Applications：

1.Purlin System of Heavy Corrosion Industrial Workshop

Chemical compositions and physical properties：

1.Flame retardant B2 grade

2.Bending strength is greater than120MPA

3.Longitudinal strength greater than120MPA

4.Temperature range   -30~120℃

5.Surface acid-base resistance   15%  sulphuric acid  7days  no abnormalities。