千住锡丝根据松香芯的活性，可分R型(低活性)，RMA型(中活性)，RA型(高活性)三种类型，广泛适用于类产品、电子电气类、电子类产品、家电、汽车电子、工业电器类产品的软钎焊锡；对有机酸性活性剂进行调配后，研制出的锡线产品，也可适用于LED类产品、手机类产品、焊接USB、线材类产品、金属类工艺品等产品的软钎焊锡。

千住金属工业以半世纪以上丰富生产经验，研究及分析部门等技术资料，对客户各种要求，都会提供开发研究资料。通信精密电子机器用的千住锡丝SPARKLE 系列 , 高温至低温, 防止飞溅型, 无臭，活性型等，从一般到焊接情况 用途广泛可对应各式产品生产线，身为全世界的电子产业·先端技术领域中强有力的配角，不断地且持续地挑战领域

千住金属松香芯焊锡丝的合金清单，展示了不同合金的熔点温度.
ECOSOLDER 合金成分 (wt%)                      熔融温度 (℃ )     固相线     峰值温度      
                                          
M705 Sn-3.0Ag-0.5Cu                                   217                   219         220 
M30 Sn-3.5Ag                                                221                   223         223
M31 Sn-3.5Ag-0.75Cu                                   217                   219          219 
M714 Sn-3.8Ag-0.7Cu                                   217                   219          220 
M715 Sn-3.9Ag-0.6Cu                                   217                   219          226
M710 Sn-4.0Ag-0.5Cu                                   217                   219          229 
M34 Sn-1.0Ag-0.5Cu                                     217                   219          227
M771 Sn-1.0Ag-0.7Cu                                   217                   219          224
M35 Sn-0.3Ag-0.7Cu                                     217                   219          227 
M20 Sn-0.75Cu                                              227                   229          229
M24MT Sn-0.7Cu-Ni-P-Ge                            228                   230          230 
M24AP Sn-0.6Cu-Ni-P-Ge                             227                   228          228
M805E Sn-0.3Bi-0.7Cu-P                               225                   229           229 
M40 Sn-1.0Ag-0.7Cu-Bi-In                            211                   222           222 
M47 Sn-0.3Ag-0.7Cu-0.5Bi-Ni                       216                   228           228 
M773 Sn-0.7Cu-0.5Bi-Ni                                225                   229           229 
M794 Sn-3.4Ag-0.7Cu-Bi-Sb-Ni-x                 210                   221            221 
M731 Sn-3.9Ag-0.6Cu-3.0Sb                         221                   224            226 
M716 Sn-3.5Ag-0.5Bi-8.0In                           196                    208           214 
M10 Sn-5.0Sb                                                240                    243           243 
M14 Sn-10Sb                                                 245                    248           266
M60 Sn-2.3Ag-Ni-Co                                     221                    222           225 
M770 Sn-2.0Ag-Cu-Ni                                   218                    220           224
M758 Sn-3.0Ag-0.8Cu-Bi-Ni                          205                    215           215 
M806 Sn-3.5Ag-0.8Cu-Bi-Ni                          203                    214           214 
M807 Sn-3.5Ag-0.8Cu-Bi-Ni                          214                    219           219 
M725 Sn-0.7Cu-Ni-P                                      228                    230           230
M84 Sn-3.0Ag-0.5Cu-Ni                                 219                    223           324
M86 Sn-0.3Ag-0.7Cu-Ni                                 220                    232           330 
L-series 固相温度 200℃未満
L20 Sn-58Bi                                                     139                    141           141

千住锡丝松香芯焊材之规格与特性
品名特性
SPARKLE ESC21
ECOSOLDER
RMA02 SUPER
ECO SOLDER
HVP 
合金
ECO SOLDER︰请参考「ECO SOLDER产品，形状介绍」
线型
0.3 ～ 2.0mm
FLUX含有量
3%, 4%
2%, 3%, 4%
3%, 4%
卤素含有量
0.44%
0.05%
0.45%
绝缘抵抗值
5 X 10 12Ω以上
1 X 1013Ω以上
1 X 1011Ω以上
扩散率
79%(M705)
76%(M705)
75%(M705)
特长
优良作业性
低飞散、高信赖性
助焊剂的耐应力及耐热力
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