Products Description

Composition:
DM 6644 consists of PET film covered on one layer of polyester fiber non-woven fabric and a layer of polyester film, coating with F class glue.

Application:
DM 6644 is used as slot insulation and phase insulation for low voltage motor, as well as the interlayer insulation for transformers.

Performance:
DM 6644 insulation paper has excellent electrical and mechanical performance. The smooth surface of the DM6644 insulation paper enables easy processing on automatic machines.

Storage:
Under normal conditions (20℃,50% relative humidity), can be stored indefinitely

Supply condition:
Cut in sheet, max. size: 1000*980mm
In Roll: 5~1000mm width

Technical specificationUnitValue
Nominal thicknessmm0.090.110.150.190.20.230.250.30.360.41
Tolerance of thicknessmm±0.01±0.01±0.02±0.02±0.02±0.02±0.03±0.03±0.04±0.04
Nominal Grammage and Toleranceg/m293±9113±11183±18218±22253±25289±29308±31393±39463±533±53
Thickness of polyester filmmm0.0360.050.10.1250.150.1750.190.250.30.35
Breakdown voltagekv≥5≥6≥9≥10≥11≥13≥14≥16≥18≥22
Tensile strengthMDN/cm≥60≥80≥150≥190≥220≥250≥280≥330≥350≥380
TD≥40≥70≥110≥140≥150≥160≥180≥280≥300≥330
Tensile after bendingMDN/cm≥40≥70≥110≥140≥165≥190≥240≥280≥300≥330
TD≥20≥50≥90≥110≥115≥120≥130≥180≥200≥230
Temperature classB
ColorLight Blue
Insulation Paper