Polishing Glossy Ra<0.15um Hardness HRC48-55 Wafer Dicing Frame Ring ES-WFR-Dura420

Wafer frame ring ES-WFR-Dura420 is made of German Dura420 high hardness stainless steel plate, which can ensure the right performance as wafer metal ring. It is also known or named as wafer frame, wafer mounting ring, wafer loading ring, wafer dicing ring, wafer metal ring, wafer ring frame or wafer frame ring.

Wafer frame ringES-WFR-Dura420 can provide safe support during the process of wafer or chip shipping and handling operations. Such wafer dicing ring is featuring extremely light weight and reliable shaping performance. We have many end users of wafer or chip producers globally around the world.

2. Technical parameter of Mechanical Polishing Glossy Ra<0.15um Hardness HRC48-55 Wafer Dicing Frame Ring ES-WFR-Dura420

Technical parameters for EASTAR® wafer frame ring:

1). Material: German Dura420stainless steel

2). Wafer frame ring thickness and sizes:

1) 06 inches

(External diameter Φ228mm/ inner diameterΦ194mm/ Thickness 1.2mm
2) 08 inches

(External diameter Φ276mm / inner diameterΦ250mm/ Thickness 1.2mm
3) 12 inches

(External diameter Φ400mm / inner diameterΦ350mm/ Thickness 1.5mm

3). Surface treatment: Mechanical Polishing/ glossy surface Ra<0.15um/matte surface Ra>0.3um/mirror surface Ra<0.05um

4). Surface Hardness: HRC48-55

5). Size tolerance: +/-0.5mm

6). Angle tolerance: 0° 30″.

7). Flatness level: ＜0.2mm

Ring shape: Inner circular shape, Inner square shape and special customized shapes. All the shapes and sizes can be customized as per the user drawing.

3. Application of Mechanical Polishing Glossy Ra<0.15um Hardness HRC48-55 Wafer Dicing Frame Ring ES-WFR-Dura420

EASTAR® Wafer frame ringES-WFR-Dura420 (also named as Wafer Dicing Ring/Wafer Metal Frame/Wafer Metal Ring/Wafer Ring Frame/Wafer Frame Ring) is working as a circular or special shape metal ring used to protect the edges of wafers and chips, mainly used in the laser marking process of wafers to provide protection and position limit. The wafer frame ring can withstand the high temperature and energy during the UV laser marking process to prevent chip damage and edge fragmentation.

EastStar New Material (Tianjin) Limited (hereinafter referred to as EastStar) is well known as a high-tech enterprise specializing in serving such industries as PCB, CCL, semiconductor, woodworking and new energy, etc.

EastStar has been specializing in the professional research, development, production and sales of lamination materials and consumables to be used in the relevant products lamination process.

Quality is the foundation of a company's existence. EastStar has a group of high-quality R&D and process talents in the fields of polymer chemistry and metal metallurgy heat treatment. EastStar has advanced product laboratories, testing rooms, and laboratories with a mature and strict product quality control mechanism, whch can well ensure high level QC for reach single order.  

Moreover, with the update-to-the-date production facilities, stricter process control and a comprehensive quality management system, we have successfully won the recognition and respect from global industry customers. 

The product categories by EastStar mainly include:

1. Press cushion pad for copper clad laminate (CCL) lamination.

2. Press cushion pad for rigid printed circuit board (RPCB) lamination. 

3. Press cushion pad special for flexible printed circuit board (FPC).

4. Press cushion pads for woodworking industry.

5. Press cushion pads for Solar photovoltaic industry.

6. Kraft paper for PCB and CCL industry.

7. High-precision lamination steel plate for PCB lamination purpose.

8. High-precision lamination steel plate for CCL lamination purpose. 

9. Bottom carrier plate/upper cover plate for PCB/CCL laminator. 

10. Wafer frame ring/dicing ring. 

11. Various protective or functional films used in the PCB & CCL lamination process.

We have a professional sales team that can provide the most professional marketing  services to global industry customers. 

We are confident in providing the real quality and most competitively priced lamination materials and to global industry customers!

Standing tall on the eastern land of China, EastStar has been cultivating the fertile soil of the lamination material industry for more than ten years, like a shining star, illuminating global PCB/CCL industry customers with heartfelt care!  Please believe that choosing EastStar is definitely your wise choice for win-win situation.