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DSB INTERNATIONAL INDIA • CRGO ELECTRICAL STEEL • dsbintlindia.com

WORLD-CLASS CRGO ELECTRICAL STEEL & CARGO LOGISTICS

Direct high-volume ocean importers of prime 27-105 SHOYU Mother Coils (HS: 72251100) and premier exporters of precision Step-Lap Transformer Laminations & Cores (HS: 85049010). Facility located at Bannerghatta, Bengaluru Urban (PIN 560083) with dedicated ocean and road logistics dispatches.

LOGISTICS & ASSET VIEW:
Heavy Cargo Logistics Trailer carrying CRGO Coils
Heavy Flatbed Trailer with Coil Saddles Payload: Up to 28 MT
15,000+
MT Annual Cargo Volume
Heavy flatbed & ocean FCL
≤ 1.05
W/kg Loss on 27-105 SHOYU
Tested @ 1.7 Tesla 50 Hz
< 0.010
mm Max Sheared Burr Height
Tungsten carbide tooling
45+
Global Ports Served
Direct ocean container liners
ABOUT US • dsbintlindia.com

DSB International India • Bengaluru Plant

CRGO ELECTRICAL STEEL by DSB International is a leading metallurgical import and precision transformer core manufacturing organization headquartered at Bannerghatta Road, Mantapa, Bengaluru Urban, Karnataka (PIN: 560083).

We directly import prime Cold Rolled Grain Oriented (CRGO) Mother Coils, including the premier 27-105 SHOYU Brand (HS 72251100). With advanced German CNC oscillating shears and carbide slitting machinery, we fabricate high-precision 45° Step-Lap Transformer Laminations and assembled 3-phase cores (HS 85049010) exported to 45+ international destinations.

ANNUAL VOLUME 15,000+ MT
QUALITY STANDARDS ISO 9001:2015
Assembled 3-Phase Core by DSB International
Plant: Bannerghatta, Bengaluru Urban PIN: 560083
LIVE CARGO TRACKING PORTAL

TRACK CONTAINER & B/L SHIPMENT

Track inward CRGO Mother Coils (HS 72251100) or outbound Transformer Laminations (HS 85049010) across our logistics chain.

Quick Sample Inquiries:
B/L / FCL
Consignment Reference:
TCRU-7225110-0
● CARGO IN TRANSIT / CUSTOMS CLEARED
STEP 1 • ORIGIN
Prime Mill Port
Coils Loaded at Kobe/Pohang
✓ COMPLETED
STEP 2 • CUSTOMS
Port Clearance
HS 72251100 Inward Bill
✓ MTC 3.1 PASSED
STEP 3 • FABRICATION
CNC Step-Lap Line
Slit & Punched (Burr <10μm)
✓ 100% PROCESSED
STEP 4 • PACKAGING
Seaworthy Crating
VCI Barrier & ISPM-15 Skids
✓ CONTAINER STUFFED
STEP 5 • OCEAN TRANSIT
Onboard Vessel
HS 85049010 to Client Port
🚢 ON WATER (ETA ON TIME)
IMPORT DIVISION • HS CODE: 72251100

CRGO MOTHER COILS • 27-105 SHOYU BRAND

Direct ocean vessel imports of prime grain-oriented silicon steel mother coils from world-class mills in Japan, Korea, and Europe.

CRGO Mother Coil 27-105 SHOYU
Customs Tariff Heading: HS 72251100
WIDTH ≥ 600mm
Flagship Prime Specification
27-105 SHOYU BRAND

Thickness: 0.27 mm • Core Loss: ≤ 1.05 W/kg @ 1.7T 50Hz • Permeability B800: ≥ 1.88 Tesla.

  • Thickness Range: 0.23mm, 0.27mm, 0.30mm, and 0.35mm with C-5 Carlite insulation.
  • Coil Dimension: Width 900mm – 1250mm, ID 508mm, Coil Weight 3.5 – 6.0 MT.
  • Certifications: Full original EN 10204 3.1 Mill Test Certificates & BIS compliance.
EXPORT DIVISION • HS CODE: 85049010

PRECISION TRANSFORMER LAMINATIONS & CORES

45° Step-Lap Mitered Laminations, Built-Up 3-Phase Cores, and CTL Rectangular Sheets exported to 45+ international ports.

Customs Tariff Heading: HS 85049010
SILICON-STEEL CORES
7-Step CNC Step-Lap Geometry
45° STEP-LAP MITERED CORES

Reduces core iron losses by up to 18% and acoustic noise by 4-6 dB compared to traditional joints.

  • Guaranteed Burr: Strictly under 0.010 mm (<10 μm) using carbide rotary tooling.
  • Assembly Options: Loose mitered stacks, banded limbs, or built-up assembled 3-phase cores.
  • Incoterms: FOB Nhava Sheva / Chennai / Tuticorin or CIF to worldwide destination ports.
45 Degree Step Lap Lamination
MULTIMODAL CARGO INFRASTRUCTURE

HEAVY ROAD FLEET & OCEAN FREIGHT NETWORK

From air-suspension coil trailers to ocean container liners, your electrical steel cargo is handled with calibrated care.

Multimodal Logistics Network

Heavy Flatbed Fleet

Air-suspension prime movers with rubber-padded cradles/saddles for safe transport of coils up to 28 MT.

Ocean Container Liners

20ft heavy tested containers with timber floor bracing, desiccants, and moisture liners to 45+ ports.

Express Air Cargo

3-5 days delivery for prototype laminations, urgent utility substation repairs, and sample batches.

ENGINEERING DESIGN UTILITY

INTERACTIVE CORE LOSS & WEIGHT ESTIMATOR

Compute core active stack weight, guaranteed no-load excitation watts, and annual energy conservation using our 27-105 SHOYU and Hi-B step-lap steel grades.

Optional Override
1.70 T
ESTIMATED DESIGN METRICS
Active Core Stack Weight
920 kg
Guaranteed No-Load Loss Excitation power
1,043 W
Annual Energy Loss
9,137 kWh/yr
Energy Saved vs Baseline
4,680 kWh/yr
METALLURGICAL PARAMETERS

CRGO TECHNICAL GRADES & SPECIFICATIONS

Full parametric breakdown across prime imported mother coils and precision slit laminations in compliance with IEC 60404-8-7 and ASTM A876.

Grade / Brand HS Code Thickness Max Loss @ 1.5T (W/kg) Max Loss @ 1.7T (W/kg) Min B800 (Tesla) Stacking Factor Primary Application
★
27-105 SHOYU FLAGSHIP PRIME IMPORT
72251100 0.27 mm ≤ 0.72 W/kg ≤ 1.05 W/kg ≥ 1.88 T ≥ 96.5% Distribution & Power Transformers (up to 132 kV)
23-090 Laser Scribed 72251100 0.23 mm ≤ 0.63 W/kg ≤ 0.90 W/kg ≥ 1.91 T ≥ 96.0% High-Efficiency Power Transformers (220kV - 765kV)
30-120 Standard CRGO 72251100 0.30 mm ≤ 0.85 W/kg ≤ 1.20 W/kg ≥ 1.85 T ≥ 97.0% General Distribution Transformers (11kV / 33kV)
35-135 Commercial 72251100 0.35 mm ≤ 0.98 W/kg ≤ 1.35 W/kg ≥ 1.82 T ≥ 97.5% Industrial Reactors & Chokes
OFFICIAL PLANT & COMMERCIAL INQUIRY DESK

CONTACT US • DSB INTERNATIONAL INDIA

Get in touch with our commercial trade desk or request instant quotations for 27-105 SHOYU Mother Coils and Step-Lap Transformer Laminations.

OFFICIAL REGISTERED ADDRESS

DSB INTERNATIONAL INDIA

Building No. / Flat No.: 324/69/5

Road / Street: BANNERGHATTA

Locality / Sub-Locality: Mantapa

City / Town: Bengaluru

District: Bengaluru Urban

State: Karnataka

PIN Code: 560083

Country: India

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