Produce big copper parts, socket liners, bronze bushing, bronze bushes. Them use in crusher, hydraulic generator and digging machine

The first-class talents and the modern equipments are the best embodiment of our technological strength.

Main specification

name	specification
counter shaft bushing	Ø600~Ø2200（2'~7'）cone crusher
outer eccentric bushing	Ø600~Ø2200（2'~7'）cone crusher
inner eccentric bushing	Ø600~Ø2200（2'~7'）cone crusher
socket liner	Ø600~Ø2200（2'~7'）cone crusher
step bearing plate	Ø600~Ø2200（2'~7'）cone crusher
bushing	every electric shovel
Application Scope： 1）copper axial sleeve liner bushing of the cone crusher in various specifications 2）machinery wheel copper liner bushing ( copper bush), copper worm wheel for the cement machinery 3）mating copper liner bushing of the hydroelectric generating set, thrusted copper liner bushing ( copper bush) 4）copper liner bushing ( copper bush) for the large excavator 5）take up the various copper nut, copper liner bushing ( copper bush) for the mating machine.

The use and performance of copper alloy casting

No	Alloy Name and Grade		Mechanical Properties			Application range and characteristics
No	Alloy Name and Grade		tensile strengh σbN/mm²	elongation	brinell hardness HB	Application range and characteristics
1	ZQSn10-1 tin bronze ZCuSn10Pb1	J	245	5	80	With fine wear-resistance, favourable dimension stability. Be suitable for making precise and wear-resistant parts. such as gearings, bushes, sleeves and worm gears.
1	ZQSn10-1 tin bronze ZCuSn10Pb1	S	220	3	70
2	ZQSn10-5 tin bronze ZCuSn10Pb5	J	245	10	70	With fine wear-resistance and impact resistance. For making bushes, worm wheels instead of tin bronze.
2	ZQSn10-5 tin bronze ZCuSn10Pb5	S	195	10	70
3	ZQSi3-1-5 tin bronze ZCuSn10Pb1		245	10	70	With high strength and wear-resistance. For making heavy load bushes, worm gears, lock nuts and others special shaped components which bear pressure.
4	ZQAL9-4 aluminum bronze ZCuA19Fe4	J	490	12	110	With high strength and wear-resistance. For making heavy load bushes, worm gears, lock nuts and others special shaped components which bear pressure.
4	ZQAL9-4 aluminum bronze ZCuA19Fe4	S	400	10	100
5	ZQMn13-8-3 manganess bronze ZCuM13A18fe3		580	10	150	With high strength fine wear-resistance. For making bushes, worm wheels, lock nuts under heavy load and high pressure valves.
6	ZQPb10-10 ZCuPb10Sn10 lead bronze ZQPb15-8 ZCuPb15Sn8 high lead bronze		220	8	70	With fine wear-resistance and self-lubricity function, suitable for making heavy load sleeves, plates and other wear-resistant parts.
6			179	12	55
NOTE:1) Can use ZQSn10pb5 instead of ZCuSn6Pb6Zn3 and ZCuSn8Pb21. 2) Can use ZCuMn13AL8Fe3 instead of ZHAL60-3-2-2andZQAL10-4-4. 3) The factory is able to research and make other foreign or native grades of copper alloy casting. 4) "S" in table 1 represents sand-mould casting, "J" represents metal - mould casting.

The chemical composition and mechanical properti es(lead,tin basis) of babbit metal

Alloy Symbol	Chemical composition%					Mechanical properties min
Alloy Symbol	SB	Cu	Pb	Sn		tensile strengh σbN/mm²		elongationδ%		brinell hardness HB
ZChSnSb 11-6	10-12	5.5-6.5		remainder		90		6.0		27
ZChPbSb 16-16-2	15-17	1.5-2.0	remainder	15-17		78		0.2		30
ERGON 791(V80)	SBCU	Cu	Pb	Sn	Cd	As	Ni	σb	δ%	δ0.2（Mpa)yield Strength	HB
ERGON 791(V80)	12.0-13.0	5.0-6.0	≤0.06	remainder	1.0-1.4	0.2-0.7	0.2-0.4	95-105	1.4-1.6	79-87	36-38