Carbon fiber composite material, a new type of material, is itself a material that is researched in the direction of environmental protection. It is formed by curing carbon fiber and epoxy resin with high hardness, high ...
Core foam can be divided into rigid foam, soft foam and semi-rigid (or semi-soft) foam. Core foam plastic is also called porous plastic, a plastic with numerous micropores inside made of resin as the main raw material. I...
Rigid polyurethane foams, referred to as rigid polyurethane foams, are used in polyurethane products second only to flexible polyurethane foams. Polyurethane rigid foam is mostly closed-cell structure, which has excellen...
The simple PMI foam sandwich structure consists of three parts: the panel, the core material and the glued joint. The load is transferred between the first two components through the glued joint. The function of the sand...
The sandwich materials used for composite sandwich structures mainly include: rigid foam, PMI foam, honeycomb and balsa wood. Rigid foam mainly includes polyvinyl chloride (PVC), polyurethane (PU), polyetherimide (PEI), ...
1. Polyurethane rigid core foam plastic has the advantages of light weight, high specific strength and good dimensional stability. Polyurethane rigid foam has good mechanical strength. In low temperature environment, its...
