LAWAI is the centrifugal casting manufacturer in Taiwan specialized in producing stainless steel & special alloy tubes, sleeves and rings. Custom stainless steel CMP retainer rings(Chemical Mechanical Polishing stainless steel retainer rings) are one of the key components in manufacturing the wafers for semiconductor industry. These stainless steel rings are bonded with the plastic materials such as PET, PPS and PEEK. 

And we called the rings are two-body type CMP retainer rings. 

LAWAI only produces the blank stainless steel rings for customers. 

Most LAWAI’s customers purchase our blank stainless steel rings ( pre-machined surfaces) and do the finish machining by themselves. 

• The common materials of stainless steel CMP retainer rings are SS304 and SS316

• The diameters we produce for stainless steel CMP retainer rings are smaller than 400 mm. (Max. around 400 mm)

Please let us know your demands of stainless steel CMP retainer rings via the left inquiry form or email, LAWAI team are ready to produce valuable

stainless steel rings for you.

The custom stainless steel CMP retainer rings made at LAWAI, made in Taiwan are good enough for semiconductor industry!

LAWAI INDUSTRIAL CORPORATION

No.1283-1, Ren-ai Road, Chunan Township, 

Miaoli County, Taiwan

• E-mail: [email protected] 
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