CX-SP SMT 焊接辅料

锡膏

稳定印刷,可靠回流

无铅与有铅锡膏系列,合金粉末球形度好、氧化度低,印刷脱模性佳,回流后焊点光亮饱满、空洞率低,适用于细间距与高可靠性焊接。

合金成分
Sn96.5Ag3Cu0.5 / Sn63Pb37 等
粉末粒径
T3 / T4 / T5 可选
金属含量
86 – 89 %

At a glance

  • SMT 贴片焊接
  • LED 封装
  • BGA / QFN 封装
  • 精密电子装联
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Features

Engineering highlights

  • 印刷性优异

    脱模干净、塌落控制好,适合细间距印刷。

  • 焊点光亮

    回流后焊点饱满,润湿角小。

  • 低空洞率

    助焊剂体系优化,显著降低焊接空洞。

  • 粘性维持长

    开盖后粘性保持时间长,适应批量生产。

Specifications

Typical properties

锡膏 specifications
合金成分 Sn96.5Ag3Cu0.5 / Sn63Pb37 等
粉末粒径 T3 / T4 / T5 可选
金属含量 86 – 89 %
粘度(Brookfield) 150 – 260 Pa·s
卤素含量 ≤ 0.1 %
保存条件 2 – 10°C 冷藏

Values above are typical and for reference only. Actual performance is governed by the Technical Data Sheet supplied with each shipment. Contact us for certified data on your specific application.

Models

Available grades

  • CX-SP-SAC305-T4

    无铅 SAC305,T4 粉末

  • CX-SP-SAC305-T5

    无铅 SAC305,T5 细间距专用

  • CX-SP-63-37

    有铅 Sn63Pb37,通用型

Applications

Where this product is used

  • SMT 贴片焊接
  • LED 封装
  • BGA / QFN 封装
  • 精密电子装联
Enquiry

Enquire about 锡膏

Send us your application details and an engineer will recommend the right grade, share the TDS, and arrange a free sample.

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Answers are drawn from this website. Specifications always follow the official TDS.