Purchase Qty. / Reference FOB Price |
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Production Capacity: | |
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Payment Terms: | LC |
Type | Name | Temperature index (ºC) |
SBMB/130N | Single glass covered and film wrapped rectangular copper wire | 130 |
SBEMB/130N | Double glass covered and film wrapped rectangular copper e | 130 |
SBMB/155N | Single glass covered and film wrapped rectangular copper wire | 155 |
SBEMB/155N | Double glass covered and film wrapped rectangular copper wire | 155 |
SBMB/180N | Single glass covered and film wrapped rectangular copper wire | 180 |
SBEMB/180N | Double glass covered and film wrapped rectangular copper wire | 180 |
Item | Technical requirements | Test methods | |||
Size | As shown in article 7.2 of GB 7672.1 | GB/T 4074.2 | |||
Insulation thickness | Insulation thickness (mm) | Deviation % | |||
0.40 0.50 0.60 | -15 | ||||
Resistivity | ρ20≤0.017241 Ω*mm²/m when the copper conductor is with temperature at 20ºC | Elongation % | GB/T 3048.2 | ||
Elongation | Nominal size (mm) | ≥30 ≥32 | GB/T 4074.3 | ||
a≤2.50 a>2.50 | |||||
Adhesiveness | For a≤2.5mm while elongated to 115% of its original length, the insulation layer remains on conductor. For a >2.5mm while elongated to 110% of its original length, the insulation layer remains on conductor. | GB/T 4074.3 | |||
Bending | Nominal size (mm) | Shaft diameter ΦD (mm) | As specified bending the thickness side and width side to 180°,the insulation layer should not obviously crack or appear separation. | GB/T 4074.3 | |
2.00≤b≤8.00 8.00<b≤16.00 0.80≤a≤5.60 | 10b 15b 10a | ||||
Breakdown voltage | Nominal insulation thickness (mm) | Breakdown voltage (V) | GB/T 4074.5 |
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