FISHSTONE Bottle-Pozz,40lb bag

Bottle Pozz™

Ultra-Fine White Glass Pozzolan for High-Performance Concrete

Bottle Pozz™ is a premium ultra-fine white glass pozzolan designed to enhance the performance of decorative concrete, GFRC, ECC, architectural precast, countertops, furniture, sinks, and specialty cementitious mixes. Combining the benefits of a micro-filler and a pozzolan in a single material, Bottle Pozz helps produce concrete that is stronger, denser, more durable, and capable of achieving exceptional surface finishes.

Manufactured to an exceptionally fine particle size, Bottle Pozz provides tremendous reactive surface area within the concrete matrix. This increased surface area allows the material to react more efficiently with calcium hydroxide generated during cement hydration, producing additional cementitious compounds that contribute to strength, durability, and long-term performance.

The ultra-fine particles also help fill microscopic voids between cement grains and other fine materials, improving particle packing, reducing permeability, and creating a denser matrix. The result is concrete with improved strength, reduced porosity, enhanced durability, and superior surface quality.

The bright white color makes Bottle Pozz an excellent choice for white concrete, integral pigments, decorative castings, countertops, furniture, sinks, and architectural applications where color consistency and appearance are critical.

Benefits

• Improves compressive and flexural strength
• Produces a denser, less permeable concrete matrix
• Enhances long-term durability
• Improves particle packing and matrix densification
• Reduces free lime and efflorescence potential
• Improves mold detail reproduction and surface finish
• Helps minimize pinholes and surface imperfections
• Excellent color stability for white and pigmented concrete
• Compatible with GFRC, ECC, mortars, overlays, and high-performance concrete mixes
• Can reduce overall cement consumption in properly designed mixes
• Contains no intentionally added crystalline silica

Technical Characteristics

Bottle Pozz is manufactured to an exceptionally fine particle size, creating tremendous reactive surface area within the concrete matrix. This ultra-fine particle distribution allows Bottle Pozz to contribute to both particle packing and pozzolanic activity, helping produce stronger, denser, and more durable concrete.

Unlike coarse mineral fillers that primarily occupy space, the ultra-fine particles in Bottle Pozz help fill microscopic voids between cement grains and aggregate particles while simultaneously participating in beneficial pozzolanic reactions. This dual-action mechanism helps reduce permeability, increase matrix density, improve surface quality, and enhance long-term durability.

The exceptionally high surface area provided by the ultra-fine particles allows Bottle Pozz to react efficiently with calcium hydroxide generated during cement hydration, forming additional calcium silicate hydrate (C-S-H), the primary strength-producing component of concrete.

The particle size distribution of Bottle Pozz allows it to occupy void spaces between cement particles that would otherwise remain unfilled, making it an effective tool for optimizing particle packing in high-performance concrete mix designs.

Key Characteristics

• Ultra-fine white powder
• High reactive surface area
• Bright white color ideal for decorative concrete applications
• Contributes to improved particle packing and matrix densification
• Enhances pozzolanic activity and long-term strength development
• Helps reduce permeability and improve durability
• Consistent particle size distribution
• Low water demand compared to many traditional pozzolans
• Amorphous (non-crystalline) glass structure
• Compatible with Portland cement, white cement, polymers, fibers, and common admixtures
• Suitable for decorative concrete, GFRC, ECC, architectural precast, repair mortars, and specialty cementitious composites

Typical Applications

• Concrete Countertops
• GFRC Panels and Architectural Cladding
• ECC Mixes
• Architectural Precast
• Furniture and Décor
• Sinks and Vessel Basins
• White Concrete
• Pigmented Concrete
• Repair Mortars and Overlays
• High-Performance Cementitious Composites

Recommended Dosage

Bottle Pozz is typically used at 5–25% of total cementitious materials by weight.

• 5–10%: Improved finish quality and density
• 10–20%: Enhanced strength and durability
• 15–25%: High-performance decorative and architectural concrete applications

Actual dosage will vary based on mix design, curing conditions, and performance requirements. Trial batching is always recommended.

Why Use Bottle Pozz?

Modern high-performance concrete relies on optimized particle packing and durable cement chemistry. Bottle Pozz contributes to both. The ultra-fine particles help fill microscopic voids within the matrix while the pozzolanic reaction converts calcium hydroxide into additional cementitious compounds. Together, these mechanisms help create stronger, denser, and more durable concrete with reduced permeability and improved aesthetics.

Whether you're producing GFRC panels, concrete countertops, architectural precast, decorative castings, furniture, sinks, or advanced cementitious composites, Bottle Pozz can help improve both performance and finish quality.

Frequently Asked Questions

What is Bottle Pozz?
Bottle Pozz is an ultra-fine white glass pozzolan used as a supplementary cementitious material (SCM) in concrete and cement-based products. It reacts with calcium hydroxide produced during cement hydration to create additional cementitious compounds that improve strength, density, durability, and long-term performance.

What does a pozzolan do in concrete?
A pozzolan reacts with calcium hydroxide released during cement hydration. This reaction produces additional calcium silicate hydrate (C-S-H), the primary strength-giving component in concrete. The result is a denser concrete matrix with improved strength, reduced permeability, and enhanced durability.

Why is Bottle Pozz so reactive?
Bottle Pozz is manufactured as an ultra-fine amorphous glass powder with a very high reactive surface area. The combination of fine particle size and reactive glass chemistry allows it to react efficiently with calcium hydroxide generated during cement hydration. This reaction forms additional cementitious compounds that contribute to strength, density, and durability.

Why is particle size important in a pozzolan?
The effectiveness of a pozzolan is heavily influenced by its fineness. Finer particles create more surface area for chemical reactions and help fill microscopic voids within the cement matrix. The ultra-fine particle size of Bottle Pozz contributes to improved particle packing, increased pozzolanic activity, reduced permeability, and enhanced long-term concrete performance.

How does Bottle Pozz improve particle packing?
Bottle Pozz contains ultra-fine particles that fit between larger cement and aggregate particles. This helps reduce void space within the concrete matrix, resulting in a denser mix with improved strength, reduced permeability, fewer surface defects, and enhanced durability. Improved particle packing is one of the key principles behind many modern high-performance concrete mix designs.

What are the benefits of using Bottle Pozz?
Bottle Pozz can help increase compressive and flexural strength, improve durability, reduce permeability, improve surface finish, reduce efflorescence potential, enhance mold detail reproduction, reduce pinholes, and improve long-term performance.

Is Bottle Pozz a cement replacement?
Yes. Bottle Pozz is commonly used as a partial replacement for Portland cement. Depending on the application and mix design, it is typically used at 5–25% of total cementitious materials by weight.

Can Bottle Pozz replace silica fume?
In many decorative concrete and GFRC applications, Bottle Pozz can be used as an alternative to silica fume or as part of a blended pozzolan system. It helps improve density, durability, and strength while often having less impact on workability.

Can Bottle Pozz replace metakaolin?
Bottle Pozz can often replace a portion or all of the metakaolin in many concrete mix designs. Compared to metakaolin, it generally has less impact on water demand and rheology while still contributing significant pozzolanic activity and durability improvements.

Does Bottle Pozz affect concrete color?
No. Bottle Pozz is bright white and particularly well suited for white concrete and integral pigment systems. Unlike darker supplementary cementitious materials, it will not significantly mute or alter concrete colors when used at recommended dosages.

Is Bottle Pozz good for GFRC?
Yes. Bottle Pozz is an excellent addition to GFRC mixes because it helps improve matrix density, durability, surface finish, and long-term performance. It can be used in both spray-up and premix GFRC systems.

Is Bottle Pozz suitable for concrete countertops?
Yes. Bottle Pozz is commonly used in concrete countertop mixes because it helps produce a denser surface, improves mold detail reproduction, reduces porosity, and contributes to improved durability.

Can Bottle Pozz help reduce pinholes?
Yes. By improving particle packing and matrix density, Bottle Pozz can help reduce surface defects and contribute to smoother, more refined concrete surfaces.

Can Bottle Pozz help reduce efflorescence?
Bottle Pozz can help reduce conditions that contribute to efflorescence by consuming calcium hydroxide and reducing permeability. While no pozzolan can completely eliminate efflorescence, it can be an effective component of an overall mitigation strategy.

Is Bottle Pozz compatible with polymers and admixtures?
Yes. Bottle Pozz is compatible with most acrylic polymers, styrene acrylic polymers, water reducers, superplasticizers, shrinkage reducers, fibers, and other admixtures commonly used in decorative concrete and GFRC applications.

Does Bottle Pozz contain crystalline silica?
Bottle Pozz contains no intentionally added crystalline silica and is often selected by manufacturers seeking alternatives to traditional silica-containing pozzolans. Always review the current SDS and follow appropriate safety practices when handling powdered materials.

What applications can Bottle Pozz be used in?
Bottle Pozz is suitable for GFRC, ECC, architectural precast, concrete countertops, furniture, sinks, vessel basins, white concrete, pigmented concrete, repair mortars, overlays, and other high-performance cementitious composites.