Black chrome plated stainless steel tube solar collector

The production of a highly selective solar coating began in our company in 2005.The coating is used as the absorbing surface in thermal solar collectors.There are millions of square meters of the coating in service domestic converting sunlight into heat.Our product has proven its durability in all climate conditions and is the few available highly selective coating with collectors in service for 10 years.

PARAMETER LIST
1 Diameter 25~320mm
2 Length =5000mm
3 Place of Origin China (Mainland)
4 Brand Name GK
5 Certification ISO9001:2008;Patent for invention
6 Service Life 10 years
7 Category solar collector part
8 Application parabolic trough solar collector
9 Substrate Material copper
10 Light Performance Indicator Absorptivity=95%
11 Emissivity=12%
12 Temperature Resistance =300°(In the air)
13 =600°(In vacuum)
14 Thickness of nickel electroplated layer 1.0um
15 Thickness of chrome electroplated layer 0.3um
16 Cohesive Force Conforming to GB5270-85
Black chrome plated stainless steel tube solar collector