Composite Insulation PET film,0.5-1.1mm thick PET film,transformer insulation

Non-creepage,high level of withstand voltage property.Anti-aging, standard thickness of 0.5mm,1.1mm are available.

Description and Application:

Composite Polyester film is Compounded with polyester film, and class F adhesive. It has the feathrue of non-creepage, high level of withstand voltage property, and Anti-aging property. Widely apply to insulating sleeves of dry-type transformer, which is the idea substitution of fiberglass fabric insulation sleeves,could be used on motor and other electrical appliances for slot insulation, interturn insulation and gasket insulation as well.

 

Package and Storage:

Product supply in rolls, packed in carton after sealing with reinforced plastic film bag. store it in room temperature enviornment which is ventilative and desiccative. Place it erected. Never to be close to fire source, heater and avoid of projectivity by sunshine. The storage duration is 12 monthes since products left the factory.

 

The existing standard width of 800mm,1000mm,1100mm,1200mm are available, could produce according to customers demands as well. 

 

Technical index:

No	Names of index	Unit	Index value
1	Standard thickness	mm	0.5	1.1
2	Thickness tolerance	%	10	10
3	Quantification	g/m2	700	1460
10	Quantification tolerance	%	5	5
11	Film thickness	mm	0.25	0.35
12	Breakdown voltage	KV	≥25	≥30
13	Appearance		smooth surface,level off,without bubble ,delamination,spot,fold,impurity, and no surface damage when decoiling
14	Processability		Without cracking and delamination when shearing
15	Beheated influence		155°C/24h,without delamination,bubble and cracking

Composite Insulation PET film,0.5-1.1mm thick PET film,transformer insulation