Furnace & melting
Batch
The mixed raw materials charged into the furnace — silica sand, soda ash, limestone, dolomite, feldspar, and other inputs.
How Lean Glass works with this
In an audit or engagement.
This term appears across our hot-end audits, forming audits and Job Change Tool work. If you would like to discuss how it shows up in your plant, book a call — every engagement begins with an operational diagnostic, not a sales pitch.
Related terms
Read next.
Raw materials
The mineral inputs to the batch — silica sand, soda ash, limestone, dolomite, feldspar, and minor additives.
Cullet
Recycled glass added to the batch — reduces energy use proportionally to its share. Internal cullet (own production) and external cullet (post-consumer) are distinct streams.
Batch house
The building and equipment where raw materials are weighed, mixed and conveyed to the furnace charger.
30-minute call with a senior practitioner.
Bring a problem — leave with a direction.