Ishikawa Metal Co. Ltd is Lead-free solder manufactuer and sales in Osaka

Ishikawa Metal Co.,LTD

TÜV RHEINLAND CERTIFIED

Management System
ISO 9001:2015
ISO 14001:2015

  • 7-21 Chikkoh Hamadera Nishimachi Nishi-ku Sakai City, Osaka 592-8352, Japan
  • TEL:072-268-1155 FAX:072-268-1159
  • info@ishikawa-metal.com

無鉛(エバソル)

Solder bar・Solder wire

Alloy line up
Alloy name Alloy composition Melting point(℃) Usage
Solidus
temperature
Liquidus
temperature
S1 Sn 232
A2 Sn-5Sb 235 240
K2 Sn-3.5Ag 221 Sn-Ag eutectic alloy
K3 Sn-3.0Ag 221 222 For additional input when Sn - 3.0 Ag - 0.5 Cu in a dip tank.
K5 Sn-0.3Ag 221 231 For additional input when Sn - 0.3 Ag - 0.7 Cu in a dip tank.
K7 Sn-1Ag 221 228 For additional input when Sn - 1.0 Ag - 0.7 Cu in a dip tank.
J2 Sn-3.5Ag-0.55Cu 217 220
J3 Sn-3.0Ag-0.5Cu 217 220 JEITA recommended alloy
J7 Sn-1Ag-0.7Cu 217 224 Low silver solder alloy
F2 Sn-1.5Ag-0.85Cu-2.0Bi 210 223
F6 Sn-2.5Ag-0.5Cu-1.0Bi 213 218
R2 Sn-0.55Cu 226 Sn-Cu eutectic alloy
R3 Sn-0.55Cu-β 226 R2 wetting countermeasure item
R4 Sn-0.3Ag-0.7Cu 217 226 JEITA recommended low silver solder alloy
R23 Sn-3.0Cu 227 309 Copper eating measures
R25 Sn-5.0Cu 227 358 Copper eating measures (for dip)

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