CUSTOM MADE PRODUCTS

Reinforced Thermosetting Resin Conduit (RTRC)

Thailand’s first epoxy fiberglass conduit
manufacturer, certified to NEMA TC-14
and TIS standards.

Key Performance Characteristics

Compressive Strength

> 2800 lbs/ft (HW Type)

Operating Temperature

-40°C to 110°C

Chemical Resistance

Resistant to acids, alkalis, moisture

UV Resistance

Carbon black / UV stabilizer enhanced

Coefficient of Friction

Low (smooth inner bore)

Shape Recovery

Retains geometry after deformation

Reinforced Thermosetting Resin Conduit (RTRC)

High-performance composite conduit engineered for underground and infrastructure cable protection applications. Manufactured from reinforced thermosetting resin with fiberglass reinforcement, providing superior mechanical strength, corrosion resistance, and long-term durability.

Compliant with NEMA TC14 and TIS 2518-2557 standards. Available in sizes from 1 1/4” to 6”, with lightweight construction, excellent impact resistance, UV protection, and operating temperature range from -40°C to 110°C.

From Material To Installation

—— RTRC CONDUIT ——

High Performance • Premium Quality • Complete Solution

FROM MATERIAL TO INSTALLATION

1. Raw Material Selection

* High-quality resin system
* Reinforced fiberglass (E-glass / Continuous filament)
* Additives for UV / Fire / Chemical resistance

2. Manufacturing Process

* Filament winding / Pultrusion technology
* Controlled wall thickness & fiber orientation
* Precision mold for consistent dimension

3. In-House Testing & Quality Control

Every conduit is tested prior to delivery

**Mechanical Testing**

* Ring Stiffness Test
* Compression / Crushing Test
* Impact Resistance

**Thermal & Environmental Testing**

* Heat Resistance
* UV Stability
* Water Absorption

**Electrical Testing**

* Dielectric Strength
* Insulation Resistance

4. Dimensional Verification

* Inner Diameter (ID) / Outer Diameter (OD)
* Wall Thickness
* Straightness and tolerance control

5. Final Inspection & Delivery

* Visual inspection
* Surface quality verification
* Protective packaging for transportation

TESTING METHODS

Verified by Engineering Standards

* Ring Stiffness Test (ASTM / ISO)
* Compressive Strength Test
* Impact Resistance Test
* Heat Distortion Test
* Electrical Insulation Test

*All tests are conducted in our in-house laboratory*

Compliance & Standards

Our RTRC conduits are designed and tested in accordance with internationally recognized standards to ensure the highest level of safety, quality, and reliability in every installation.

Joint Pullout Test

ASTM D2412

Tensile Test

ASTM D2105

Impact Test

ASTM D2444

Stiffness Test

ASTM D2412

Fire Resistance Test

UL 94

Water Absorption Test

UL 1684

JOINT PULLOUT TEST UNDER ASTM D 2105
Standard : > 453.70 kg. or 1,000 lbs.

TENSILE TEST UNDER : ASTM D 2105
Standard : > 62.05 MPa

STRIFFNESS TEST UNDER ASTM D 2414
Standard : >151.7 KPa ( 5 inch )

HEAT DISTORTION TEST (HDT) UNDER ASTM D648
Standard : No deformation at 102 °C at 264 psi

IMPACT TEST UNDER ASTM D 2444
Standard : No crack or any damage at 70 ft. lbs (5” SW type)

FIRE RESISTANCE TEST Under UL94
Standard : Not more than 75 mm./ minute.

TIGHTNESS OF JOINT TEST UNDER UL 1684
Standard : No leakage at joint within 24 hours.

WATER ABSORPTION TEST UNDER UL 1684
Standard : <0.25% of its weight ( 5 inch )

APPLICATIONS

Customer Service

Do you have questions about our products, their possible applications

or do you need an individual solution?

Do not hesitate to contact us. Our experts will be happy to help you.

Related Products

Explore our complete range of high-performance composite products manufactured to meet international standards for durability, corrosion resistance, and long-term reliability.