Kester 04-6337-0030, 04-6337-0050, 04-6040-0050 Catalog Page

Bar Solder

Kester ULTRAPURE

Manufactured by a special process that controls the inclusions of oxides and metallic
and non-metallic impurities, Kester Ultrapure® is the industry standard bar solder for
use in high tech electronic applications where lower surface tension and hole filling
ability are essential. The purity of Kester Ultrapure® meets the requirements of
IPC/J-STD-006B.

®

Kester Part # Alloy Each Bar Sold As

04-6337-0050
04-6040-0050

Sn63Pb37 1 2/3 lbs. 25 lbs.
Sn60Pb40 1 2/3 lbs. 25 lbs.

Kester Ultra Low Dross

This bar solder is manufactured using the Ultrapure® process and containing the same
metal purity as Kester Ultrapure®. Kester Ultra Low Dross is formulated with a spe­cial low dross additive that dramatically decreases dross formation on the solder pot.

Kester Part # Alloy Each Bar Sold As

04-6337-0030

Sn63Pb37 1 2/3 lbs. 25 lbs.