What is glass furnace lip block?

What is glass furnace lip block ?

A glass furnace lip block is a specialized component used in glass manufacturing processes. It plays a crucial role in controlling the flow of molten glass as it exits the furnace and begins the process of being shaped into various glass products.


The lip block is positioned at the outlet or "lip" of the glass furnace, where the molten glass flows out. Its primary functions include:


Flow Control: The lip block helps regulate the rate and direction of the molten glass flow as it leaves the furnace. This control is essential for maintaining consistent glass thickness and quality.


Shaping: The design of the lip block can influence the initial shaping of the molten glass, determining the form it takes as it begins its journey through downstream processing.


Temperature Control: The lip block helps manage the temperature of the molten glass as it transitions from the high-temperature furnace environment to the subsequent processing steps.


Preventing Defects: A well-designed lip block can minimize the formation of defects in the glass, such as air bubbles, uneven thickness, or surface imperfections.


Lip blocks are typically made from high-quality refractory materials that can withstand the extreme temperatures and chemical conditions inside a glass furnace. These materials are chosen for their resistance to heat, corrosion, and wear.


Overall, the glass furnace lip block is a critical component that contributes to the overall quality, consistency, and efficiency of glass production processes by controlling the initial flow and shaping of the molten glass as it emerges from the furnace.

Zhengzhou SNR Refractory Co.,Ltd are professional in producing different kinds of refractory materials for glass industry.Any demands,please don't hesitate contact with me.