What is Self adhesive flange Protectors(flange discs)

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Self adhesive flange discs is protect the raised face of flange ,when sandblasting  and painting flange or valve ,the sandblasting and coating will defects and damage the raised face 

Applied is very easy ,only peeling the paper backing. We also applied them in  storeage ,shipping of flange.

Most materical is NBR Rubber ,standard thickness:1.5mm

How many type of flange discs used for sandblasting protecction.

1.round type

2.ring type

3.bolt hole type


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