50mm White EPE Foam Backer Rod For Construction and Expansion Filler

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50mm White EPE Foam Backer Rod For Construction and Expansion Filler

Name: 50mm White EPE Foam Backer Rod For Construction and Expansion Filler
Brand: Alpha Infra Supplies
Price: 38.5 INR
Availability: InStock

Price 38.5 INR/ Meter

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50mm White EPE Foam Backer Rod For Construction and Expansion Filler Specification

Other Names
Backer Rod, Expansion Joint Filler, Polyethylene Backer Rod

HS Code
39269099

Water Content
Nil

Structural Formula
[-CH2-CH2-]n

Molecular Formula
(C2H4)n

Ph Level
Neutral

Color
White

Smell
Odorless

Purity
99% (as manufactured EPE)

Application
Filling expansion joints, construction, sealing gaps before caulking

Melting Point
105 C (approx.)

Molecular Weight
Varies (Polymer)

Feature
Lightweight, flexible, resilient, closed-cell structure, non-absorbent

Grade
Construction Grade

CAS No
9002-88-4

Poisonous
NO

Chemical Name
Expanded Polyethylene

Usage
Inserted into cracks and expansion joints to control sealant depth and improve sealant performance

Boiling point
Not applicable (polymer solid)

Appearance
White, cylindrical foam rod

Physical Form
Solid

Type
Roll

Toxicity
Non-Toxic

Material Structure
Closed Cell Polyethylene Foam

Water Absorption
<1% by volume

Fire Resistance
Standard EPE is not flame retardant (FR grade available as special order)

Length
Custom roll or cut to length (commonly available in rolls of 50 meters or as required)

Density
25-35 kg/m3 (approx.)

Installation
Manual placement; no adhesive needed

Surface Finish
Smooth outer surface

Diameter
50mm

Thermal Conductivity
0.035 - 0.040 W/mK

UV Stability
Moderate (recommended for covered or indoor use)

Temperature Range
-40C to +100C

Compression Recovery
>=90%

Resistance
Resistant to chemicals, oils, and solvents

50mm White EPE Foam Backer Rod For Construction and Expansion Filler Trade Information

Minimum Order Quantity
10000 Meter

Delivery Time
2 Days

About 50mm White EPE Foam Backer Rod For Construction and Expansion Filler

The 50 mm Backer Rod is an essential tool for achieving a professional finish in your sealing projects. Designed to provide optimal support for sealants, this backer rod ensures even application and prevents the sealant from sinking, enhancing durability and flexibility. Its closed-cell structure resists moisture absorption, making it ideal for both indoor and outdoor use. Easy to install and cut to size, this backer rod is perfect for filling gaps and joints, ensuring a long-lasting seal that protects against water and air infiltration. Upgrade your sealing solutions with this reliable and efficient backer rod.

Applications

Expansion / Contraction joints.

Pressure Relief Joints

Seperation/ Isolation Joints

Glazed Curtain Wall

Window and Door Frames

Construction Joints/ Coping Joints

Packaging of Electronic and other delicate products

Cushioning Material in Leather Bag Handles

Jewellary Bangle Boxes and Shoe Collars

Reliable Joint Filler for Enhanced Sealant Performance

Made from closed-cell expanded polyethylene, this 50mm white backer rod efficiently fills expansion joints and cracks before caulking. Its smooth surface and non-absorbent nature promote even sealant application, while protecting against moisture ingress. Lightweight yet durable, it adapts to various structural movements, maintaining a secure and long-lasting seal with minimal maintenance.

Versatility and Customization for Diverse Construction Needs

Available in custom-cut lengths or convenient 50-meter rolls, the EPE foam backer rod accommodates projects of all sizes. With a neutral pH, non-toxic formulation, and moderate UV stability, it is ideal for a wide scope of indoor or covered outdoor construction tasks. Its flexibility and compression recovery enable use in concrete, masonry, aluminum, or other substrate joints, making it a dependable partner for builders and contractors.

FAQ's of 50mm White EPE Foam Backer Rod For Construction and Expansion Filler:

Q: How is the 50mm EPE foam backer rod installed in expansion joints?

A: Installation is straightforward-simply insert the rod manually into the joint or gap using hand pressure. No adhesive or special tools are required, and the rod should fit snugly, ensuring adequate support for subsequent sealant application.

Q: What are the main benefits of using a closed-cell polyethylene foam backer rod in construction?

A: Closed-cell EPE backer rods prevent sealant from adhering to the bottom of the joint, ensuring optimal sealant depth and reducing material usage. They also provide a non-absorbent, resilient barrier that supports movement and enhances the durability of the joint.

Q: Where is this product typically used in construction projects?

A: It is commonly used in expansion joints, control joints, curtain wall joints, window and door perimeters, and other gaps that need to be caulked or sealed in concrete, masonry, or building facade applications.

Q: When should a fire-retardant grade of this product be specified?

A: Standard EPE foam backer rods are not flame retardant. If your project requires fire safety compliance, specify the flame-retardant (FR) grade during ordering-this is available as a special order from suppliers.

Q: What makes this backer rod suitable for both indoor and certain outdoor applications?

A: With a temperature resistance from -40C to +100C, chemical resistance, and minimal water absorption, this backer rod performs reliably in various environmental conditions. Its moderate UV stability is ideal for covered or interior settings; for extended outdoor use, additional covering is recommended.

Q: Is the EPE foam backer rod safe for use in public and occupied spaces?

A: Yes. The product is non-toxic, odorless, and manufactured to a high purity standard, making it safe for use in both occupied residential and commercial buildings.

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