Aperfeiçoamento em um anel de recozimento de lâminas de vidro anel de recozimento de lâminas de vidro processo de resfriamento de uma lâmina de vidro e lâmina de vidro adequada a laminação

摘要

A glass sheet annealing ring includes an insulating ring juxtaposed the inboard periphery of the annealing ring for reducing the cooling rate of the glass sheet in proximity to the insulating ring thereby reducing the magnitude of net inner band tension while maintaining edge compression as the glass sheet is cooled.