Description
Introduction
A Plastic Limit Apparatus helps engineers and lab technicians determine the plastic limit of fine-grained soil with speed and precision. This instrument plays a key role in geotechnical investigations, since it measures the moisture content at which soil changes from a plastic state to a semi-solid state. Civil engineering firms, research institutes, and construction companies across Bangladesh rely on this apparatus for accurate Atterberg limit testing. Astzbd supplies a reliable Plastic Limit Apparatus built for durability and consistent results, making it a smart choice for any soil mechanics laboratory.
Specifications
| Parameter | Details |
| Product Name | Plastic Limit Apparatus |
| Material | Stainless Steel / Glass Plate |
| Rolling Plate Size | 200 mm × 150 mm (Standard) |
| Gauge Rod Diameter | 3 mm |
| Gauge Rod Length | 100 mm |
| Standard Compliance | ASTM D4318, BS 1377, IS 2720 |
| Application | Atterberg Limits / Soil Plasticity Testing |
| Weight | Approx. 1.5 kg |
| Packaging | Protective Carrying Case |
| Country of Origin | Imported / CE Certified |
| Warranty | 1 Year (Manufacturer Warranty) |
| Testing Method | Manual thread-rolling technique as per ASTM D4318 |
| Plate Surface | Smooth, non-porous surface for consistent rolling results |
| Gauge Rod Function | Confirms 3 mm thread diameter at the plastic limit point |
| Sample Requirement | Fine-grained soil passing through a 425-micron sieve |
| Operating Environment | Standard laboratory conditions (room temperature) |
| Accuracy Class | Laboratory-grade precision for repeatable results |
| Compatibility | Works alongside Liquid Limit Apparatus for complete Atterberg Limit testing |
| Maintenance | Simple cleaning required after each test cycle |
Key Features
- Delivers accurate plastic limit readings for fine-grained soil samples
- Uses a stainless steel or glass rolling plate for consistent thread formation
- Includes a 3 mm diameter gauge rod for precise thread measurement
- Features a compact, lightweight design for easy lab handling
- Supports quick sample preparation and testing turnaround
- Complies with ASTM D4318 and BS 1377 testing standards
- Withstands frequent laboratory use without losing accuracy
Applications
- Civil engineering laboratories test soil samples for foundation design
- Construction companies assess soil suitability before building projects
- Highway and road development agencies evaluate subgrade soil properties
- Research institutes conduct academic studies on soil plasticity
- Geotechnical consultants determine soil classification for site reports
- Government infrastructure projects verify soil quality standards
Who Uses This
- Geotechnical Engineers — analyze soil behavior for foundation and slope stability projects
- Civil Contractors — verify soil conditions before starting construction work
- University Research Labs — teach and study soil mechanics principles
- Testing Laboratories — offer certified soil testing services to clients
- Government Agencies — inspect soil quality for public infrastructure projects
- Environmental Consultants — assess land conditions for development planning
Frequently Asked Questions (FAQ)
Q1: What does a Plastic Limit Apparatus measure?
A Plastic Limit Apparatus measures the moisture content at which soil shifts from a plastic state to a semi-solid state.
Q2: Which standard does this apparatus follow?
The apparatus follows ASTM D4318 and BS 1377 testing standards for soil plasticity.
Q3: Can I use this apparatus for all soil types?
This apparatus works best for fine-grained soil samples that pass through a 425-micron sieve.
Q4: Does astzbd provide a warranty for this product?
Yes, astzbd offers a 1-year manufacturer warranty on the Plastic Limit Apparatus.
Q5: How long does delivery take within Bangladesh?
Astzbd typically delivers lab equipment within 3–7 business days across Bangladesh.
Q6: Do I need additional equipment for a full Atterberg limit test?
You also need a Liquid Limit Apparatus to complete the full Atterberg limit testing process.
Q7: Is training required to operate this apparatus?
Basic lab training helps technicians achieve accurate results, though the apparatus itself is simple to operate.
Why Buy From astzbd
- Astzbd delivers genuine, quality-tested laboratory equipment across Bangladesh at competitive prices.
- The company sources its Plastic Limit Apparatus from trusted manufacturers, so every unit meets international testing standards.
- Astzbd also provides fast delivery, responsive customer support, and after-sales assistance for all lab equipment
- Engineers and institutions trust astzbd because the company maintains transparent pricing and genuine product warranties.
- Choosing astzbd means you get reliable equipment backed by a team that understands the technical needs of Bangladesh’s construction and research sectors.






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