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Sruti Copper Pvt. Ltd. — Mfg: Copper foils & Conductors

Eight specialized product lines

Conductors for every winding system.

Insulated conductors, precision busbars and industrial foil — tailored to your approved drawing and application.

PICC01

Paper Insulated Copper Conductors (PICC)

Single or multiple paper coverings for oil-filled power and distribution transformer windings.

Temperature class
Kraft / thermally upgraded system — per design
Voltage class
Per approved winding design / BDV requirement
Insulation build
Kraft, thermally upgraded or crepe paper; single / multiple layers
Standards reference
IS 13730 (P-27) / IEC 60317-27; as applicable
  • Power transformers
  • Distribution transformers
  • Oil-filled windings
Request RFQ
DFGC02

Double Fiber Glass Covered Conductors (DFGC)

Double glass-fiber yarn covering with high-grade varnish impregnation for heavy-duty rotating machines.

Temperature class
Class F / H — 155°C / 180°C
Voltage class
Per approved winding design / BDV requirement
Insulation build
Double glass-fiber yarn with varnish impregnation
Standards reference
IS 13730 / IEC 60317; part per insulation system
  • Heavy motors
  • Alternators
  • Industrial windings
Request RFQ
Glass Mica03

Glass Mica Insulated Copper Wires

High-dielectric mica tape with glass backing for high-voltage machine winding systems.

Temperature class
200°C+ — system dependent
Voltage class
Per approved winding design / BDV requirement
Insulation build
Synthetic / calcined mica tape with glass backing
Standards reference
IEC 60371 (mica materials) / IEC 60034; as applicable
  • High-voltage machines
  • Generators
  • Motor windings
Request RFQ
Kapton / Polyimide04

Kapton / Polyimide Film Covered Conductors

High-temperature dielectric polyimide tape lapping for demanding traction and aerospace applications.

Temperature class
High-temperature polyimide — per approved system
Voltage class
Per approved winding design / BDV requirement
Insulation build
Polyimide film tape lapping; build / overlap to drawing
Standards reference
IEC 60317 / ASTM D5213 (polyimide materials); as applicable
  • Traction motors
  • Aerospace
  • Locomotives
Request RFQ
Nomex05

Nomex Insulated Copper Conductors

Aramid paper wrapping combines mechanical strength and thermal stability for transformer windings.

Temperature class
Class 200°C
Voltage class
Per approved winding design / BDV requirement
Insulation build
Aramid paper wrapping; layers to approved drawing
Standards reference
IEC 60317 / IEC 60819 (non-cellulosic paper); as applicable
  • Dry-type transformers
  • Furnace transformers
  • High-temperature windings
Request RFQ
Polyester Film06

Polyester Film Covered Copper Wire & Strip

Multi-layer PET film insulation for submersible equipment and specialty winding coils.

Temperature class
PET film system — per approved application
Voltage class
Per approved winding design / BDV requirement
Insulation build
Multi-layer polyester (PET) film wrapping
Standards reference
IEC 60317 / IEC 60674 (plastic films); as applicable
  • Submersibles
  • Specialty coils
  • Winding assemblies
Request RFQ
Busbars & Flats07

Precision Copper Busbars & Flats

Bright drawn, annealed ETP and OFC copper with full-round or round-corner edges for power distribution.

Temperature class
Bare conductor — operating temperature per assembly
Voltage class
Per approved winding design / BDV requirement
Insulation build
Uninsulated; bright drawn / annealed, radiused edges
Standards reference
IS 613 / ASTM B187; grade and dimensions per order
Copper grade
ETP / OFC
Conductivity
>101% IACS
Edge profile
Full round / round corner
  • Switchgear
  • Electrical panels
  • Power distribution
Request RFQ
Copper Foil08

Industrial Copper Foil

Ultra-thin, uniform-gauge, high-ductility copper foil for shielding, wrapping and electrical OEM components.

Temperature class
Bare foil — operating temperature per assembly
Voltage class
Per approved winding design / BDV requirement
Insulation build
Uninsulated copper foil; gauge / finish to drawing
Standards reference
ASTM B152 / B152M; as applicable to ordered gauge
Gauge
Ultra-thin; thickness / width by approved drawing
Material properties
Uniform gauge / high ductility
  • Transformer shielding
  • Bus duct wrapping
  • Electrical OEMs
Request RFQ