Test report shows both Kelong 2nd G and 3rd G heat exchange rate are higher than others’ , while Kelong 3rd G is more similar with Costimers’ drawings with better process. It is better to use Kelong 3rd G product
实验数据显示,科隆2代和3代产品热交换效率均略高于同行产品,但科隆3代旋翅产品对客户设计图纸更改较少,且工艺性更好,我们推荐用户采用科隆3代产品。