BECHEM UNOPOL F 811 E

Drawing lubricant for copper wire

Examples of Application
·  Drawing of blank, tin, silver and nickel plated copper wires
·  Single and multi wire systems down to smallest diameters of 0.10 mm, sometimes even down to 0.07 mm

Properties
·  Water miscible
·  High lubricity
·  Very good cleaning properties
·  Long lifetime of the emulsion
·  Semi synthetic

Characteristic data
·  Appearance : brown fluid
·  Mineral oil content : approx. 40 %

Approvals / References
·  Meets TRGS 611

 

Characteristics Concentrate

Kin. viscosity at 20 °C

mm2/s 120 – 300

AA_003-133 acc. to DIN 51562

Density at 20 °C

g/cm3 0.93 – 0.98

AA_003-9 acc. to DIN 51575

Characteristics emulsion

(5% in water at 20 °C)

pH value

9.2 – 9.4

AA_003-33 acc. to DIN 51369

Conductivity

μS/cm 350 – 700

AA_003-30 acc. to DIN 51412

Factor

Refractometer value

1.0

AA_003-24

Acid split

1.1

AA_003-31

 

Recommended service concentration :

Medium wire drawing : approx. 6 – 8 %

Fine wire drawing (single wire) : approx. 2 – 4 %

Fine wire drawing (multi wire) : approx. 8 – 10 %

Continuous annealing : approx. 1%