How To Spray Polyurea Coating For Speaker Cabinet？How To Paint Speakers？Speaker Box PolyureaCoating. 

Qingdao Shamu Advanced Material Co., Ltd. is professional pure polyurea manufacturer in China.
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Tel/WhatsApp/WeChat/Skype: +8615763953376
E-mail: sale@shamu-intl.com
We have a series of polyurea products for waterproof, anti-corrosion, anti-abrasion, and anti-impact. Our polyurea coating has been used for floor, roof, speaker cabinet, track, steel pipe, and police device, etc.