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ISO 9001:2000 – Cert. n. 1155
 

APPLICATIONS > SOLAR PANELS

Brazing alloys for manufacturing of:
Thermal solar panels

 
 SOFT SOLDERS
Code Composition % Melting Range SOLIDUS
LIQUIDUS
Standards Notes
Sn Pb Ag Cu   °C DIN 1707 EN 29453  
SnCu97/3 97     3   230-250 SnCu3 S-Sn97Cu3 RoHS Compliant
Ag1,5SnPb 5 93,5 1,5     296-301      
Ag5Sn 95   5     221-235 SnAg5   RoHS Compliant
SnPb50/50 50 50       183-215 Sn50Pb S-Pb50Sn50  
SnPb40/60 40 60       183-235 Pb60Sn S-Pb60Sn40
 
 FLUXES
FLUX SN1 General Purpose. Available in liquid and paste.
 
 COPPER-PHOSPHOROUS ALLOYS
Code Composition % Melting Range SOLIDUS
LIQUIDUS
Standards Notes
Ag Cu P Sn   °C DIN 8513 EN 1044  
CuP6   94 6     710-880 L-CuP6 CP 203
Copper-copper and copper-brass joints.
For joining copper to copper no flux is necessary.
CuP7Sn is also available as flux-coated rod.

Alloys with Silver are preferred for joints subject to vibrations
CuP7   93 7     710-800 L-CuP7 CP 202
CuP8   92 8     710-750 L-CuP8 CP 201
CuP7Sn   86 7 7   650-700   CP 302
Ag0,4CuP 0,4 93 6,6     650-810    
Ag2CuP 2 91,5 6,5     650-810 L-Ag2P CP 105
Ag5CuP 5 89 6     650-810 L-Ag5P CP 104
Ag6CuP 6 87 7     650-740    
Ag15CuP 15 80 5     650-800 L-Ag15P CP 102
 
FLUXES
FLUX AG4 For Copper-Brass Joint
 
 SILVER BASED ALLOYS
Code Composition % Melting Range SOLIDUS
LIQUIDUS
Standards Notes
Ag Cu Zn Sn Cd °C DIN 8513 EN 1044  
Ag30Cd 30 28 21   21 610-690 L-Ag30Cd AG 306
Alloys with Cadmium.
Alloy Ag50Cd is suitable for Stainless Steel
Ag40Cd 40 19 21   20 595-630 L-Ag40Cd AG 304
Ag50Cd 50 15 16   19 620-640 L-Ag50Cd AG 301
Ag40Sn 40 30 28 2   640-700 L-Ag40Sn AG 105
Alloys without Cadmium, RoHS Compliant

Alloy Ag55Sn is suitable for Stainless Steel
Ag45Sn 45 27 25,5 2,5   640-660 L-Ag45Sn AG 104
Ag55Sn 55 21 22 2   630-660 L-Ag55Sn AG 103
Ag56Sn 56 22 17 5   620-650 L-Ag55Sn AG 102
 
 FLUXES
FLUX AG1 General Purpose
FLUX AG4 General Purpose - Very wide range of temperature
FLUX AG7 General Purpose. Also for Stainless Steel.
 
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