Microcellular plastics and their extrusion technology are introduced. Microcellular polymer processing and conventional extrusion foamprocessing is compared.
介绍微孔塑料及其挤出成型技术，并与一般挤出发泡成型进行了比较。
2
Polyurethane foam in essence are highly flammable materials, do not make flame retardant processing the oxygen index is only 16.5%.
聚氨酯泡沫本质上属于高度易燃材料，未做阻燃处理时氧指数仅为16.5％。
3
The feasibility of the foam rubber surface processing by physical vapor deposit coating was discussed.