合金

焊料合金

Since our founding in 1934, Indium Corporation has been a global leader in specialty solders and alloy development. Our research and development team, which includes many Ph.D. metallurgists, collaborates on our core metals to develop alloys that tackle current and emerging soldering and sealing challenges.

技术支持：铟泰公司

Patented Alloy Technologies
世界一流的开发团队和实验室
90 多年的经验

产品概览

Application Expertise

Our global applications engineering teams are available for consultations to fully understand your unique needs.

各种形式

Most solder alloys can be supplied in the form of pastes, preforms, wires, bars, spheres, and more.

Mixed Alloy Technology

Our patented mixed alloy technology, Durafuse®, tackles the latest soldering challenges. Since its introduction, multiple products featuring this technology have evolved and been adopted by major OEMs, EMS providers, and OSATs.

Liquid Metal for Thermal Interface (<30ºC)

Indalloy® 51E（GaInSn）
Indalloy® 60（GaIn）
Indalloy® 77（GaIn）
Indalloy® 300E（GaIn）

Low-Temperature Solder and Sealing (30–210ºC)

Indalloy® 1E (InSn)
Indalloy® 4 (In)
Indalloy® 38（BiPbSn）
Indalloy® 117（BiPbInSnCd）
Indalloy® 227（SnInAg）
Indalloy® 254（SnInAg）
Indalloy® 281（BiSn）
Indalloy® 282（BiSnAg）

^Indalloy®301 LT

^Durafuse®LT

传统焊接（150-260ºC）

Indalloy® 100（锡铅银）
Indalloy® 106（Sn63）
Indalloy® 121（锡银）
Indalloy® 241（SAC387）
Indalloy® 256（SAC305）
Indalloy® 276 (SnAg+)
Indalloy® 291 (SnCu+)

^Durafuse®HR

高温焊接（230-360ºC）

Indalloy® 133（SnSb）
Indalloy® 228（Sn10）
Indalloy® 266（HMP）
Indalloy® 292

^Durafuse®HT

Au and Braze Alloys (>280ºC)

Indalloy® 182（AuSn）
Indalloy® 183（金锗）
Indalloy® 193（银铜）
Indalloy® 200（金）

Six Solder Alloy Families

Choosing the right solder alloy is essential for creating reliable, durable connections. Factors such as melting temperature, mechanical strength, and electrical conductivity play a key role in this decision. Our team is here to offer expert guidance on alloy selection and application to help you achieve success.

While melting temperature is typically the primary consideration, our Solder Alloy Selector Guide makes it easy to filter options by operational and process temperatures. You can also sort alloys by Pb-free, Cd-free, and RoHS-compliant criteria to ensure compliance with industry standards.

镓（Ga）

^Indalloy®#	组成	Liquidus/Solidus Temperature (°C)
51E	Ga66.5/In20.5/Sn13	11 共晶
300E	Ga78.6/In21.4	15.7 共晶

铋

^Indalloy®#	组成	Liquidus/Solidus Temperature (°C)	Solidus Temperature (°C)
281	Bi58/Sn42	138 共晶
282	Bi57/Sn42/Ag1	140	139

铟

^Indalloy®#	组成	Liquidus/Solidus Temperature (°C)	Solidus Temperature (°C)
1E	In52/Sn48	118 共晶
1	In50/Sn50	126	118
290	In97/Ag3	143 共晶
2	In80/Pb15/Ag5	154	149
4	In100	157 Melting Point
204	In70/Pb30	175	165
205	In60/Pb40	181	173
227	Sn77.2/In20/Ag2.8	187
7	In50/Pb50	210	184
3	In90/Ag10	237	143
164	Pb92.5/In/Ag2.5	310	300

锡

^Indalloy®#	组成	Liquidus/Solidus Temperature (°C)	Solidus Temperature (°C)
106	Sn63/Pb37 (Sn63)	183 共晶
121	Sn96.5/Ag3.5	221 共晶
133	Sn95/Sb5	240	237
256	Sn96.5/Ag3/Cu0.5 (SAC305)	220	217

领导

^Indalloy®#	组成	Liquidus/Solidus Temperature (°C)	Solidus Temperature (°C)
151	Pb92.5/Sn5/Ag2.5	306	298
164	Pb92.5/In5/Ag2.5	310	300

Gold

^Indalloy®#	组成	Liquidus/Solidus Temperature (°C)
182	Au80/Sn20	280 共晶
183	Au88/Ge12	356 共晶
184	Au96.8/Si3.2	363 共晶
200	Au100	1,064 Melting Point

焊料合金

Looking for a specific alloy? Visit our Solder Alloy Selector Guide to figure out which Indium Corporation alloy is right for your application, or download our Solder Alloy Directory to browse the available Indalloys.

选择指南