The core materials for composite sandwich structures are: rigid foam, PMI foam, honeycomb and balsa wood. Rigid foams mainly include polyvinyl chloride (PVC), polyurethane (PU), polyetherimide (PEI) and acrylonitrile-sty...
The high-performance plastic profiles are extruded by vacuum, which has better compactness than the injection molded parts, and avoids the defects such as the strength reduction of the melted wires caused by the injectio...
The chemical principles of core foams can be divided into two categories: 1 Chemical blowing agents are used which liberate gases when heated. Commonly used chemical blowing agents, such as azodicarbonamide, azobisisobut...
WASHINGTON, AUG 7: An independent US quasi-judicial federal agency has ruled against imposing any anti-dumping duty against certain categories of steel threaded rod from India. The ruling by United States International T...
WASHINGTON, AUG 7: An independent US quasi-judicial federal agency has ruled against imposing any anti-dumping duty against certain categories of steel threaded rod from India. The ruling by United States International T...
"During 2015, we identified the pursuit of higher-margin downstream business opportunities that utilize our steel products in their manufacturing processes, as one of our target growth objectives," stated Mark D. Millett...
