Engineered Polymer Products  >  Capabilities  >  Materials

Materials

We utilize many different composite materials to meet our customer’s demanding requirement for large composite structures and acoustics windows. Reinforcements and resin systems are designed, modified and optimized for the application. For acoustic material design, the reinforcements, resin systems and core materials are designed for specific frequencies of interest and optimized to ensure low insertion loss.

Patented RHO-COR® System

Our patented RHO-COR® system utilizes co-cured or cast cores between composite laminates to produce the highest performance windows available . A RhoCor structure combines our expertise in rubber and urethane material technologies with our composite fabrication know how and skill to form the highest quality acoustic windows available to the naval and oceanographic marine industry.  

Used in our Surface Ship Bow Domes and Submarine High Frequency Sail Arrays (SRAP), RHO-COR offers superior performance for your acoustic application. Download RHO-COR brochure.

  Common Acoustic Materials are a cause for sharp degradation of acoustic signal, especially at off-normal angles.   Acoustic window showing large insertion loss
  The Patented RHO-COR® System mitigates this problem by utilizing advanced materials and novel fabrication methods. There is minimal signal insertion loss wide angles of incidence. Loss is also minimal over a large range of frequencies.   Goodrich EPP uses acoustic material design and composites to reduce insertion loss

Fabrics and Reinforcements

We design and incorporate custom engineered fabrics to exacting specifications, including thick z-stitched fabrics. Our engineers and fabrication specialists are skilled using a variety of reinforcements to match individual customers needs including: glass, carbon, Kevlar, quartz and woven hybrids. Resins include, epoxies, cynate esters, rubber toughened epoxies, acrylics, vinylesters, and phenolics. Our capabilities include the ability to modify off-the-shelf resins to meet specific performance objectives and also formulate custom polymer resin systems for complex projects.

Our engineers and production personnel are skilled using a variety of reinforcements and resins to match product needs

Fire Proof Inorganic Material System

  Our FyreRoc&trade material system is a fireproof inorganic matrix designed for high temperature environment. FyreRoc material composites use stainless steel, glass, carbon, and silicon carbide reinforcements.   FyreRoc fireproof composite materials are available for high temperature fire barrier applications

Energy Absorbing and Acoustically Transparent Urethanes

Custom formulated Urethanes may be molded to serve your energy management needs. Urethane products can be custom formulated to meet your energy management needs We formulate energy absorbing and acoustically transparent urethanes. Urethanes can be tuned to support a variety of energy and sound frequencies and molded into a range of products for military and commercial applications.


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