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AuSn Solder Seal Lids

The AuSn solder seal lid consists of a lid with a gold-tin solder preform tack-welded on it. The product has been widely used in hermetic packaging of microwave RF modules, FPGA, MEMS devices and optoelectronics.

Features

lSix-sided electroplating, salt spray resistance over 24h

lPrecise tacking

lSmall solder joint, no oxidation or breakdown.

lHigh gas tightness, high corrosion resistance and high reliability

lIndependent production in whole process including lid forming, lid electroplating, solder preform forming and precise tacking

lFast delivery, 6-8 weeks

 

Composition

Au80Sn20, Au78Sn22

Lid Material

4J29, 4J42, MoCu, Ceramic, etc.

Lid Finishes 

Ni / Au ,

Ni / Au / Ni / Au

Hard/soft gold plating available

*Plating structure can be customized according to customer requirements.

Specifications