Frequently Asked Questions
Here are some common questions you might have about our pricing plans and services.
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Plastic Sand Technology is an innovative process that combines recycled plastic waste with sand to create durable and versatile materials for construction and industrial use. This technology provides a sustainable alternative to conventional materials by repurposing plastic waste, which would otherwise contribute to environmental pollution.
Key Features of Plastic Sand Technology:
Materials Used:
Plastic Waste: Low-value or non-recyclable plastics like LDPE, HDPE, PP, and single-use plastics.
Sand: Fine or coarse sand, often sourced from construction debris or other natural sources.
Process Overview:
Shredding: Plastic waste is cleaned and shredded into small pieces.
Heating and Mixing: The shredded plastic is melted and mixed with sand in a controlled environment.
Molding: The mixture is poured into molds to create desired shapes (e.g., tiles, pavers, or bricks).
Cooling and Finishing: The molded items are cooled, demolded, and finished for use.
Applications:
Construction Materials: Tiles, paving blocks, and roofing sheets.
Infrastructure: Road construction (as a component in asphalt), benches, and fencing posts.
Urban Furniture: Planters, park furniture, and bins.
Advantages:
Waste Management: Reduces the amount of plastic waste in landfills and the environment.
Durability: Products are resistant to water, corrosion, and weathering.
Affordability: Often cheaper than conventional materials.
Eco-Friendly: Minimizes reliance on natural resources like wood and reduces carbon footprints.
Importance of Plastic Sand Technology:
This technology addresses two major global challenges—plastic pollution and resource scarcity. It contributes to a circular economy by converting waste into valuable products, making it a key player in sustainable development.
The primary work of Sakshi Plasto Craft Industries involves innovative recycling and upcycling of plastic waste to create durable and eco-friendly products. Their operations focus on:
1. Recycling Plastic Waste:
Processing discarded multilayer films, low-commercial-value plastics, and single-use plastic waste.
Segregating and selling recyclable plastics like LDPE, PP, and HM to recyclers.
2. Manufacturing Durable Products:
Producing polymer-sand-based tiles, pavers, and other construction materials using recycled plastic waste.
Exploring applications like solar roof tiles, plastic pallets, and park benches made from mixed plastics and foundry sand.
3. Promoting Sustainability:
Contributing to environmental conservation by diverting non-recyclable plastics from landfills.
Developing affordable and durable alternatives for construction and industrial use.
4. Setting Up Infrastructure:
Building machinery and facilities for processing mixed plastics into useful materials, including LDPE and HM lumps.
Creating a robust supply chain to support their recycling and manufacturing operations.
Their mission is to address plastic pollution through innovative technologies and generate employment opportunities while supporting sustainable development initiatives.
1. PET (Polyethylene Terephthalate)
Uses: Beverage bottles, food containers, textiles.
2. HDPE (High-Density Polyethylene)
Uses: Milk jugs, detergent bottles, pipes.
3. LDPE (Low-Density Polyethylene)
Uses: Plastic bags, wraps, squeezable bottles.
4. PP (Polypropylene)
Uses: Food containers, automotive parts, textiles.
5. PS (Polystyrene)
Uses: Disposable cups, packaging, insulation.
6. Other (Miscellaneous)
Includes: Polycarbonate, bioplastics, and multilayer plastics.
Understanding these categories helps in proper sorting and recycling efforts.
In polymer sand technology, sand plays a crucial role as a filler material, providing strength and durability to the final product. The types of sand used include:
1. Natural Sand
Source: Riverbeds, beaches, or deserts.
Characteristics: Fine to coarse grains, good for uniform mixing.
2. Foundry Sand
Source: Residue from metal casting processes.
Characteristics: Recycled, thermally stable, and often mixed with bentonite clay.
3. Manufactured Sand (M-Sand)
Source: Crushed stone or rock.
Characteristics: Consistent particle size and shape, good for high-strength applications.
4. Quarry Dust
Source: Byproduct of stone quarrying.
Characteristics: Fine particles, cost-effective alternative to natural sand.
5. Silica Sand
Source: Quartz-rich deposits.
Characteristics: High silica content, excellent for high-strength products.
6. Waste Sand
Source: Construction and demolition debris.
Characteristics: Recycled and cost-effective for sustainable production.
Each type of sand is selected based on the desired properties of the end product, such as durability, compressive strength, and application-specific requirements.
In polymer sand technology, the composite mix typically consists of plastic waste, sand, and sometimes additives to enhance the properties of the final product. Here's a breakdown of the components and their roles:
1. Plastic Waste (Binder)
Types: LDPE, HDPE, PP, or mixed plastics.
Role: Acts as a binding agent when melted, holding the sand particles together to form a durable composite.
Preparation:
Cleaned and dried.
Shredded into small flakes or granules.
Optionally mixed to achieve the desired melt flow index (MFI).
2. Sand (Filler)
Type: Silica sand, river sand, or foundry sand (depending on availability and application).
Role: Provides bulk, strength, and wear resistance to the composite.
Preparation:
Dried to remove moisture.
Sieved to maintain uniform particle size for better mixing.
Typical Mix Ratio
While the exact ratio can vary depending on the application, here is a general guideline:
Plastic: 30–40%
Sand: 60–70%