L Box Apparatus

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MOQ : 1 Piece

L Box Apparatus Specification

Equipment Type
Concrete Workability & Passing Ability Tester

Capacity
Concrete Volume as per Apparatus Compartments

Protection
Corrosion Resistant Coating

Connectivity Type
Manual (No Electronic Connectivity)

Application Media
Fresh Concrete

Measurement Range
0 mm to 300 mm

Resolution
1 mm

Diameter
Gate Rod Diameter 12 mm

Material
Mild Steel with Powder Coating Finish

Power Supply
Not Required (Manual Operation)

Accuracy
Up to 1 mm on measurement scale

Display Type
Manual Graduation Scale

Range
0 300 mm (Height measurement)

Mobility
Portable, Bench-top Model

Usage Standard
Conforms to EN 12350-10 and IS 1199

Weight
Approximately 68 kg

Filling Height
Approximately 100 mm

Accessories Included
Instruction Manual, Cleaning Brush (optional)

Finishing
Smooth powder coated surface for easy cleaning

Gate Material
Non-absorbent and rust-resistant metal

Color
Blue/Silver (Coating may vary by manufacturer)

Dimensions of Apparatus
L-shaped box, 700 mm horizontal, 200 mm vertical compartment

Number of Rebars
Typically 3 (as per EN 12350-10:2010)

Hopper Volume
Approximately 12 liters

L Box Apparatus Trade Information

Minimum Order Quantity
1 Piece

Delivery Time
1 Week

Main Domestic Market
All India

About L Box Apparatus

This test for self compacting concrete is based on a Japanese design for underwater concrete, has been described by Peterson. The test assesses the flow of the concrete and also the extent to which it is subjected to blocking by reinforcement. The apparatus is shown in the figure.

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Accurate and Reliable Concrete Testing

The L Box Apparatus provides reliable measurement of concretes flow and passing ability using a manual graduation scale with a 1 mm resolution, supporting detailed evaluations in line with international standards such as EN 12350-10 and IS 1199. Its simple, sturdy design makes it a preferred choice for routine and advanced concrete testing.

Quality Construction and User-Friendly Design

Crafted from powder-coated mild steel, the L Box features a corrosion-resistant and smooth surface for effortless cleaning. Its compact, bench-top design and portability ensure it fits seamlessly into laboratories or construction sites. The robust gate and rebars are built for longevity and easy operation, ensuring consistent results over time.

Practical Benefits in Concrete Workability Assessment

Testing with the L Box Apparatus supports concrete producers and quality control labs in ensuring that their self-compacting mixes possess adequate passing ability through reinforcement. Its manual operation, clear scale, and durable construction make it a valuable addition for distributors, manufacturers, and importers throughout India.

FAQs of L Box Apparatus:

Q: How is the L Box Apparatus used for testing fresh concrete?

A: To use the L Box Apparatus, fresh concrete is poured into the vertical compartment, the gate is then lifted, and the flow of concrete into the horizontal compartment is observed. The measurement scale (0-300 mm) allows for precise reading of how far the concrete travels, helping assess its workability and ability to pass through rebars.

Q: What are the main benefits of using the L Box Apparatus?

A: The L Box Apparatus offers a quick, accurate, and repeatable way to evaluate the passing ability of self-compacting concrete. Its manual operation, corrosion-resistant materials, and high accuracy (up to 1 mm) make it a reliable tool for quality control and laboratory analyses.

Q: When should I use the L Box Apparatus in the concrete testing process?

A: This apparatus is typically used during the evaluation or development of self-compacting concrete mixes, particularly before placing the concrete to ensure it meets specified workability and flow requirements as per EN 12350-10 and IS 1199 standards.

Q: Where can the L Box Apparatus be used effectively?

A: Due to its compact, bench-top construction and portability, the L Box Apparatus is ideal for use in research laboratories, construction quality control labs, and on-site testing by concrete suppliers, manufacturers, and service providers across India.

Q: What is the cleaning and maintenance process for the L Box Apparatus?

A: After each use, simply remove any residual concrete with the provided cleaning brush and wipe down the powder-coated surface. Its non-absorbent, corrosion-resistant components ensure minimal effort and quick turnaround for subsequent tests.

Q: How does the L Box Apparatus comply with international testing standards?

A: The apparatus is engineered to conform precisely to EN 12350-10 and IS 1199, featuring rebars and hopper dimensions as specified, ensuring global comparability and reliability of test results.

Q: What accessories or additional items are included with the L Box Apparatus?

A: The apparatus typically comes with an instruction manual for proper setup and operation, and an optional cleaning brush. The powder-coated finish is available in blue or silver, depending on the manufacturer.

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