Contains key technical data for

our most popular alloys.

Alloys ranging in temperature

from 8°-363°C.

SpecialtySolders& AlloysTechnical Information

Arrays

Custom Shapes

Flux

Frame

Ingot

Liquid TIM

Metal Gaskets/Seals

Metal TIM

Polymers/Underfi lls

Paste

Powder

Ribbon

Solar Foil & Ribbon

Solar Materials

Solder Spheres

Split Rings

Squares

Wire

Form No. 97582 (A4) R7

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Singapore

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Clinton, NY, USA,,,

Utica, NY, USA

ww

w.i

nd

ium

.co

ma

sk

us@

ind

ium

.co

m

Gui

de

to In

dal

loy

®

Sp

ecia

lty S

old

ers

& A

lloy

s

Inda

lloy®

Num

ber

Tem

pera

ture

°C

(°F

)El

emen

tal

Com

posi

tion

(% B

y M

ass)

Den

sity

Elec

tric

alC

ondu

ctiv

ity

(1.7

2µ

oh

ms-

cm)

% o

f IA

CS

Ther

mal

Con

duct

ivit

y @

85°

C

W/c

m-°

C

Coe

ffi ci

ent

of T

herm

alEx

pans

ion

@ 2

0°C

PP

M/°

C

Tens

ileS

tren

gth

PS

I

She

arS

tren

gth

PS

IS

PE

CIA

LTY

AL

LOY

PR

OP

ER

TIE

SLi

quid

usS

olid

uslb

/in3

gm/c

m3

46L

8 (46

)7 (

45)

61.0G

a/25

.0In/

13.0S

n/1.0

Zn0.2

348

6.50

Allo

y liq

uid

at ro

om te

mpe

ratu

re, w

ets g

lass

and

qua

rtz.

Poss

ible

mer

cury

repl

acem

ent.

51E

11 (5

2) E

66.5G

a/20

.5In/

13.0S

n0.2

348

6.50

Allo

y liq

uid

at ro

om te

mpe

ratu

re, w

ets g

lass

and

qua

rtz.

Poss

ible

mer

cury

repl

acem

ent.

6016

(60)

E

75.5G

a/24

.5In

0.229

46.3

5Al

loy l

iqui

d at

room

tem

pera

ture

, wet

s gla

ss a

nd q

uartz

. Po

ssib

le m

ercu

ry re

plac

emen

t.

117

47 (1

17)

E44

.7Bi/2

2.6Pb

/19.1

In/8

.3Sn/

5.3

Cd0.3

310

9.16

4.50.1

525

5400

Gene

ral p

urpo

se fu

sible

allo

y.

136

58 (1

36)

E 49

.0Bi/2

1.0In

/18.0

Pb/1

2.0Sn

0.325

5 9.0

12.4

30.1

023

6300

Gene

ral p

urpo

se fu

sible

allo

y.

1960

(140

) E

51.0I

n/32

.5Bi/1

6.5Sn

0.284

77.8

83.3

2248

50En

viron

men

tally

safe

fusib

le a

lloy.

Cont

ains

no

lead

or c

adm

ium

.

158

70 (1

58)

E50

.0Bi/2

6.7Pb

/13.3

Sn/1

0.0Cd

0.346

19.5

84.0

0.18

2259

9030

0Ge

nera

l pur

pose

fusib

le a

lloy.

162

72 (1

62)

E66

.3In/

33.7B

i0.2

887

7.99

Envir

onm

enta

lly sa

fe fu

sible

allo

y. Co

ntai

ns n

o le

ad o

r cad

miu

m.

174

79 (1

74)

E57

.0Bi/2

6.0In

/17.0

Sn0.3

086

8.54

Envir

onm

enta

lly sa

fe fu

sible

allo

y. Co

ntai

ns n

o le

ad o

r cad

miu

m.

4296

(205

) E

46.0B

i/34.0

Sn/2

0.0Pb

0.3

248

8.99

Low

tem

pera

ture

eut

ectic

sold

er. C

an b

e us

ed o

n th

e sa

me

met

alliz

atio

n as

Sn/

Pb b

ased

sold

ers.

Low

est t

empe

ratu

re so

lder

pas

te.

224

108 (

226)

E52

.2In/

46.0S

n/1.8

Zn0.2

627

Pb-fr

ee so

lder

. Zin

c ca

uses

hig

h dr

oss.

1E11

8 (24

4) E

52.0I

n/48

.0Sn

0.263

77.3

011

.70.3

420

1720

16

30

Fair

wet

tabi

lity o

n gl

ass,

quar

tz, a

nd m

any c

eram

ics.

Good

low

-tem

pera

ture

m

alle

abilit

y. Co

mpe

nsat

es fo

r som

e CT

E m

ismat

ch. L

ow va

por p

ress

ure.

255

124 (

255)

E55

.5Bi/4

4.5Pb

0.377

210

.444.0

0.04

6400

Gene

ral p

urpo

se fu

sible

allo

y.

281

138 (

281)

E58

.0Bi/4

2.0Sn

0.309

38.5

64.5

0.19

1580

00

500

Mak

es a

goo

d lo

w-te

mpe

ratu

re so

lder

pas

te fo

r ele

ctro

nics

ass

embl

y. Ca

n be

use

d w

here

Cd

and

Pb sh

ould

be

avoi

ded.

Also

goo

d fo

r the

rmo-

elec

tric

appl

icat

ions

.28

214

0 (28

4)13

9 (28

2)57

.0Bi/4

2.0Sn

/1.0A

g0.3

098

8.57

Mor

e m

alle

able

and

duc

tile

than

#281

.

290

143 (

290)

E97

.0In/

3.0Ag

0.266

67.3

823

.00.7

322

800

Has n

early

the

wet

tabi

lity,

ther

mal

con

duct

ivity,

and

low

-tem

pera

ture

m

alle

abilit

y of I

n. S

olde

rs si

lver,

fi red

gla

ss, a

nd c

eram

ics.

Good

for

ther

mal

inte

rface

s req

uirin

g m

ore

cree

p re

sista

nce

than

pur

e in

dium

.

215

4 (30

9)14

9 (30

0)80

.0In/

15.0P

b/5.0

Ag0.2

836

7.85

13.0

0.43

2825

50

2150

Es

peci

ally

usef

ul fo

r sol

derin

g to

gol

d be

caus

e it

min

imize

s le

achi

ng. G

ood

ther

mal

fatig

ue p

rope

rties

.

415

7 (31

4) M

P10

0.0In

0.264

17.3

124

.00.8

629

273

890

Soft,

duc

tile

met

al h

as g

ood

wet

tabi

lity o

n m

any s

urfa

ces,

incl

udin

g gl

azed

ce

ram

ics,

certa

in m

etal

lic o

xides

, gla

ss, a

nd q

uartz

. Bon

ds to

non

-met

allic

s. De

form

s ind

efi n

itely

unde

r loa

d an

d ha

s no

tend

ency

to b

ecom

e br

ittle

, mak

ing

it va

luab

le fo

r cry

ogen

ic a

pplic

atio

ns. V

olum

e ch

ange

on

freez

ing

-2.5%

.97

163 (

325)

144 (

291)

43.0S

n/43

.0Pb/

14.0B

i0.3

259

9.02

2464

00Go

od g

ener

al p

urpo

se st

ep so

lder

ing

allo

y.9

167 (

333)

154 (

309)

70.0S

n/18

.0Pb/

12.0I

n0.2

815

7.79

12.2

0.45

2453

2041

90Ge

nera

l pur

pose

sold

er w

ith g

ood

phys

ical

pro

perti

es.

204

175 (

347)

165 (

329)

70.0I

n/30

.0Pb

0.295

98.1

98.8

0.38

2834

50

Min

imize

s gol

d le

achi

ng c

hara

cter

istic

s. Go

od th

erm

al fa

tigue

pro

perti

es.

Sn62

179 (

354)

E62

.0Sn/

36.0P

b/2.0

Ag0.3

039

8.41

11.9

0.50

2770

0075

40Go

od g

ener

al p

urpo

se so

lder

. Can

be

used

on

slive

r be

arin

g su

rface

s to

redu

ce sc

aven

ging

.20

518

1 (35

8)17

3 (34

3)60

.0In/

40.0P

b0.3

078

8.52

7.00.2

927

4150

Min

imize

s gol

d le

achi

ng c

hara

cter

istic

s. Go

od th

erm

al fa

tigue

pro

perti

es.

Sn63

183 (

361)

E63

.0Sn/

37.0P

b0.3

035

8.40

11.5

0.50

2575

00

6200

M

ost w

idel

y use

d Sn

/Pb

elec

troni

c so

lder

. Not

reco

mm

ende

d fo

r so

lder

ing

to g

old

thic

ker t

han

0.5 m

icro

ns (2

0 mic

ro in

ches

).23

118

6 (36

7)17

4 (34

5)86

.5Sn/

5.5Zn

/4.5I

n/3.5

Bi0.2

659

7.36

Pb-fr

ee so

lder

. Zin

c ca

uses

hig

h dr

oss.

227

187 (

369)

175 (

347)

77.2S

n/20

.0In/

2.8Ag

0.261

97.2

59.8

0.54

2868

00

4800

Ca

n be

use

d as

a P

b-fre

e re

plac

emen

t for

Sn6

3, Sn

62, S

n60 b

ecau

se it

has

a si

mila

r m

eltin

g po

int,

as w

ell a

s, eq

ual, o

r sup

erio

r, ph

ysic

al a

nd m

echa

nica

l pro

perti

es.

Not f

or u

se o

ver 1

00°C

due

to S

n/In

eut

ectic

. U.S

. pat

ent #

5,256

,370;

cove

rs 70

-92

%Sn

1-6%

Ag 4-

35%

In; t

empe

ratu

re ra

nge

Liqui

dus:

179-

213°

C; S

olid

us: 1

67-2

12°C

.20

119

9 (39

0) E

91.0S

n/9.0

Zn0.2

627

7.27

15.0

0.61

7940

Re

com

men

ded

for s

olde

ring

to a

lum

inum

usin

g fl u

x #3.

254

205 (

401)

204 (

399)

86.9S

n/10

.0In/

3.1Ag

0.266

37.3

7Le

ad-fr

ee U

.S. P

aten

t #5,2

56,37

0; co

vers

70-9

2%4S

n 1-

6%Ag

4-

35%

In; t

emp.

rang

e Liq

. 179

-213

°C, S

ol. 1

67-2

12°C

721

0 (41

0)18

4 (36

3)50

.0In/

50.0P

b0.3

201

8.86

6.00.2

227

4670

26

80

Min

imize

s gol

d le

achi

ng c

hara

cter

istic

s. Go

od th

erm

al fa

tigue

pr

oper

ties.

Very

goo

d re

sista

nce

to a

lkalin

e co

rrosio

n.24

921

3 (41

5)21

1 (41

2)91

.8Sn/

4.8Bi

/3.4A

g0.2

688

7.44

Pb-fr

ee a

lloy.

238

217 (

423)

E90

.0Sn/

10.0A

u0.2

811

7.78

7280

Low

er te

mpe

ratu

re e

utec

tic in

the

Au S

n sy

stem

.24

122

0 (42

8)21

7 (42

3)95

.5Sn/

3.8Ag

/0.7C

u0.2

674

7.40

13.2

6962

39

16

Pb-fr

ee a

lloy,

no p

aten

t.25

622

0 (42

8)21

7 (42

3)96

.5Sn/

3.0Ag

/0.5C

u0.2

674

7.40

7200

Pb

-free

allo

y, no

pat

ent.

High

ly re

com

men

d al

loy.

121

221 (

430)

E96

.5Sn/

3.5Ag

0.271

07.5

016

.00.3

330

5800

27

00

Pb-fr

ee, h

igh-

tem

pera

ture

sold

er. E

xcel

lent

ther

mal

fatig

ue p

rope

rties

. No

t rec

omm

ende

d fo

r sol

derin

g to

gol

d th

icke

r tha

n 0.5

mic

rons

(20 m

icro

inch

es).

206

231 (

448)

197 (

387)

60.0P

b/40

.0In

0.336

09.3

05.2

0.19

2650

00

Min

imize

s gol

d le

achi

ng c

hara

cter

istic

s. Go

od th

erm

al fa

tigue

pro

perti

es.

209

233 (

451)

E65

.0Sn/

25.0A

g/10

.0Sb

0.281

87.8

036

1700

0 Pb

-free

– G

ood

wet

ting,

hig

h pe

rform

ance

sold

er. M

eltin

g po

int i

s too

low

fo

r use

with

Pb-

free

sold

ers u

sed

to a

ttach

the

devic

es to

the

boar

d.

323

7 (45

9)14

3 (28

9)90

.0In/

10.0A

g0.2

724

7.54

22.1

0.67

1516

50

1600

Ha

s nea

rly th

e w

etta

bilit

y and

low

-tem

pera

ture

mal

leab

ility o

f ind

ium

. So

lder

s silv

er, fi

red

glas

s, an

d ce

ram

ics.

Larg

e pl

astic

rang

e.

133

240 (

464)

235 (

455)

95.0S

n/5.0

Sb0.2

619

7.25

11.9

0.28

3159

00

6000

Pb

-free

, use

d in

food

equ

ipm

ent,

pota

ble

wat

er sy

stem

s, an

d re

frige

ratio

n tu

bing

. Goo

d w

etta

bilit

y and

cre

ep re

sista

nce.

236

247 (

477)

237 (

459)

83.0P

b/10

.0Sb/

5.0Sn

/2.0A

g0.3

739

10.35

Inte

rmed

iate

tem

pera

ture

sold

er. C

reep

resis

tant

.23

325

5 (49

1)24

5 (47

3)85

.0Pb/

10.0S

b/5.0

Sn0.3

743

10.36

6.055

70

Used

in st

ep so

lder

ing.

1026

0 (50

0)24

0 (46

4)75

.0Pb/

25.0I

n0.3

602

9.97

4.60.1

826

5450

3520

Min

imize

s gol

d le

achi

ng c

hara

cter

istic

s. Go

od th

erm

al fa

tigue

pr

oper

ties.

Very

goo

d re

sista

nce

to a

lkalin

e co

rrosio

n

150

275 (

527)

260 (

500)

81.0P

b/19

.0In

0.371

110

.274.5

0.17

2755

50M

inim

izes g

old

leac

hing

cha

ract

erist

ics.

Good

ther

mal

fatig

ue

prop

ertie

s. Ve

ry g

ood

resis

tanc

e to

alka

line

corro

sion

182

280 (

536)

E80

.0Au/

20.0S

n0.5

242

14.51

0.57

1640

000

4000

0 Ve

ry st

rong

sold

er w

ith e

xcel

lent

ther

mal

fatig

ue re

sista

nce.

Ex

celle

nt so

lder

to u

se w

hen

sold

erin

g to

gol

d. H

igh

ther

mal

con

duct

ivity.

228

290 (

554)

267 (

513)

88.0P

b/10

.0Sn/

2.0Ag

0.388

410

.758.5

0.27

2932

60

Not r

ecom

men

ded

for a

pplic

atio

ns a

bove

120°

C du

e to

form

atio

n of

eut

ectic

.15

129

6 (56

5)28

7 (54

9)92

.5Pb/

5.0Sn

/2.5A

g0.3

982

11.02

8.629

4210

22

40

Ag in

crea

ses t

he p

erfo

rman

ce w

ithou

t a la

rge

decr

ease

in w

ettin

g.15

930

2 (57

6)27

5 (52

7)90

.0Pb/

10.0S

n0.3

884

10.75

8.90.2

529

4400

24

00

Easy

to u

se si

nce

it w

ets w

ell, b

ut ve

ry lo

w th

erm

al c

yclin

g pe

rform

ance

.

163

304 (

579)

299 (

570)

95.5P

b/2.5

Ag/2

.0Sn

0.404

711

.20Go

od fo

r sof

t sol

der d

ie-a

ttach

. Poo

r wet

ting,

but

goo

d th

erm

al c

ycle

per

form

ance

due

to lo

w ti

n co

nten

t.23

730

4 (57

9) M

P93

.0Pb/

3.0Sn

/2.0I

n/2.0

Ag0.4

000

11.07

High

tem

pera

ture

sol

der.

165

309 (

588)

E97

.5Pb/

1.5Ag

/1.0S

n0.4

075

11.28

6.00.2

330

4420

High

tem

pera

ture

sold

er, f

requ

ently

use

d in

sem

icon

duct

or

asse

mbl

y. Of

ten

used

in re

duci

ng a

tmos

pher

es su

ch a

s 12%

hy

drog

en. S

light

ly be

tter c

orro

sion

resis

tanc

e th

an #1

01

164

310 (

590)

300 (

572)

92.5P

b/5.0

In/2

.5Ag

0.398

211

.025.5

0.25

2545

60

2830

Go

od th

erm

al fa

tigue

. Min

imal

gol

d le

achi

ng p

rope

rties

of I

n/Pb

allo

ys.

Ofte

n us

ed in

redu

cing

atm

osph

eres

such

as 8

8% n

itrog

en 12

% h

ydro

gen.

171

312 (

594)

308 (

586)

95.0P

b/5.0

Sn0.3

996

11.06

8.80.2

330

4000

21

00

High

tem

pera

ture

Sn/

Pb a

lloy.

239

313 (

595)

E91

.0Pb/

4.0Sn

/4.0A

g/1.0

In0.3

992

11.05

High

tem

pera

ture

sol

der.

183

356 (

673)

E88

.0Au/

12.0G

e0.5

300

14.67

0.44

1326

835

2682

5 Di

e-at

tach

allo

y18

436

3 (68

5) E

96.8A

u/3.2

Si0.5

564

15.40

0.27

1236

975

3190

0 Di

e-at

tach

allo

y