Z-LION PCD-21 atọ ọkara gburugburu PCD-egweri trapezoid bụ a arọ ọrụ mkpuchi mwepụ ngwá ọrụ maka wepụ oké na elastomeric coatings dị ka epoxy, urethane, polyurethane, polyaspartic, acrylic, gluu fọdụrụnụ, wdg The ngwá ọrụ nwere 3 ọkara gburugburu PCD na a. bọtịnụ nkwado akụkụ.Na-abịa na efere trapezoid a na-ahụkarị, enwere ike ịtinye ya n'ọtụtụ dị iche iche nke ala ala site na oghere 3 na efere trapezoid.Emebere ya ka ọ rụọ ọrụ n'otu akụkụ, ma n'akụkụ elekere ma ọ bụ n'akụkụ elekere.