Raw Materials

Copper

The ETP Grade copper rod conforms to ASTM b 49-08.

Layer
Layer
Layer

Electrical Properties:

Conductivity: Minimum 100% IACS (58 µ S/Mtr)

Resistivity: Maximum Ω mm2/mtr

Chemical Properties:

ETP, LME GRADE ‘A’
Copper Purity – Minimum 99.90%
Temper – ‘H’, ‘O’

Layer
Layer
Layer

ALUMINIUM

The EC Grade Aluminium rod conforms to ASTM B 233 and Alloy Rods conforms to ASTM B 398.

Electrical Properties:

Conductivity: Minimum 61% IACS

Chemical Properties:

EC Grade
Aluminium Purity – Minimum 99.50%
Temper – H12

Insulation Paper
Make: MUNKSJO AB, Sweden / NORDIC, Sweden
Type: Kraft, Creped, HDC (micro creped)
Temperature Class: 105 C, 120 C
(Insulation Papers conforming to IEC 60554)
Nomex
Make: DUPONT
Type: E-410, E-411
Temperature Class: 220 C
Glass Fiber Yarn
Make: Imported
Type: Electrical Grade, ECD 450, ECD 900
Enamel and Varnish
Make: ELANTAS
Temperature Class: 130, 155, 180, 200, 220C
Chemical Base: Polyuerathane, Polyester, Polyesterimide, PEI, Double Coat, Triple Coat.