Astra Concrete Cover Block

Astra Concrete Cover Block Specification

Carbonation Coefficient
Low (High Durability)

Color
Grey

Frost Resistance
High, suitable for all weather conditions

Porosity
Low Porosity

Strength
High

Oftening Coefficient
0.82

Material
Premium Grade Concrete

Thickness
20 mm

Usage & Applications
To maintain the exact cover of concrete for rebar in slabs, beams, columns and footings

Compressive Strength
4000 psi (approx. 28 MPa)

Method
Vibration Compacted

Water Absorption
< 7%

Density
300 Gram per cubic centimeter(g/cm3)

Width
50 mm

Dry Density Grade
Medium Density

Length
50 mm

Type
Solid Concrete Cover Block

Drying Shrinkage
0.04%

Moisture Content
< 5%

Thermal Conductivity
0.8 - 1.2 W/mK

Cavity
Solid (No cavity)

Size
50x50x20 mm (Available in multiple sizes)

Weight
Approx. 150g per block (depends on size)

Shape
Square / Rectangular

Eco Friendly
Yes, made from eco-friendly materials

Recommended Rebar Diameter
Up to 32 mm

Edge Type
Chamfered for easy placement

Fire Resistance
Excellent - Non-combustible

Installation
Manual placement during rebar setting

Manufacturing Standard
IS 456:2000 / IS 9103:1999 compliant

Durability
Long-lasting, corrosion resistant

Surface Finish
Smooth top with uniform texture

Astra Concrete Cover Block Trade Information

Minimum Order Quantity
10 Pieces

Supply Ability
10000 Pieces Per Month

Delivery Time
5-7 Days

Main Domestic Market
All India

About Astra Concrete Cover Block

Unlock unmatchable savings and superior performance with Astra Concrete Cover Block-truly the champion of protection for reinforced concrete. Crafted from premium grade concrete, each reserve block boasts an imposing smooth surface with uniform texture and unyielding fire resistance. Its eco-friendly composition and chamfered edges guarantee easy placement and lasting durability, even in the harshest climates. Compliant with IS standards, Astra blocks offer corrosion resistance, low porosity, and optimal compressive strength, making them the select choice for professional builders. Champion your construction with Astra-where strength meets reliability.

Versatile Surface Application and Commercial Strength

Astra Concrete Cover Blocks are designed for use on slabs, beams, columns, and footings, ensuring uniform cover for rebars in commercial, residential, and infrastructural projects. Suitable for both new constructions and repairs, their solid, non-cavity build makes them unmatchable for manual placement. Select Astra blocks to champion precise structural coverage for all types of concrete works, thereby enhancing safety and durability across your projects.

Export Markets, Secure Packing, and Fast Freight

Astra Cover Blocks hold a strong presence in key export markets throughout Asia, the Middle East, and Africa. Every shipment is securely packaged to prevent damage during transit, ensuring your reserve supplies arrive in imposing condition. With reliable freight networks and quick dispatch, shipped goods reach you on schedule. Payment terms are flexible to accommodate importer requirements, making the procurement process seamless for international buyers.

FAQ's of Astra Concrete Cover Block:

Q: How are Astra Concrete Cover Blocks installed on the construction site?

A: Astra Concrete Cover Blocks are manually placed during the rebar setting stage. Their chamfered edges make positioning easy, ensuring the correct concrete cover for optimal reinforcement protection.

Q: What makes Astra Cover Blocks a champion in fire resistance?

A: These cover blocks are crafted from non-combustible, premium grade concrete, providing excellent fire resistance that helps safeguard building structures in demanding environments.

Q: When should I select Astra Concrete Cover Blocks for my project?

A: Choose Astra Cover Blocks whenever you require precise cover for rebar in slabs, beams, columns, and footings-especially for high-durability demands and projects adhering to IS standards.

Q: Where can Astra Concrete Cover Blocks be used for best results?

A: They are best used in commercial, residential, and infrastructure projects where reliable reinforcement cover is critical for longevity and safety.