PU1746 B-F polyurethane enameled wire paint
Speciality
The heat-resistant grade is 155, the coated enameled wire has good storage stability, low soldering temperature, wide coating process range, stable process, and stable furnace temperature before and after catalysis
Solid quantity
30%~45%
Main indicators
| 1 | Model | PU1746-30 | PU1746-35 | PU1746-38 | PU1746-40 | PU1746-45 | ||
| 2 | Appearance | Uniform transparent liquid, no mechanical impurities, smooth and glossy paint film | ||||||
| 3 | Solid mass 120 ℃± 2℃/3h | % | 30.0± 1.0 | 35.0± 1.0 | 38.0± 2 | 40.0± 2 | 45.0± 2 | |
| Solid mass 180 ℃± 2℃/1h | % | 26.0± 1.0 | 31.0± 1.0 | 33.0± 1 | 35.0± 1 | 40.0± 1.5 | ||
| 4 | Viscosity 4 # viscometer 30 ℃± 1℃ | S | 15± 2 | 20± 2 | 23± 2 | 40± 5 | - | |
| Viscosity 4 # viscometer 25 ℃± 1℃ | S | 20± 3 | 24± 2 | 28± 2 | 50± 5 | 600-1200m pas(30℃) | ||
| 5 | Line painting method | felt | felt | felt or mold | Mold | Mold | ||
| 6 | Coating line size | mm | 0.02~0.10 | 0.08~0.40 | 0.15~0.8 | 0.20~2.0 | 0.4~2.0 | |
| 7 | Performance test (0.25mm copper round wire, grade 2 paint film) | |||||||
| 8 | Breakdown voltage | 4000~8000V | ||||||
| 9 | Softening breakdown | 240 ℃/2 min without breakdown | ||||||
| 10 | Thermal shock | No cracking at 2D/175 ℃ | ||||||
| 11 | Pin hole | 10% elongation, 0/5m | ||||||
| 12 | Adhesion | 360 ℃, 2 seconds | ||||||
| 13 | Dielectric loss T1 | 150℃ | ||||||
Purpose
Apply Class F QA polyurethane enameled wire
Storage period
Below 40 ℃, not close to fire source, heat source, or exposed to direct sunlight or rain, the storage period is 6 months from the date of delivery
Application tips
According to the size of the wire diameter, the appropriate type of product can be selected, and the viscosity and solid mass index can be re-developed after technical negotiation between the two parties
Packaging
It can be packed in iron drums or ton drums
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