Plating on Lead bronze Alloy - LB2

2007

We are one of the electroplaters in Bangalore we need to know the pickling Procedure for Plating on LB2 Alloy.

The composition of the base is as follows ;

BS	LB1		LB2
Element	Min %	Max %	Min %	Max %
Copper	Rem	-	Rem	-
Tin	8.00	10.00	9.20	11.00
Zinc	-	1.00	-	1.00
Lead	13.50	16.50	9.00	10.50
Phosphorous	-	0.10	-	0.05
Nickel	-	2.00	-	2.00
Iron	-	-	-	0.15
Aluminium	-	-	-	0.01
Manganese	-	-	-	0.20
Antimony	-	0.50	-	0.50
Silicon	-	-	-	0.02
sulfur Niobium	-	0.10	-	0.10
Impurities	-	0.30	-	0.50

Any information on this we would be of high interest to us.

Shreesha Acharya P
Manager - Bangalore, Karnataka, India

That amount of lead will absolutely require the use of a fluoboric (not HF) for the etch step.

James Watts
- Navarre, Florida
2007

Jim is right, you need a fluoboric acid dip

Sara Michaeli
Tel-Aviv-Yafo, Israel
2007

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