Products Description

Composition:
PM is a two layer flexible insulation material, consists of brown-yellow insulation paper and polyester film. The used adhesive is acid free and temperature resistant.

Application:
PM is used as slot liner, phase insulation for low voltage motors or other electrical machines application.

Performance:
PM 50 has excellent electrical and mechanical properties.

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

Technical specificationUnitValue
Nominal thicknessmm0.130.150.180.20 0.240.250.270.30 0.35
Tolerance of thicknessmm±0.020±0.020±0.020±0.030±0.030±0.030±0.030±0.030±0.040
Nominal Grammage and Toleranceg/m2146±15193±19230±23252±25290±29310±31333±33369±37429±43
Nominal thickness of polyester filmmm0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 0.050 
Breakdown voltagekv≥6≥8
Breakdown voltage after bendingkv≥5≥6
Tensile strengthMDN/cm≥90≥100≥110≥120≥135≥150≥175≥200≥275
TD≥70≥80≥85≥90≥90≥95≥100≥105≥140
Tensile strength after bendingMDN/cm≥60≥70≥75≥80≥85≥95≥100≥110≥190
TD≥40≥50≥50≥50≥55≥60≥70≥80≥100
ElongationMD%≥20
TD≥20
Bond strength at 25℃No Delamination
Hot Bonding strength (200±2℃,10min)No Delamination, no bubble, no flow glue
Temperature classB
ColorBrown-yellow
Insulation Paper