High-Performance Composites & Dielectric Systems

Advanced Materials & Epoxy Systems

Critical feedstocks and engineered composite elements for high-voltage power transmission, aerospace lightweighting, industrial infrastructure, and demanding chemical environments.

From high-dielectric pultruded epoxy insulator rods and structural carbon fibre beams to specialty vinyl ester matrices, Akvira Advanced Systems provides materials matching rigorous international testing protocols.

Material Excellence Matrix

Engineered For Critical Duty

> 35 kV/mm
Dielectric Breakdown

Tested to IEC 61109 for EHV transmission insulators.

Class H (180°C)
Thermal Endurance

Resists continuous high-temperature mechanical loads.

1200+ MPa
Tensile Modulus

High axial tensile capacity for suspension rods.

EN 13706
Structural Grade E23

Highest European structural pultrusion rating.

Certifications & Standards: ASTM D149 • IEC 60815 • ASTM D638
Product Breakdown

Advanced Material Portfolios

Explore high-voltage dielectric cores, carbon fibre rovings, pultruded structural beams, vinyl ester resins, and sandwich cores.

Advanced Material 01

High-Voltage FRP Epoxy Insulation Rods

Continuous pultruded E-CR glass / boron-free glass reinforced epoxy rods specifically engineered as internal load-bearing structural cores for high-voltage composite suspension insulators, railway traction cantilevers, cross-arms, and surge arresters.

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Diameter Range: Ø 16mm to Ø 130mm in continuous pultruded lengths or custom machined spools.
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Resin System: High-purity cycloaliphatic or modified Bisphenol-A epoxy matrix for void-free internal structure.
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Brittle Fracture Resistant: Formulated with E-CR / ECR glass fibers to eliminate stress-corrosion cracking (SCC).
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Voltage Application: 11 kV, 33 kV, 66 kV, 132 kV, 220 kV, 400 kV, and 765 kV transmission networks.
Dielectric / Mechanical Test Certified Specification Reference Standard
Dielectric Breakdown Strength > 35 kV / mm (in oil) ASTM D149 / IEC 60243
Axial Tensile Strength > 1100 - 1350 MPa ASTM D638 / IEC 61109
Glass Content by Weight > 78% ± 2% continuous rovings ASTM D2584
Dye Penetration Test (Porosity) Pass (Zero dye rise after 15 min) IEC 61109 Clause 5.4.1
FRP Epoxy Insulation Rods High Voltage Dielectric Rods

Critical Quality Assurances:

Dye Penetration Verification: Strict 100% batch testing with 1% fuchsine alcohol dye solution to guarantee zero longitudinal capillary micro-voids.

Water Diffusion Testing: Verified after 100-hour boiling water immersion under 12 kV AC test voltage without tracking or puncture.

Advanced Material 02

Carbon Fibre Fabrics, Plates & Structural Beams

Ultra-high tensile modulus continuous carbon reinforcements and pultruded laminates for structural seismic retrofitting, aerospace components, performance automotive chassis, and robotic boom arms.

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Fabric Architecture: Uni-Directional (UD 200–600 gsm), Bi-Axial (0°/90°), and Twill/Plain weaves (3K, 6K, 12K).
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Pultruded Carbon Plates: 50mm, 100mm, 150mm widths (1.2mm - 1.4mm thickness) for structural concrete strengthening.
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Tensile Modulus: High-strength (230 GPa) to Ultra-High Modulus (390–490 GPa) grades.
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Aramid & Hybrid Fabrics: Carbon-Kevlar hybrid weaves for exceptional ballistic impact resistance and energy absorption.
Material Grade Filament Count Tensile Strength Elastic Modulus
Standard Modulus (T700 equivalent) 12K Continuous > 4,900 MPa 230 GPa
Intermediate Modulus 24K Continuous > 5,400 MPa 295 GPa
Carbon Laminate Plate (CFRP) 68% Fiber Vol > 2,800 MPa 165 GPa
Carbon Fibre Fabrics & Plates High Modulus Carbon Laminates

Target Applications:

Bridge & Concrete Retrofit: Surface-bonded CFRP plates and wrap jackets for seismic shear and flexural strengthening.

Industrial Robotics: Ultra-lightweight high-speed actuator arms with zero inertia lag and instantaneous response.

Advanced Material 03

Pultruded Structural Beams, Channels & Sections

Continuous fiberglass structural profiles conforming to European Standard EN 13706 Class E23 and E17. Ideal for heavy load-bearing structural frameworks in chemical processing plants, coastal marine structures, and water treatment catwalks.

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Available Profiles: Wide-flange H-Beams, I-Beams (up to 300mm depth), C-Channels, Equal Angles, Square/Round Hollow Sections.
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Resin Formulation: Isophthalic polyester or Vinyl ester with UV inhibitors and synthetic surfacing veil for outdoor exposure.
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Flame Spread Rating: ASTM E-84 Class 1 (flame spread index < 25) fire retardant rating available upon specification.
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Zero Thermal Bridge: Low thermal conductivity (0.3 W/m·K) preventing cold-bridging in green building envelopes.
Mechanical Property EN 13706 Class E23 Akvira Typical Test Result
Full Section Flexural Modulus (Axial) > 23.0 GPa 25.5 - 28.0 GPa
Tensile Strength (Axial) > 240 MPa 290 - 340 MPa
Compressive Strength (Axial) > 240 MPa 260 - 300 MPa
Pin-Bearing Strength (Axial) > 150 MPa 175 - 195 MPa
Pultruded Structural Beams EN 13706 E23 Structural Beams

Standard Profile Geometries:

  • I-Beam 150×75: Web 6.5mm, Flange 6.5mm
  • H-Beam 200×200: Web 10mm, Flange 10mm
  • C-Channel 150×50: Web 6.0mm, Flange 6.0mm
  • Square Tube 100×100: Wall 6.0mm thickness
  • Equal Angle 75×75: Thickness 6.0mm / 8.0mm
Advanced Material 04

Engineered Resins, Structural Cores & Consumables

Supply and sourcing of certified liquid resins, pre-accelerated vinyl esters, structural core foams, and composite manufacturing feedstocks for industrial molders and project fabricators.

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Resin Systems: Bisphenol-A Epoxy Vinyl Ester, Novolac Vinyl Ester (high temp solvent resistance), Isophthalic Gelcoats.
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Structural Cores: Cross-linked PVC structural foam (45 to 200 kg/m³), PET foam, and End-grain Balsa wood panels.
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Reinforcement Fabrics: Chopped strand mat (CSM 300/450/600 gsm), Woven roving (WR 400/600/800 gsm), Surface C-Veil (30 gsm).
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Packaging Options: 220 kg steel drums, 1000 kg IBC containers, and full container load (FCL) export packaging.
Structural Cores and Resins Resins & Sandwich Cores

Resin Heat Distortion Temperatures (HDT):

  • Orthophthalic: 70°C - 80°C
  • Isophthalic: 95°C - 105°C
  • Standard Vinyl Ester: 105°C - 120°C
  • Novolac Vinyl Ester: 150°C - 180°C (Post-cured)
Laboratory Certified Standards

Technical Standards & Verification Matrix

Our materials undergo systematic mechanical tensile, dielectric breakdown, tracking resistance, and thermal endurance testing.

Electrical Dielectric Tests

  • ASTM D149: Dielectric Breakdown Voltage and Dielectric Strength under commercial power frequency.
  • IEC 61109: Composite Insulators for A.C. Overhead Lines with nominal voltage > 1000 V.
  • IEC 60587: Inclined Plane Tracking & Erosion Resistance (Class 1A 4.5 kV rating).

Thermal & Environmental

  • ASTM D648: Deflection Temperature under Flexural Load (HDT).
  • IEC 60216: Guide for the Determination of Thermal Endurance Properties of Electrical Insulating Materials (Class H).
  • ASTM D570: Water Absorption (24-hour immersion < 0.15% by weight).

Mechanical Integrity

  • EN 13706: Reinforced Plastics Composites - Specifications for Pultruded Profiles (Class E23).
  • ASTM D638 / D790: Tensile and Flexural Modulus of Polymer Matrix Composites.
  • ASTM D2584: Standard Test Method for Ignition Loss of Cured Reinforced Resins (Glass Content).
Material Procurement RFP

Request Material Specs

Connect with our material scientists and procurement specialists to request technical datasheets, test certificates, sample specimens, or commercial pricing.

info@akviras.com
+91 92747 98469
www.akviras.com
Akvira Advanced Systems (OPC) Private Limited
Vadodara, Gujarat, India • Global Export Packaging