FELDER silver hard solders

(cadmium-containing)

With soldering with silver hard solders our hard solder flux is to be used according to DIN EN 1045, Type FH10:

Cu-Rosil®
CuFe Nr. 1
CuFe Nr. 1 - Spezial

Delivery forms	Diameter
500 mm rods, 1 kg catchweight coils, wire on spools, other delivery forms on request	1,0 mm
	1,5 mm
	2,0 mm
	3,0 mm
flux-coated acc. to DIN EN 1045 - FH 10	1,5 mm
	2,0 mm
	3,0 mm

Article name DIN EN 1044	ISO 3677	Composition (weight %)					Working temperature (°C)	Tensile strength of soldering (N/ mm²)	Density (g/cm²)	For hard soldering of following base materials
		Ag	Cu	Zn	Ni	Rest.
AG 309 (L-Ag20Cd)	B-Cu40ZnAgCd 605/765	20	40	25	15	-	750	410	8,8	Steel, precious metals, copper, copper base alloys, nickle, nickle base alloys heat resistant up to 200 °C
AG 306 (L-Ag30Cd)	B-Ag30CuCdZn 600/690	30	28	21	21	-	680	420	9,2
AG 305 (L-Ag34Cd)	B-Ag35ZnCuCd 610/700	34	22	24	20	-	640	430	9,1
AG 304 (L-Ag40Cd)	B-Ag40ZnCdCu 595/630	40	19	21	20	-	610	450	9,3

Our cadmium-free and cadmium-containing silver hard solders are available in the above sizes. Except for the alloys AG 205 (L-Ag25), AG 502 (L-Ag49) and AG 401 (L-Ag72), we coat our silver solders with diameter exceeding 1.5 mm with FH10 flux according to DIN EN 1045.