1. Get RoHS certification & ISO 9002.
2. Surface: powder painting.
3. Inner cleaness: up to R134a & CFC requirement.
| Specifications(wire on tube evaporator) |
| Raw material | 1) Rolling welded steel pipe: ? 8 ×0.71 , with wall thickness 0.72) low carbon steel wire ?1.4 ∼ ?1.63) Bracket: Steel plate(SPCC) thickness: 0.6 ∼ 0.9 | | Structure | Structure 1: evaporator for single temperature control system (Single-capillary evaporator)Structure 2: evaporator for double temperature control system (Double-capillary evaporator)Structure 3: evaporator for three way temperature control system (Three-capillary evaporator) | | Key process | Tube bending, Welding, Mono shelf assemble, Assembly welding, Leakage test, Cleaning, Coating, Inspection, Packing | | Technical standards | Wire pitch: ≥ 5 , can produce according to the drawing or sample supplied by clients, also can help the clients design and produce different evaporators. | | Performance | 1 Surface treated with electrophoresis or powder painting to prevent the corrosion2 Inner cleanness can meet the requirements of R134a & CFC cooling system. 3 Can satisfy the cooling capability requirements. | | Capacity | 3.0million sets per year (9000 sets per day). |
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| R134a Cooling System Tube Inside Standards |
Linear measure | ≤ 0.004L | Verticality | ≤ 0.047B 2 | Residual moisture | ≤ 5 /100cm3 | Residual impurity | ≤ 10 /100cm3 | Residual mineral oil | ≤ 100 /100cm3 | Residual chlorine | ≤ 5vloppm | Residual paraffin | ≤ 3 / |
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| Specification of E-coating |
| Coating thickness | thickness of Anodic electrophoresis coating 18 ∼ 22 μ m; thickness of cathodic electrophoresis coating 15 ∼ 20 μ m; thickness of wire-tube evaporator powder coating:60 ∼ 300μ m | Hardness of coating | ≥ 2H | Impact of coating | 50cm?kg/cm impact, no crack | Adhesion of coating | ≥two grade | Flexibility of coating | Around R=3D bend 180?, no crack or no fall off | Color tolerance of powder painting | E ≤ 1.5 | Corrosion resistant(Salt spray GB2423) | Anodic electrophoresis coating ≥24h; Cathodic electrophoresis coating ≥72h; Powder paining≥200h |
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refrigerating ( wire on tube evaporator for refrigerator )
