Best quanlity Insulating DMD
Best quanlity Insulating DMD is non woven F adhesive compound and into polyester fiber with high melting point polyester film and manufacturing for hot rolling method. Best quanlity Insulating DMD has good mechanical, electrical, thermal properties and good impregnation, Best quanlity Insulating DMD can reach the temperature rating Class F.
Characteristics
Best quanlity Insulating DMD is Excellent thermal stability, excellent electrical properties
Best quanlity Insulating DMD has High tear, tensile and burst strength
Retained flexibility
Excellent moisture and chemical resistance
Cut-through resistance
Saturable with resins or varnishes
Storage
Best quanlity Insulating DMD should be put into the carton after sealed with plastic pocket. Each carton is no less than 50kg, and Best quanlity Insulating DMD should be stocked under aeration drying in room temperature. Best quanlity Insulating DMD should also be care of fire-proof, pressure-proof, Best quanlity Insulating DMD can be deposited for 12 months under the room temperature.
Application:
Slot and phase insulation for motors and generators; Layer and barrier insulation for dry-type transformers
Technical Criteria
| No. | Items | Unit | Index | |||||||||
| 1 | Nominal Thickness | mm | 0.15 | 0.18 | 0.20 | 0.23 | 0.25 | 0.30 | 0.35 | 0.40 | ||
| 2 | Thickness Tolerance ( + ) | mm | +0.020 | +0.025 | +0.030 | +0.030 | +0.030 | +0.030 | +0.040 | +0.040 | ||
| 3 | Nominal Gram and Thickness Tolerance | g/square meter | 150+22 | 190+28 | 210+32 | 240+36 | 260+39 | 310+46 | 390+58 | 440+66 | ||
| 4 | Tensile Strength | MD | No Bending | n/10mm | ≥80 | ≥100 | ≥120 | ≥130 | ≥150 | ≥170 | ≥200 | ≥300 |
| After Bending | ≥80 | ≥90 | ≥105 | ≥115 | ≥130 | ≥150 | ≥180 | ≥220 | ||||
| TD | No Bending | ≥80 | ≥90 | ≥105 | ≥115 | ≥130 | ≥150 | ≥180 | ≥200 | |||
| After Bending | ≥70 | ≥80 | ≥95 | ≥100 | ≥120 | ≥130 | ≥160 | ≥200 | ||||
| 5 | Elongation | MD | % | ≥15 | ≥5 | |||||||
| TD | ≥10 | ≥5 | ||||||||||
| 6 | Vol.Resistivity | Under Normal | Ωcm | ≥1.0 X 106 | ||||||||
| 155℃ | ≥1.0 X 104 | |||||||||||
| Be Moisturized | ≥1.0 X 104 | |||||||||||
| 7 | Breakdown Voltage | Under Normal | KV | ≥7.0 | ≥8.0 | ≥9.0 | ≥10.0 | ≥11.0 | ≥13.0 | ≥15.0 | ≥18.0 | |
| 155±2℃ | ≥6.0 | ≥7.0 | ≥8.0 | ≥9.0 | ≥10.0 | ≥12.0 | ≥14.0 | ≥17.0 | ||||
| 8 | Hardness | MD | n | Record | ≥20 | |||||||
| TD | Record | ≥30 | ||||||||||
| 9 | Normal bond properties | - | No delamination | |||||||||
| 10 | Heat Bond Properties | - | (180±2℃ 10min)No delamination, No blistering | |||||||||
| 11 | Moisture Bond Properties | - | No delamination | |||||||||
| 12 | Color | White,blue,reddish brown | ||||||||||
| 13 | Appearance | Smooth surface without damage, crack, blister and impurity | ||||||||||
| 14 | Supplied Size | Supplied with reel , inner diameter is 76mm, the width is form 15mm to 1100mm | ||||||||||
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