About Us

WELCOME TO Rizhao Hejia New Materials Co., Ltd.

 
Rizhao Hejia New Materials Co., Ltd., located in Rizhao City,Shandong Province,is a company engaged in the research and development,production and sales of deepwater solid buoyancy materials,mainly producing Float Balls,ROV buoys,Cable Floats,Float,Blocks,etc.At the same time,the company has research and development departments,design departments and production and processing departments,which can meet the requirements of different customers for underwater buoyancy materials.
 

 

 

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News

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Key Design Considerations for Hy

Hydrophone buoyancy are buoyant devices used in marine acoustic observation systems to support and position hydrophones. A hydrophone itself is a transducer that receives underwater acoustic signals and is highly sensitive to changes in the surrounding so

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Buoyancy materials for subsurfac

Regarding the main buoyancy body in deep-sea neutrino telescopes, this is a core component that integrates deep-sea engineering materials, fluid mechanics, and precision deployment technology. It is not the surface buoy we commonly see, but rather a top s

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Buoyancy for Hull-cleaning ROV

PVC foam buoyancy material is a closed-cell foam with the key characteristics of extremely low density, high buoyancy, and very low water absorption, making it suitable for long-term use in shallow waters from the surface down to several hundred meters. 

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Deployment and Installation Loca

The deployment and installation position of the buoyancy package in a moored subsurface buoy system can be precisely defined from two dimensions: vertical depth and system hierarchy.

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Epoxy-based microsphere solid bu

Epoxy-based microsphere solid buoyancy material is essentially an advanced composite material made by filling a large number of hollow glass microspheres into an epoxy resin matrix. It is currently the core technical solution for achieving low density, hi

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Epoxy-based micro-bead type soli

Epoxy-based microsphere solid buoyancy materials are ideal engineering materials for hydrophone buoyancy, a conclusion that has been fully verified both in academic research and industrial practice. 
This material is typically composed of hollow glass mi

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