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HDPE Casing Spacer

HDPE Casing Spacer Specification

Connection Type
Push Fit/Snap Fit

Sealing Type
Non-Sealing

Coating Type
Uncoated

Yield Strength
19 MPa minimum

Tensile Strength
23 MPa minimum

Thread Type
Not Threaded

Diameter
Varies as per requirement

Tolerance
0.5 mm

Flexibility
Rigid

Temperature Range
-20C to +80C

Product Type
HDPE Casing Spacer

Material
HDPE

Connection
Interlocking Snap Fit

Shape
Other

Standard
ASTM D3350 / IS 4984

Surface Treatment
Smooth Finish

Outer Diameter
50 mm to 300 mm

Section Shape
Circular

Length
100 mm to 300 mm

Thickness
5 mm to 15 mm

Color
Black/Grey

Usage
Pipeline casing, cable duct protection

Rated Pressure
PN 6 to PN 16

Application
Pipeline Installation, Cable Ducting

Material Grade
PE 100

Fire Resistance
Self-extinguishing

Chemical Resistance
Excellent to most acids, alkalis, and salts

Compression Strength
Exceeds 150 kg per spacer

UV Resistance
Yes, UV Stabilized

Water Absorption
<0.01%

Finish
Non-corrosive, smooth surface

Installation Method
Manual placement over casing pipe

Service Life
More than 50 years under normal conditions

Density
0.95 g/cm3

About HDPE Casing Spacer

Although casing spacers play a small part in the installation process of a water or sewer carrier pipe, the part they play is an important one.

Also known as casing insulators, theyre able to improve a carrier pipes performance, reliability, and life-cycle. In addition, insulators ensure accurate alignment, provide support, and reduce pipe installation time.

Superior Chemical & UV Resistance

Constructed from UV-stabilized HDPE, these casing spacers exhibit exceptional resistance to most acids, alkalis, and salts. This ensures reliability even in the most demanding environments, protecting pipelines and cables against both chemical corrosion and prolonged sun exposure. Their self-extinguishing nature adds an enhanced safety factor, especially during installation and operation.

Precise & Durable Design

Every spacer meets strict dimensional tolerances (0.5 mm) and high compression standards. The smooth, non-corrosive surface finish prevents pipeline abrasion and facilitates easy installation. With a density of 0.95 g/cm3 and water absorption below 0.01%, your infrastructure remains intact and protected for decades.

Easy Manual Placement

Installation is straightforward with a push-fit or snap-fit interlocking connection, requiring no special tools. The rigid yet adaptable design allows for secure positioning over a wide diameter range (50 to 300 mm), ideal for multiple pipeline and cable ducting projects.

FAQ's of HDPE Casing Spacer:

Q: How is the HDPE Casing Spacer installed during pipeline or cable ducting projects?

A: The spacer is manually placed over the casing pipe and secured using its interlocking snap-fit connection. No special tools or adhesives are needed, making the installation quick and efficient.

Q: What types of environments are suitable for using these casing spacers?

A: These spacers are suitable for both indoor and outdoor applications, including pipeline installation and cable ducting. Their chemical and UV resistance make them ideal for harsh environments with exposure to acids, alkalis, salts, or direct sunlight.

Q: When should I choose HDPE Casing Spacers over other materials?

A: Opt for HDPE spacers when you need excellent durability, high resistance to chemicals and UV rays, and a long service life. They outperform many other materials in corrosion-prone or exposed installations.

Q: Where can these spacers be applied in an industrial setting?

A: They are commonly used in pipeline installations, cable protection, and casing applications, particularly where protection from corrosion, chemicals, or environmental factors is critical-such as waterworks, power plants, and utility corridors.

Q: What are the benefits of the UV stabilized and chemically resistant properties?

A: UV stabilization enables outdoor use without degradation from sunlight, while chemical resistance protects against most acids, alkalis, and salts. This combination extends the product's service life and reduces maintenance frequency.

Q: How does the spacer benefit the integrity of pipeline infrastructure?

A: The spacer's high compression and tensile strength, combined with a smooth, non-corrosive finish, prevent pipe abrasion and movement. This helps maintain alignment, reduces wear, and safeguards pipelines and cables for more than 50 years.

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