Our aquarium-grade glass cullet achieves 99.9% impurity-free content through advanced processing that removes heavy metals, sharp edges, and contaminants—exceeding NSF/ANSI 61 standards for drinking water system components.
| Quantity: | |
|---|---|
Name | Glass crumb |
Size | 4-6 mesh/6-8 mesh/10-20 mesh/16-30 mesh |
Color | Golden Yellow, Black, Brown, Grey, White, Beige |
Application | Fish tank, Bonsai, Paving |
Quality | Top Grade |
Application | Courtyard, Office Building, Decoration |
Sourced from pharmaceutical-grade recycled glass, each batch undergoes rigorous leach testing to ensure <0.001ppm heavy metal release, providing a safe environment for fish, invertebrates, and plants. With 40-45% post-consumer recycled content, this substrate supports sustainable aquarium practices without compromising water quality or animal health.
The defining feature of our aquarium glass cullet is its pharmaceutical-grade purity, with specialized processing that eliminates lime deposits and alkaline components that could alter water chemistry. Independent testing confirms pH-neutral performance (maintaining 6.5-7.5 pH in most water conditions), preventing sudden water parameter shifts that stress aquatic life. The cullet's inert composition won't decompose or release organic compounds, eliminating ammonia spikes common with organic substrates. Unlike natural gravel that may harbor bacteria in porous surfaces, our non-porous glass particles reduce nitrate buildup and require less frequent deep cleaning. Each particle undergoes tumbling to remove sharp edges, preventing injury to delicate fish fins and bottom-dwelling species.
The uniform 3.35-4.75mm particle size creates ideal interstitial spaces that promote water flow while retaining beneficial bacteria colonies essential for biological filtration. This structured porosity prevents compaction that leads to anaerobic zones and toxic gas buildup in substrate layers. Water flow testing shows 20-30% better circulation compared to standard aquarium gravel of similar size, reducing dead spots where waste accumulates. The cullet's smooth surface minimizes debris trapping while allowing plant roots to penetrate and access nutrients. This balance of water movement and stability creates healthier environments for sensitive species like shrimp and nano fish.
Available in 12 specialized aquatic colors including crystal clear, ocean blue, and natural riverbed hues, our glass cullet transforms aquarium aesthetics while remaining naturalistic. The material's 85-90% light transmission creates stunning light refraction effects that illuminate aquatic plants and highlight fish coloration. Unlike painted substrates that chip or fade, our color infusion process ensures 100% color penetration throughout each particle, maintaining vibrancy for 5+ years without leaching dyes. The uniform particle distribution creates seamless substrate beds that enhance aquascape designs, from minimalist layouts to complex planted aquariums.
In planted tanks, 4-6 Mesh High Purity Glass Cullet provides an ideal anchor for root systems while allowing nutrient-rich water to circulate to plant roots. It supports carpet plants like dwarf hairgrass and Monte Carlo that require stable substrate without compaction. The neutral pH properties create optimal conditions for sensitive plants such as Amazon swords and cryptocorynes that suffer in alkaline substrates. aquascapers utilize colored varieties to create depth illusions, with darker cullet enhancing light penetration to lower plant layers in deep aquariums.
Community aquariums housing tetras, guppies, and rasboras benefit from the cullet's smooth texture that prevents fin damage during schooling activities. The substrate's stability creates secure environments for bottom-dwellers like corydoras catfish that sift through substrate in search of food. Breeders appreciate the non-toxic composition that provides safe spawning grounds for egg-laying species, with the light-reflective properties making it easier to monitor developing fry. The material's inert nature ensures compatibility with community tank staples like snails and shrimp that are sensitive to water chemistry changes.
Reef aquariums utilize the cullet's purity for creating stable bases under live rock structures, with the pH-neutral properties supporting delicate coral environments. The non-porous surface prevents phosphate accumulation that fuels unwanted algae growth in reef systems. Nano reef tanks benefit from the precise particle size that creates natural-looking sand beds without the clouding issues of finer substrates. The material's chemical stability makes it compatible with calcium reactors and other reef maintenance equipment, maintaining consistent water parameters critical for coral health.
Biotope enthusiasts recreate specific aquatic environments using color-matched cullet varieties, from African rift lake setups with white sand simulations to blackwater Amazon replicas using dark substrate. The material's ability to maintain water chemistry fidelity helps replicate natural habitats for species like discus that require specific conditions. Paludariums (aquatic-terrestrial setups) use the cullet in submerged sections, where its weight prevents erosion into terrestrial zones while maintaining clear water conditions.
Store 4-6 Mesh High Purity Glass Cullet in food-grade plastic containers with airtight lids to prevent contamination from dust, chemicals, or organic materials. Maintain storage temperature between 15-25°C with relative humidity below 60% to prevent moisture-related clumping. Keep containers elevated at least 300mm above floor level and away from potential sources of chemical contamination, including fertilizers, cleaning supplies, or metal storage racks that could cause rust transfer. Never store cullet in containers that previously held chemicals, detergents, or petroleum products.
Handle aquarium glass cullet with nitrile gloves to prevent oil transfer from skin that can create water film issues in aquariums. Use dedicated plastic scoops for measuring—never use tools that have contacted soil, metals, or chemicals. Before aquarium introduction, rinse cullet with dechlorinated water using a fine mesh strainer until water runs clear, typically requiring 3-5 rinses for new material. Avoid excessive agitation during rinsing to prevent particle breakage. For large aquariums, prepare substrate in small batches to maintain cleanliness during installation.
Properly stored glass cullet maintains aquarium safety for 3+ years from production date, with no degradation in purity or structural integrity. Label containers with production date and color variety to implement first-in, first-out usage. Inspect material before use for any signs of contamination, discoloration, or particle size irregularities—discard any material showing these issues. For bulk storage, use opaque containers to prevent UV exposure that can affect color stability in dyed varieties. After opening, reseal containers immediately and use remaining material within 6 months to ensure maximum purity for sensitive aquatic environments.
Name | Glass crumb |
Size | 4-6 mesh/6-8 mesh/10-20 mesh/16-30 mesh |
Color | Golden Yellow, Black, Brown, Grey, White, Beige |
Application | Fish tank, Bonsai, Paving |
Quality | Top Grade |
Application | Courtyard, Office Building, Decoration |
Sourced from pharmaceutical-grade recycled glass, each batch undergoes rigorous leach testing to ensure <0.001ppm heavy metal release, providing a safe environment for fish, invertebrates, and plants. With 40-45% post-consumer recycled content, this substrate supports sustainable aquarium practices without compromising water quality or animal health.
The defining feature of our aquarium glass cullet is its pharmaceutical-grade purity, with specialized processing that eliminates lime deposits and alkaline components that could alter water chemistry. Independent testing confirms pH-neutral performance (maintaining 6.5-7.5 pH in most water conditions), preventing sudden water parameter shifts that stress aquatic life. The cullet's inert composition won't decompose or release organic compounds, eliminating ammonia spikes common with organic substrates. Unlike natural gravel that may harbor bacteria in porous surfaces, our non-porous glass particles reduce nitrate buildup and require less frequent deep cleaning. Each particle undergoes tumbling to remove sharp edges, preventing injury to delicate fish fins and bottom-dwelling species.
The uniform 3.35-4.75mm particle size creates ideal interstitial spaces that promote water flow while retaining beneficial bacteria colonies essential for biological filtration. This structured porosity prevents compaction that leads to anaerobic zones and toxic gas buildup in substrate layers. Water flow testing shows 20-30% better circulation compared to standard aquarium gravel of similar size, reducing dead spots where waste accumulates. The cullet's smooth surface minimizes debris trapping while allowing plant roots to penetrate and access nutrients. This balance of water movement and stability creates healthier environments for sensitive species like shrimp and nano fish.
Available in 12 specialized aquatic colors including crystal clear, ocean blue, and natural riverbed hues, our glass cullet transforms aquarium aesthetics while remaining naturalistic. The material's 85-90% light transmission creates stunning light refraction effects that illuminate aquatic plants and highlight fish coloration. Unlike painted substrates that chip or fade, our color infusion process ensures 100% color penetration throughout each particle, maintaining vibrancy for 5+ years without leaching dyes. The uniform particle distribution creates seamless substrate beds that enhance aquascape designs, from minimalist layouts to complex planted aquariums.
In planted tanks, 4-6 Mesh High Purity Glass Cullet provides an ideal anchor for root systems while allowing nutrient-rich water to circulate to plant roots. It supports carpet plants like dwarf hairgrass and Monte Carlo that require stable substrate without compaction. The neutral pH properties create optimal conditions for sensitive plants such as Amazon swords and cryptocorynes that suffer in alkaline substrates. aquascapers utilize colored varieties to create depth illusions, with darker cullet enhancing light penetration to lower plant layers in deep aquariums.
Community aquariums housing tetras, guppies, and rasboras benefit from the cullet's smooth texture that prevents fin damage during schooling activities. The substrate's stability creates secure environments for bottom-dwellers like corydoras catfish that sift through substrate in search of food. Breeders appreciate the non-toxic composition that provides safe spawning grounds for egg-laying species, with the light-reflective properties making it easier to monitor developing fry. The material's inert nature ensures compatibility with community tank staples like snails and shrimp that are sensitive to water chemistry changes.
Reef aquariums utilize the cullet's purity for creating stable bases under live rock structures, with the pH-neutral properties supporting delicate coral environments. The non-porous surface prevents phosphate accumulation that fuels unwanted algae growth in reef systems. Nano reef tanks benefit from the precise particle size that creates natural-looking sand beds without the clouding issues of finer substrates. The material's chemical stability makes it compatible with calcium reactors and other reef maintenance equipment, maintaining consistent water parameters critical for coral health.
Biotope enthusiasts recreate specific aquatic environments using color-matched cullet varieties, from African rift lake setups with white sand simulations to blackwater Amazon replicas using dark substrate. The material's ability to maintain water chemistry fidelity helps replicate natural habitats for species like discus that require specific conditions. Paludariums (aquatic-terrestrial setups) use the cullet in submerged sections, where its weight prevents erosion into terrestrial zones while maintaining clear water conditions.
Store 4-6 Mesh High Purity Glass Cullet in food-grade plastic containers with airtight lids to prevent contamination from dust, chemicals, or organic materials. Maintain storage temperature between 15-25°C with relative humidity below 60% to prevent moisture-related clumping. Keep containers elevated at least 300mm above floor level and away from potential sources of chemical contamination, including fertilizers, cleaning supplies, or metal storage racks that could cause rust transfer. Never store cullet in containers that previously held chemicals, detergents, or petroleum products.
Handle aquarium glass cullet with nitrile gloves to prevent oil transfer from skin that can create water film issues in aquariums. Use dedicated plastic scoops for measuring—never use tools that have contacted soil, metals, or chemicals. Before aquarium introduction, rinse cullet with dechlorinated water using a fine mesh strainer until water runs clear, typically requiring 3-5 rinses for new material. Avoid excessive agitation during rinsing to prevent particle breakage. For large aquariums, prepare substrate in small batches to maintain cleanliness during installation.
Properly stored glass cullet maintains aquarium safety for 3+ years from production date, with no degradation in purity or structural integrity. Label containers with production date and color variety to implement first-in, first-out usage. Inspect material before use for any signs of contamination, discoloration, or particle size irregularities—discard any material showing these issues. For bulk storage, use opaque containers to prevent UV exposure that can affect color stability in dyed varieties. After opening, reseal containers immediately and use remaining material within 6 months to ensure maximum purity for sensitive aquatic environments.
