Add:B-406 No.11 Xiyuan Ba Rd, Hangzhou, China
High Resolution Diazo Film
High resolution Diazo Film
Coating with diazo photosensitizer, based on transparent polyester film with excellent dimensional stability, Bridgehead Diazo Film is an image transfer photographic film, applied in solder resist ink and dry film process in Printed Circuit Board.
Bridgehead Diazo Film is a special film which can transfer black and white pattern into transparent image. It is anti-corrosive and has high UV acceptance. It needs to be taken out for pretreatment 12 hours before exposure to avoid UV light and chemical gas.
Recommended light for exposure: high-pressure mercury-vapor lamp, mental halid lamp with UV light.
Spectral sensitization range: 350-430nm.
Exposure time: by testing.
Developer: Stronger Ammonia Water (concentration: 25%)
Developer temperature: 65-85℃. More than two developing processing are recommended to get best result.
Note: developing in high temperature (>100℃) may effect the size accuracy.
Why Choose Us
Strict QC System: We have first-class production line and strict quality management system.
Best After-sale Service: We have professional team to provide comprehensive one-step service for you.
Competitive Price: We can give customers the most competitive price to meet your budget.
Fast deliver: We have big production capacity to guarantee fast delivery and on-time shipment.