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Mega Electronics Tin Plating Crystals 1 litre5 litre Mega Electronics 600 021, This tin of Seno immerse tin crystals 450g for 5 litres from Mega Electronics is sufficient to cover 0.6msup2 of boards. The powder is mixed with warm 50degC water, allowed to cool and used at room temperature no heated tanks are required. The low operating temperature allows very small tin molecules to be deposited, giving a very smooth and hard surface. The longer the board is left immersed, the thicker the deposit 1.5 to 2.0 microns in 30 minutes and 4.5 microns in up to 2 hours. Mega Electronics 600 021 Seno Immerse Tin Crystals 450g for 5ltr
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