Productos

Copper bus-bar

Product features: SMC/BMC molded parts are made of unsaturated polyester glass fiber reinforced molding compound SMC/BMC by high temperature and high pressure molding Application areas: Widely used in medium and low voltage electrical insulation structure.

Classificationn:

Tel:

Describe

Serial Number	Indicator Name	Unit	Index value		Detection method
Serial Number	Indicator Name	Unit	SMC	DMC	Detection method
1	Tensile strength	MPa	≥50	≥30	GB/T1447
2	bending strength	MPa	≥ 145	≥100	GB/T1449
3	Compressive strength	MPa	≥ 160	≥ 160	GB/T1448
4	impact strength (simply supported beam, without notch)	KJ/㎡	≥50	≥30	GB/T1043.1
5	water absorption	mg	≤20	≤20	GB/T1033.1
6	Insulation resistance	Ω	≥ 1 × 1013	≥ 1 × 1013	GB/T10064
7	Insulation resistance after immersion for 24h	Ω	≥ 1 × 1012	≥ 1 × 1012	GB/T10064
8	Dielectric constant (1MHz)		≤ 4.5	≤ 4.5	GB/T1409
9	Dielectric loss factor (1MHz)		≤0.02	≤0.02	GB/T1409
10	dielectric strength	kv/mm.	≥12	≥12	GB/T1408.1
11	Combustibility	Level	V-0	V-0	UL94
12	Glow wire flammability	℃	≥ 850	≥ 850	GB/T5169.12
13	Leakage trace	V	600	600	GB/T4207
14	arc resistance	S	≥180	≥180	GB/T1411