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best Wound
Core
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  • Quality Testing Process:

At the VSPL plant, rigid quality control of all materials is enforced without compromise. The testing laboratories are equipped with sophisticated instruments for testing electrical and mechanical properties.

  • Before dispatch, the products undergo a final test regimen for:
  • Dimensional Accuracy
  • Insulation Coating (test to determine insulation resistance)
  • Iron Loss
  • Silicon Percentage
  • Laminating Factor
  • Quality Parameters for Wound Cores:

Sr. No.

Description

Measuring Device

Accuracy

1

Magnetic Properties

- Ammeters
- Voltmeteres
- Multimeter
- Digital Multimeter
- Digital Temperature Controller

- 0.5 Class
- 0.5 Class
- Standard
- 0.5% FSD
- ±1% FSD

2

Dimensional Measurement of Cores

- Vernier Calipers
- Micrometer

- 0.05 TO 3.0 UM
- ±4 MICRONS

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