copper-aluminium bimetal clad strip

Feb 25, 2023

copper-aluminium bimetal clad strip

1. Material:
Copper T2, Aluminum 1series, 3series, 8series etc.

2. Cast-rolling process:
Solid-Liquid machining processing technique to bond copper and aluminum in oxygen-free environment permanently and firmly.



3. Application:
3.1 Electric power industry (conductive industry)
3.2 Decoration industry
3.3 Shipping industry
3.4 Stamp & sea

4. Cu Al bimetal strip

5. Technical Parameter:

6.

Secification(thickness * width)	2-15mm * 30-300mm
Coer and Aluminum weight ratio	Cu:AL	32%-40%: 60%-68%
Coer and Aluminum volume ratio	Cu:AL	15-20: 80-85
Density(g/cm3)	3.5-3.9
Resistivity(Ωmm2/m)	<0.019
Tensile Strength(N/mm2)	>120
Elongation (%)	27-38
eeling Strength(N/mm)	>12

Technical Specification

Property	Units	Copal/Cupal
Purity Aluminium Copper	% min % min	99.00 99.90
Standard Composition		80:20	85:15
By Volume By Weight	Copper % Aluminium % Copper % Aluminium %	20 80 45 55	15 85 40 60
Density at 200C	gms/cm3	3.95	3.50
Max electrical resistivity at 200C	µΩ/cm	2.6	2.8
Min electrical conductivity at 200C	% IACS	75	73

Theoretical Table of Length & Weight

Item	Size	Thick /mm	Width /mm	Length /mm	Volume /cm³	CCA BUSBAR			COPPER BAR
						kgs/ meter	Length m/MT	Density g/cm³	kgs/ meter	Length m/MT	Density g/cm³
1	20*4	4	20	1000	81.93	0.37	2676.6	4.56	0.73	1372.94	8.89
2	25*4	4	25	1000	101.93	0.46	2151.4	4.56	0.91	1103.56	8.89
3	30*4	4	30	1000	121.93	0.56	1798.6	4.56	1.08	922.54	8.89
4	30*5	5	30	1000	151.93	0.69	1443.4	4.56	1.35	740.38	8.89
5	30*6	6	30	1000	181.93	0.83	1205.4	4.56	1.62	618.29	8.89
6	30*8	8	30	1000	241.93	1.1	906.5	4.56	2.15	464.95	8.89
7	30*10	10	30	1000	301.93	1.38	726.3	4.56	2.68	372.56	8.89
8	40*4	4	40	1000	161.93	0.74	1354.3	4.56	1.44	694.66	8.89
9	40*5	5	40	1000	201.93	0.92	1086	4.56	1.8	557.05	8.89
10	40*6	6	40	1000	241.93	1.1	906.5	4.56	2.15	464.95	8.89
11	40*8	8	40	1000	321.93	1.47	681.2	4.56	2.86	349.41	8.89
12	40*10	10	40	1000	401.93	1.83	545.6	4.56	3.57	279.86	8.89
13	50*5	5	50	1000	251.93	1.07	934	4.25	2.24	446.5	8.89
14	50*6	6	50	1000	301.93	1.28	779.3	4.25	2.68	372.56	8.89
15	50*8	8	50	1000	401.93	1.71	585.4	4.25	3.57	279.86	8.89
16	50*10	10	50	1000	501.93	2.13	468.8	4.25	4.46	224.11	8.89
17	60*5	5	60	1000	301.93	1.28	779.3	4.25	2.68	372.56	8.89
18	60*6	6	60	1000	361.93	1.54	650.1	4.25	3.22	310.79	8.89
19	60*8	8	60	1000	481.93	2.05	488.2	4.25	4.28	233.41	8.89
20	60*10	10	60	1000	601.93	2.56	390.9	4.25	5.35	186.88	8.89
21	80*6	6	80	1000	481.93	2.05	488.2	4.25	4.28	233.41	8.89
22	80*8	8	80	1000	641.93	2.73	366.5	4.25	5.71	175.23	8.89
23	80*10	10	80	1000	801.93	3.41	293.4	4.25	7.13	140.27	8.89
24	100*6	6	100	1000	601.93	2.56	390.9	4.25	5.35	186.88	8.89
25	100*8	8	100	1000	801.93	3.41	293.4	4.25	7.13	140.27	8.89
26	100*10	10	100	1000	1001.93	4.26	234.8	4.25	8.91	112.27	8.89
27	120*8	8	120	1000	961.93	4.09	244.6	4.25	8.55	116.94	8.89
28	120*10	10	120	1000	1201.93	5.11	195.8	4.25	10.69	93.59	8.89

Current Carrying Capacity & Temperature Rise Table of CCA Busbar

（Width× Thick）	Temperature rise(K) under Ambient Temperature25 ℃ (Amperes)
mm× mm	VPCu =25%			VPCu =30%
	50K	65K	75K	50K	65K	75K
15.00×4.00	196	210	225	200	213	229
20.00×4.00	254	273	293	259	277	298
25.00×4.00	314	339	363	321	345	370
30.00×4.00	336	362	387	347	372	399
30.00×5.00	438	453	489	450	466	503
30.00×6.00	499	539	579	514	554	595
30.00×8.00	596	644	697	613	662	717
30.00×10.00	658	712	745	676	733	767
40.00×4.00	465	500	532	479	513	547
40.00×5.00	554	605	652	570	622	670
40.00×6.00	630	679	728	649	698	750
40.00×8.00	746	806	873	767	829	897
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