Polyvinyl Acetal Film-Insulated Rectangular Aluminum Magnet Wire is a type of magnet wire that consists of an aluminum core coated with a layer of polyvinyl acetal film as the insulation material.
Specifications
| Insulation materials | Polyvinyl Acetal Film |
| Thermal Class | 105 |
| Bare Wire Dimensions | width: 2mm-25mm, thickness: 0.8 – 10mm |
| Insulation thickness(mm) | Heavy: width:0.064-0.114, thickness:0.076-0.127 Quad:width:0.102-0.152, thickness: 0.127-0.178 |
| Certificate | UL |
| Standard | MW-18-A |
Properties
| Adherence and flexibility | No cracks visible in the film coating |
| Minimum Percent Elongation | MW Specification:18, 36, 64T ≥ 0.049: 15T < 0.049:15 |
| Heat shock | No cracks visible in the film coating after conditioning at 175°C |
Periodic conformance tests
| Solubility | Specimens immersed in xylene shall not soften sufficiently to expose the bare conductor |
| Dielectric breakdown rated temperature | Average not less than 75% of the value required at room temperature, when tested on MW 15-A Heavy Build |
| Toluene / ethanol compatibility | No swelling or blistering in the film coating |
| Transformer oil resistance | No swelling or blistering in the film coatinga)Dielectric breakdown values shall average not less than the values in Table 36b)At least three of the five flexibility specimens shall show no cracks visible in the film coatingb) Elongation specimens shall show no swelling or blistering in the film coating |