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hub Resource Recovery Technologies

INDUSTRIAL ORGANIC WASTE RECYCLING

Different Waste. Different Technology.

Industrial organic waste varies greatly in moisture, composition, contamination, quantity and biological characteristics. Grunix Recycling therefore follows a waste-to-resource approach rather than using a single treatment method for every waste stream.

Our Potential Recycling & Recovery Pathways

Biological, thermal, and valorization pathways tailored per material stream

Characterize → Evaluate → Recover / Treat
Black Soldier Fly Bioconversion
Pathway 01

BLACK SOLDIER FLY BIOCONVERSION

Organic Waste → BSF Larvae → Recovered Biomass + Residual Material

Suitable biodegradable food and agro-industrial waste can potentially be processed using Black Soldier Fly larvae.

Potential applications include suitable:
  • Food-processing waste
  • Fruit and vegetable residues
  • Selected agricultural residues
  • Certain compatible organic by-products
Resource Recovery

Organic Waste → Biological Conversion → Biomass + Residue

The process can produce larval biomass and residual organic material, subject to feedstock suitability and applicable regulations.
Industrial Composting
Pathway 02

INDUSTRIAL COMPOSTING

Organic Waste → Controlled Aerobic Decomposition → Compost

Composting is one of the most practical ways to recycle suitable biodegradable industrial and commercial organic waste.

Potential feedstocks include:
  • Food-processing residues
  • Vegetable and fruit waste
  • Garden waste
  • Agricultural residues
  • Plant-based organic materials
  • Other suitable biodegradable materials
The resulting compost can potentially be used as an organic soil amendment when it meets applicable quality and regulatory requirements.
Vermicomposting
Pathway 03

VERMICOMPOSTING

Stabilized Organic Material → Earthworms → Vermicompost

Suitable pre-processed organic material can be further processed using earthworms. Vermicomposting provides a biological pathway for converting suitable organic material into vermicompost.

Potential Outputs:
Vermicompost + Earthworm Biomass
This technology can complement conventional composting as part of an integrated resource-recovery system.
Anaerobic Digestion
Pathway 04

ANAEROBIC DIGESTION

Wet Organic Waste → Anaerobic Digestion → Biogas + Digestate

Large quantities of suitable, high-moisture organic waste can potentially be processed through anaerobic digestion.

Potential feedstocks include selected:
  • Food-processing waste
  • Organic industrial residues
  • Agricultural residues
  • Dairy-related organic waste
  • Other biodegradable wet waste
Resource Recovery

Organic Waste → Biogas + Digestate

Biogas can potentially be utilized for energy generation, while digestate may undergo further treatment or recovery depending on its characteristics.
Biochar Production
Pathway 05

BIOCHAR PRODUCTION

Dry Biomass → Controlled Thermal Processing → Biochar

Suitable dry agricultural and plant-based residues can potentially be converted into biochar through controlled thermal processing.

Potential feedstocks include:
  • Agricultural residues
  • Bagasse
  • Rice husk
  • Sawdust
  • Wood/plant residues
  • Other suitable biomass
Biochar can have applications in soil and environmental management depending on its properties and applicable standards.
Mushroom Substrate Recycling
Pathway 06

MUSHROOM SUBSTRATE RECYCLING

Agricultural Biomass → Mushroom Cultivation → Spent Mushroom Substrate → Further Recycling

Certain agricultural and plant-based residues can serve as substrates for mushroom cultivation.

The circular model:

Residue → Production → Spent Substrate → Composting

This provides an opportunity to extract additional value from agricultural biomass before returning the remaining material to the resource-recovery cycle.
Agricultural Residue Recycling
Pathway 07

AGRICULTURAL RESIDUE RECYCLING

Agricultural and agro-processing industries generate significant quantities of biomass. Instead of treating suitable residues as waste, Grunix Recycling can evaluate pathways such as:

• Composting
• Vermicomposting
• Biochar production
• Mushroom substrate
• Biomass utilization
• Anaerobic digestion
• Biological conversion
Residue → Recovery → Useful Resource
Co-Composting and Waste Blending
Pathway 08

CO-COMPOSTING & BLENDING

Different Compatible Streams → Balanced Feedstock → Better Processing

Some organic waste streams have complementary characteristics (e.g. carbon vs moisture). Compatible materials can be blended for biological efficiency.

This can improve:
  • Moisture balance & Aeration
  • Carbon-to-nitrogen balance
  • Biological activity & Efficiency
• All waste streams must be evaluated before blending.
Biological Treatment and Fermentation
Pathway 09

BIOLOGICAL TREATMENT & FERMENTATION

Certain organic residues can be subjected to biological pre-treatment or fermentation processes.

Biological treatment may help:
  • Break down complex organic matter
  • Stabilize waste
  • Improve subsequent processing
  • Recover useful biological resources
The selected process depends on the characteristics and intended end use of the material.
Waste Specific Planning

Find the Right Pathway for Your Waste

Tell us about your waste and our team can evaluate the possible management and resource-recovery options.

Request a Waste Assessment