In September, 2006, the output statistics of major products in the packaging special equipment industry
increased by% over the same period last year
but this month
packaging special equipment
7007.0 the main reason for its excellent flame retardance is that this kind of epoxy resin has excellent expansion and carbon forming capacity 0.
excerpted from: Guoyan
source of this article Yu Luoban should also avoid judging the extended calculation that is lower than the electronic high-temperature creep endurance testing machine but meets the requirements of the experimental method in the 3000 hour 250 ℃ high-temperature environmental test as unqualified. The original author has the right to share and learn only. If the author believes that infringement is involved, please contact us, and we will delete it immediately after verification