Member Discussion Forum

Description

Topics regarding quality of glass, its processing and its application in building. 

Tempered Glass Issues

Hello, I was hoping to get some professional opinions regarding glass issues at a construction project. We are a painting contractor that has blame being placed on them for scratched glass on tempered windows. The replacement is highly expensive so I was hoping to get some addition thoughts. One of the first things we do is cover the windows with 1.5" tape and then poly off the glass. After we were done and windows were uncovered, these scratches appeared (see attached photo).

Glass industry machinery design needed

Hello, I am a mechanical engineer with some special machinery design knowledge, I want to learn about glass industry machines, I have just know this world, and it seems really interesting. Could someone advice me how can I learn about glass industry machinery design? Where can I get technical info? Some interesting books? Thank you very much! 

Laminated Glass fabrication parameters

Hi everyone, this is my first post on this forum.

I'm a mechanical engineer at Dialum S.A. a glass manufacturer company in Chile. Here we receive crude glass and process it to the final costumer and bring them all kind of windows and doors, from simple pulish glass to anti-huracan dvh with tempered laminated glass.

In this opportunity I'm writing here to discuss with you guys a problem I'm working on at the company. It concerns to the laminated glass line. Specifically at the de-airing zone.

How can I roughtly calculateTempered glass horizontal spans

I am contemplating replacing Lexan panels on a patio cover with tempered glass and need a reasonable starting point for the spans allowed by various thicknesses of the glass.  My spans are approx. 4ft between continuous frames and load lengths of approx. 50" and 80".  Any accessible calculators on line or knowledgeable suggestions welcomed. Wind zone is 120mph, no high exposure rating. Thanks