TOPchem Zakład Chemii Technicznej

1. Brazing solders accordingly to PN-70/M-69413

Brasses LM 63 and LM 60K are formed in 1m rods and diameters of 2,00 2,50; 3,15; 4,00 mm. Type LM63 is used for brazing elements made of steel, copper, and brass. Melting temp. ca 910 C deg.

Type LM 60K in the form as above is used for brazing apparatus and pipelines made of steel and cast-iron. Melting temp. ca 900 C deg.

2. Aluminium solders accordingly to PN-75/M-69414 types SA1; SPA2; SPA26 and others accordingly to german standards.

Type SA1 is used for welding of pure aluminium. Type SPA2 is used for welding of aluminium alloys containing Mg below 2%. Type SPA26 is used for welding of aluminium alloys containing Si below 7%. All types are in the form of rods of 1m length and 3,15mm diameter.