DMD-P insulation material for dry type transformer
USD $3.2 - $3.8 /Kilogram
Min.Order:1000 Kilograms
Nantong Rizhi Electric Power Material Co.,Ltd
Epoxy resin coated insulation paper for trasnformer resist sudden short circuit
thickness 0.08mm to 0.5mm diamond dotted insulation paper for transformer coil
China manufacturer of transformer insulation material prepreg DMD paper
Manufacturer of transformer used electrical insulation crepe paper
Chinese manufacturer of flexible insulation material grade H insulation NMN
Manufacturer of transformer insulation material 0.46mm electrical insulation crepe paper
Grade F flexible composite DMD
Grade F flexible composite DMD is made of PET film and two layers of non-woven fiber,compounded by grade F thermal upgraded adhesive.This product has good mechanical property, electrical property and reliable adhesive property.It’s widly used as turn,layer and backing insulating in grade F motors and transformers.
Recommended width:1000mm、1200mm、1300mm、1400mm.It can be slit to bobbins,or according to customers’ requirements.
Storage
Grade F flexible composite DMD should be stored in a dry,clean and well-ventilated warehouse,and keep away from the fire,heating and sunshine.
Specification
No. | Property | Unit | Requirements | |||||
1 | Nominal thickness | mm | 0.15 | 0.20 | 0.25 | 0.30 | 0.35 | |
2 | Tolerance of thickness | mm | ±0.02 | ±0.03 | ±0.03 | ±0.03 | ±0.035 | |
3 | Tensile strength | MD | N/10mm | ≥80 | ≥120 | ≥150 | ≥170 | ≥200 |
CD | ≥80 | ≥105 | ≥130 | ≥150 | ≥180 | |||
4 | Elongation(No bending) | MD | % | ≥10 | ||||
CD | ≥15 | |||||||
5 | Breakdown voltage | kV | ≥6 | ≥8 | ≥10 | ≥11 | ≥13 | |
6 | Bonding strength | Room temp. | - | No delamination | ||||
(155±2)℃/10min | - | No delamination,no bubble,no leak of glue |