1. Ihe ngwongwo nke akụrụngwa bụ 60Si2Mn alloy steel, nke nwere ike zute ma ọ bụ karịa arụmọrụ arụmọrụ nke ụkpụrụ mba. Ọtụtụ n'ime ihe ndị ahụ sitere na Fangda Special Steel Technology Co., Ltd. Ihe ndị ahụ nwere oke ogo dị mma yana arụmọrụ igwe na teknụzụ dị mma.
2. A na-eme mgbakọ niile site na iji teknụzụ na-egwu ala na nkenke mma.
3. Iji elu-voltaji electrostatic akpaka ịgba agba, corrosion eguzogide, acid foogu na-eguzogide, ike mmiri na-eguzogide, na ezi mma mma.
4. Iji bimetal bushing, the bushing nwere ogologo ọrụ ndụ, na-eyi na-eguzogide ma na-adịghị mfe nchara.