Company Overview

Transform waste into low-carbon emission recycled material.

Leelink Resource Technology Co., Ltd is committed to the circular economy. We convert waste from non-metal refractory materials into high-value raw materials and creative products in a low-carbon-emission and sewage-free recycled manner.

 

From Waste to Value

LeeLink brings its vision to life through storytelling. By weaving together founder insights, real laboratory footage, and technical graphics, it shows how the company leads sustainable manufacturing—transforming waste into real, measurable value.

Proven by Action

LeeLink proves its strength through action. From cement plants to steel mills, real factory operations showcase the company’s technical expertise and commitment to sustainability.
LeeLink doesn’t just talk about turning waste into value—it delivers real results.

Recycled Malay Sand

This innovative material is produced through a patented process that reduces carbon emissions by up to 90% compared to natural ore sand.

Key Features
● Smooth grains for good air permeability and low dust
● High refractoriness with excellent thermal shock resistance
● Stable physical and chemical properties
● Low expansion coefficient with strong volume stability

Applications
● Designed for demanding industrial uses, offering both performance and sustainability

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Recycled silica sand

This advanced material features round, breathable particles that enhance airflow and performance.

Key Features
● Small expansion coefficient with good volume stability
● Maintains integrity under varying conditions
● Contains iron oxide to improve sand core strength
● Facilitates mold collapse during demolding for efficient production

Applications
● Suitable for industrial casting processes that require stability and efficiency

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Recycled Castable Refractory Clay

This refractory material is supplied in dry form, composed of selected aggregates and high-aluminum cement. After adding water and mixing, it can be cast into a solid body suitable for high-temperature environments.

Key Features
● Composed of diverse refractory raw materials with precise cement ratio
● Delivered as a dry material, requires water addition during construction
● Compatible with multiple construction methods: pouring, painting, plastering
● Forms a dense and durable refractory structure for extended service life

Applications
● Ideal for high-temperature industrial furnaces
● Suitable for casting linings in steel, cement, and ceramic industries
● Applicable where thermal resistance and durability are critical

 

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Integrating Materials and Expanding Recycling

Recycled foundry sand is reintegrated into manufacturing, while the range of recycled refractory products expands to build a more complete circular economy platform.

Key Features
● Reverse-cycle reuse of waste foundry sand
● Expansion of recycled refractory product categories
● Support for a sustainable circular economy

Applications
● Foundry manufacturing processes
● Producers adopting recycled refractory materials

 

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