What is the correct temperature level and humidity level required in the clean room for PVB laminating process,Is there any standard here?
There are general guidelines for the clean enviroment conditions of pvb layout room. Each manufacturer has its own standards. Generally recommended lay-up room conditions:
-Double door design
-Filtered air with slight over pressure
-Antistatic foot mats
-Room temperature 18 to 20 Celsius
-Relative humidity 25-30 %
-Restricted access
-Personal equipment: fiber free overalls, hair -nets
-Regular cleaning of the floor and equipment -(including overhead items)
-Celsius glass temperature
-10-18 Celsius PVB film temperature
Further requirements to be noted affecting lamination quality: pvb storage conditions, vacuum ring condition, vacuum process conditions, glass sheets condition to name a few.. There is huge amount of variables in lamination over all.
Contact us for further information.
Peter
From
Safety Glass Experts International Oy Ltd
Phone: +358 400 979 300
Fax: +358 2 6518 2539
Email: info@sge.fi
Web: www.sge.fi
Clean room should not have a relative humidity more than 28% and a safe temperature of 20degree Centigrade. If the humidity is better than 25% then the temperature can be even 23Degree.