Recently, Zhengzhou LP Industry has exported a batch of enameled copper wires, which has received very satisfactory feedback from customers.
Our enamelled copper wires are in line with international standards, and as a supplier, we can provide customers with trustworthy test reports. All components meet the requirements, the wire must meet the entire standard requirements referenced by all components, the specification is IEC 60317-29/MW36C, the primer is polyester or polyesterimide, and the outer coating is polyamideimide. Parts should be UL certified, all products have been tested for heat resistance, electrical properties, etc., and all meet the requirements.
Our company is committed to providing customers with excellent products and achieving the goal of win-win cooperation.
RAW MATERIAL DRAWING:
AMIDE-IMIDE OVERCOATED POLYESTER-IMIDE COPPER WIRE
| Type | DAMID 200,Grade-2 |
| Specification | -IEC60317-29/MW36C |
| Base coat | Polyester or Polyester-imide |
| Over coat | Polyamide-imide |
| Rectangular Size of Conductor (Bare) |
-2.5±0.030mm(W)）x0.80.030mm(T) 7.Minimum increase of insulation 0.12mm Min |
| BDV test | 2.0KV Min.(tested in ball bath) |
| Softening temperature(C) | >340°C |
| Elongation | >30% |
| Adhesion | Good |
| Break point(°C) | 160-180 Cfor Polyester >185C for Polyester-imide14 |
| Lumps | <11 small lumps per 100 meters and or <7 big lumps per 100 meters. |
| HVC Detector setting | Max 10 Faults for 30 meters |
| Application | Critical high voltage transformer for Medical application |
| Visual requirement | Uniform insulation coating. |
| Minimum increase of insulation | 0.12mm Min |
PROPERTIES OF DAMID 200
Note:
The below mentioned properties to be tested for every batch & share the report.
| Main characteristics | Test method | Acceptance criteria |
| Thermal properties | ||
| Heat shock | 1EC60851-6.3 | ≥220°C,6Xt |
| Electrical properties | ||
| Conductor resistance | IEC60851-5.3 | 0.01724Ωmm2/m |
| Conductivity | 1/R | >58m/(Ωmm2) |
| Breakdown voltage | IEC60851-5.4 | 2.0kV |
| Mechanical properties | ||
| Elongation | IEC60851-3.3 | ≥30% |
| Springback angle | IEC60851-3.4 | ≤5° |
| Flexibility | ||
| Bending edgewise | IEC60851-3.5 | 4x width |
| Bending flatwise | IEC60851-3.5 | 4 x thickness |
| Adherence | ||
| Cut and Stretch | 1EC60851-3.5 | 15%stretch,Loss of adhesion 1 x width |
