1. Raw materials: aluminum plate 1.8-3.0mm
Two, structural form: from two printing, aluminum plate composite, rolling, inflation and other processes.
Three, heat exchange mode and performance: refrigerants are exchanged directly through aluminum plates, which are: frozen at -18 C, refrigerated at -2-4 C
Four. Coating quality standard
1, coating thickness: flat powder 40-90um;
2, the coating is resistant to impact: 50kg/cm has no cracking and shedding.
3, coating hardness: more than 2H
4, adhesion: reach the first level standard (paddle method)
5, luster: > 86%
6, flexibility: Rao 3D core shaft without cracking and falling off;
7, corrosion resistance: HG/T2006-91, GB/T1771-91, powder coating 400H no rust.
Five. Internal quality: no leakage, which can meet the internal cleanliness requirements of CFC and CFC free refrigerants.
Six, annual capacity: 3 million 500 thousand tablets