The expansion follows £400,000 of funding from Welsh Government, £100,000 from the Development Bank of Wales and £100,000 from the Tata Steel subsidiary UK Steel Enterprise.
Mae'r ehangu yn dilyn cyllid o £400,000 gan Lywodraeth Cymru, £100,000 o Fanc Datblygu Cymru a £100,000 o UK Steel Enterprise, is-gwmni Tata Steel.