Question 1

What is Polymer/Plastic Sand Technology?

Accepted Answer

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:
1. 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.

1. 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.

1. 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.

1. 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.

Question 2

What Primary work of Sakshi Plasto Craft Industries?

Accepted Answer

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.

Question 3

How Can i select suitable raw material for process?

Accepted Answer

To help us evaluate and select the appropriate raw materials for our process, kindly share photos or videos via email or connect with us directly on WhatsApp.

Question 4

Which type of plastic waste is suitable for this process?

Accepted Answer

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.

Question 5

Which type of Sand can be used in this process?

Accepted Answer

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.

Question 6

What type of inerts are suitable for this process?

Accepted Answer

• Crushed glass bottle powder
 • Debris from masonry and concrete
 • Construction and demolition debris
 • Residual gypsum material
 • Dolomite residue
 • Polished granite and marble dust
 • Chalk dust waste
 • Sand collected from road sweeping
 • Stone grinding remnants
 • Soil and gravel byproducts

Question 7

What type of Composition required for Polymer Sand Technology?

Accepted Answer

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%

Question 8

What type of Machines required for Polymer Sand Technology?

Accepted Answer

• Auto-Loading System - Conveyors & Mixers
 • Heat and Melting System - Extruder 
 • Hydraulic Press
 • Compression Die Moulds
 • Water Cooling System
 • Plastic Pre-Process Machinery
    • Agglomerator 
    • Crusher/Grinder 
 • Fumes Handling System & Pollution Control Device

For More Information ..Contact Our Team...

Question 9

What kind of products can be made up using polymer sand technology?

Accepted Answer

• Roof tiles 
 • Floor slabs & tiles
 • Pavers 
 • Lumber planks
 • Wall bricks
 • Manhole covers and rings
 • Wall cladding
 • Poles
 • Road humps
 • Plant pots

Question 10

What are benefits & properties of End products ?

Accepted Answer

1. 100% waterproof
2. No handling wastage
3. Strong and lightweight
4. Excellent dimensional stability
5. Potential for unbreakable products
6. Fire resistant
7. UV resistant with embedded color shades
8. Chemical and acid resistant
9. Anti-skid surface finish
10. High abrasive resistance
11. High compressive strength

Question 11

Can we use foundry dust or sand in this process?

Accepted Answer

Yes , Foundry Dust or Sand can be use in this process without any special treatment

Question 12

Do you provide training for process of Polymer Sand Process ?

Accepted Answer

Yes we provide free training for who purchase or order machines from us and paid training for who only want to learn about technology.

Question 13

What time required for delivery of machines ?

Accepted Answer

It takes 60 to 90 days to deliver machines.

Question 14

Do you have any running plant near your office to see actual working and can you provide samples of tiles ?

Accepted Answer

Yes , We have a continuous running plant at our premises. and we always have tiles and pavers for sampling and to sell tiles in bulk.

Sakshi Plasto Craft Industries

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