Set up years ago, HLCALUMINIUM is a professional manufacturer and also a supplier with strong capabilities in production, design, and R&D. aluminum honeycomb sheet HLCALUMINIUM is a comprehensive manufacturer and supplier of high-quality products and one-stop service. We will, as always, actively provide prompt services such. For more details about our aluminum honeycomb sheet and other products, just let us know.HLCALUMINIUM aluminum honeycomb sheet has been tested by adopting advanced pieces of equipment which includes a thermal conductivity analyzer, optical microscopy, and water penetration tester.