1. Teepu nwere akụkụ abụọ nwere ezigbo ihu igwe na-eguzogide ihu igwe, ezigbo okpomọkụ na-eguzogide, ma nwee àgwà magburu onwe ya nke stamping nguzogide na-enweghị oke.
2. Mgbanwe na-agbanwe agbanwe, njikọta magburu onwe ya, nguzogide okpomọkụ, nguzogide mmiri, na ike njikọ dị elu na ebe siri ike na nke na-adịghị agbanwe agbanwe.
3. Ikike wetting nke elu nke a na-ejikọta ya, ezigbo mmachi, nkwụsị nke okpomọkụ, mmiri na-eguzogide mmiri, oke elongation, ike siri ike, ihu igwe dị mma, na elu plasticity resistance.