Usoro mmepụta nke FRP Pultrusion bụ usoro mmepụta ihe na-aga n'ihu iji mepụta profaịlụ polymer siri ike nke ogologo oge na akụkụ ọ bụla. Eriri emeziwanye nwere ike ịbụ ịkwọgharị, ute na-aga n'ihu, ịkwọgharị kpara akpa, carbon ma ọ bụ ndị ọzọ. A na-etinye eriri ndị ahụ na matrix polymer (resin, mineral, pigments, additives) wee gafere site na ebe a na-emepụta ihe na-emepụta stratification dị mkpa iji nye profaịlụ a chọrọ. Mgbe emechara usoro ahụ, a na-adọta eriri ndị a na-etinye n'ime resin site na anwụ na-ekpo ọkụ iji mee ka resin ahụ mee ihe.