Mpekere tubelar oghere

Tubular, ma ọ bụ oghere isi urughuru bọọdụ Tubular core chipboard bụ ụdị chipboard nke nwere oghere tube n'ime oghere a na-emepụta, nke a na-eji usoro mgbasa ozi extrusion na-arụpụta ezigbo ngwakọta nke ịdị arọ na nkwụsi ike. Ngwongwo arụ ọrụ.
Mpempe akwụkwọ, nke a makwaara dị ka bọọdụ urughuru na chipboard, bụ ngwaahịa eji arụ ọrụ arụpụtara site na ibe osisi, ịcha ahịhịa, ma ọ bụ ọbụna sawdust, yana resin sịntetik ma ọ bụ ihe nkedo ọzọ dabara adaba, nke a na-agbanye na extruded.