Description
Product Overview
Fritz Pak Slick Pak II Concrete Pump Primer is engineered to enhance the flow characteristics of concrete during pumping operations. The formulation is a water‑soluble, polymer‑based additive that integrates seamlessly into standard concrete mixes, providing a lubricating film that reduces friction between the aggregate particles and the pump’s internal surfaces. Each package contains sixty 8‑ounce bags, delivering a total of 480 ounces of primer that can be measured and added on‑site with minimal effort. The product is manufactured in the United States under strict quality‑control protocols, ensuring consistent performance batch after batch. Technical specifications include a bulk density of approximately 33 pounds per case, a shelf life of 24 months when stored in a cool, dry environment, and compatibility with all common cement types, admixtures, and aggregate grades. The primer’s low‑viscosity profile allows it to dissolve quickly, eliminating the need for pre‑mixing or extended waiting periods before pumping can commence.
Usage
Designed for professional contractors, concrete pump operators, and on‑site construction crews, Slick Pak II is suitable for a wide range of applications, from high‑rise building foundations to bridge deck pours and precast element fabrication. The additive is added directly to the concrete batch at a rate of approximately 0.5 % by weight of the total mix, though exact dosing may be adjusted based on specific project requirements, ambient temperature, and desired pump distance. By incorporating the primer early in the mixing process, the concrete retains its workability longer, allowing for extended pump runs of up to 300 feet without the typical loss of slump or increase in pressure. This capability is especially valuable in remote or high‑rise projects where pump lines must travel considerable distances. The product also helps mitigate common pump‑related issues such as pipe blockage, excessive wear on pump pistons, and premature seal failure, ultimately extending the service life of expensive pumping equipment.
Why Choose Us
Choosing Fritz Pak means selecting a brand with over four decades of experience in concrete chemistry and construction solutions. Our Slick Pak II primer is the result of extensive laboratory testing and field trials, guaranteeing that the additive delivers measurable improvements in pumpability while protecting equipment from abrasive wear. The formulation is free from hazardous solvents, complies with all relevant safety data sheet (SDS) regulations, and is packaged in recyclable paper bags to support sustainable construction practices. In addition, every purchase is backed by a dedicated technical support team that can provide on‑site assistance, dosage recommendations, and troubleshooting guidance. We stand behind our product with a satisfaction guarantee, offering replacement or credit if the primer does not meet the performance expectations outlined in the product literature. By partnering with Fritz Pak, contractors gain access to a reliable supply chain, consistent product availability, and a partner that understands the challenges of modern construction projects.
Key Features
- Improves concrete flow, allowing longer pump runs and reduced pressure buildup.
- Reduces wear on pump pistons and seals, extending equipment lifespan.
- Water‑soluble formulation mixes instantly, eliminating pre‑mix delays.
- Compatible with all standard cement types, admixtures, and aggregate sizes.
- Supported by a responsive technical service team and a satisfaction guarantee.
FAQ
How much Slick Pak II should I add to a typical concrete mix?
For most applications, add approximately 0.5 % of the total mix weight. Adjust the dosage based on pump distance, ambient temperature, and desired slump retention.
Is the primer safe for use with reinforced steel or fiber‑reinforced concrete?
Yes. The additive is chemically inert with respect to steel reinforcement and synthetic fibers, and it does not affect the curing process or final strength of the concrete.
Can I store the 8‑ounce bags for the full 24‑month shelf life?
When kept in a cool, dry location away from direct sunlight and moisture, the bags retain their effectiveness for up to two years. Always check the bag for any signs of moisture ingress before use.
Will using Slick Pak II affect the compressive strength of my concrete?
No. The primer is designed to be a performance‑enhancing additive without compromising the structural properties of the cured concrete. Laboratory tests have shown no measurable reduction in compressive strength when used at recommended dosages.
What equipment is required to apply the primer?
Only a standard concrete mixer is needed. The primer dissolves quickly in water, so you can add the measured amount of powder directly to the mixing water or to the already‑mixed concrete batch, then continue mixing as usual.






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