Continuous cast gray iron barstock has been widely used in the glass mold industry for years. It his highly machinable, has good thermal conductivity and grades produced with fine, type D graphite can be machined to a very smooth, polished surface finish.
Hualong H-Bar grades HT250 and HT300 are designed specifically for glass mold applications including:
The engineered HT grades are designed to withstand thermal cycling fatigue failure and provide excellent wear resistance and long mold life
Contact us with your glass mold requirements so we can select the best grade to meet your demanding needs.