the company's CFC-free means the degree of cleanliness standards; Residual moisture ≤ 20mg /, residual impurities ≤ 30mg /, residual mineral oil ≤ 7mg /, chloride ion ≤ 0.3mg /, paraffin ≤ 0.2mg /. coating quality standards 1, coating thickness: 60-80um flat duster 2, coating impact resistance: 50kg/cm without cracking, shedding 3, coating hardness: ≥ 2H 4, adhesion: achieve a standard (designated grid method) 5, Luster: ≥ 86% 6, flexibility: Rao 3D core axle no split, shedding 7, anti-corrosion: HG/T2006-91, GB/T1771-91, rust-free powder coating 400h 8, anodizing: aluminum drop spindles in line with experiments in Table |
The main raw material | Ф6-Ф10Copper tube,T0.5-T0.75aluminum | Structure | Brass or aluminum tubes with aluminum guitar pick made through the mucosa of high-temperature | Heat transfer methods and properties of | refrigerant →Evaporator→ aluminum, according to different manufacturers in different structure designs to meet: Freeze -18 ℃ require refrigeration -2-4 ℃ | Surface | Powder, anodic oxidation | Internal quality | No leakage, to meet the CFC and non-CFC refrigerants internal cleanliness requirements | Other | Mainly for refrigeration type, model and size limitation |
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