Self-Leveling Polymer Modified Mortar Mixture Suitable for Commercial Office Backfill

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Product Description

Basic Info.
Model NO.
K30
Function
Moisture-proof, Wear-resistant
Type
Pre-mixed Mortar
Compressive Strength
About 15-18 MPa After 28 Days
Flexural Strength
About 6 MPa After 28 Days
Fire Resistance
A1
Consumption
1.2kg/M²/mm
Drying Time
About 24-48 Hours
Specification
25kg/bag
Product Description

The Gypsum-based K30 self-leveling compound is an exquisite blend, meticulously crafted to perfection. This innovation combines premium special slurry with ultra-fine aggregates, harmoniously integrated with renowned polymer spray-dried powder resin. Enhanced by additional environmentally friendly additives, this compound represents the pinnacle of self-leveling technology. It offers unparalleled fluidity and exceptional plasticity, making it the ultimate choice for a flawless self-leveling foundation.

Application Scope

This versatile high-performance concrete is perfect for a wide range of applications, including home renovation projects, where it provides flawless primary leveling. It's ideal for underfloor heating backfill, ensuring efficient and uniform heat distribution. Additionally, its exceptional properties make it a top choice for commercial office backfill, delivering robustness and resilience.

Product Advantages
  • Unparalleled Fluidity: Outstanding self-leveling capabilities for seamlessly smooth surfaces.
  • Zero Shrinkage: Innovative micro-expansion system ensures no shrinkage and rapid drying.
  • Crack Resistance: Allows for flexible construction thickness control catering to diverse project demands.
  • Moisture Defiance: Designed to resist degradation and significantly extend flooring longevity.
  • Sustainability: Eco-friendly and pollution-free concrete with no adverse public impact.
Technical Data
Parameter Standard Specification
Mixing ratio25kg: 10L-11L
Dry power densityAbout 1.2kg/L
Drying timeAbout 24-48 hours
Consumption1.2kg/m²/mm
Compressive strength~6 MPa (1 day) / 15-18 MPa (28 days)
Flexural strength~2 MPa (1 day) / 6 MPa (28 days)
Fire resistance ratingA1
Thickness Range3mm to 30mm
Subfloor Preparation

1. Meticulous Cleaning: Remove all oil stains, dust, loose debris, and outdated coatings.

2. Surface Sanding: Sand uneven ground to eliminate loose concrete and impurities.

3. Dry Base: Ensure the base is impeccably dry and entirely free of puddles.

4. Priming: Use appropriate interface treatment agents for absorbent or non-absorbent surfaces to enhance adhesion.

Construction Work

Water-to-Ingredient Ratio: 41%-44%. Pour 10L of water into a container, gradually add 25kg of compound, and mix until lump-free.

Application: Use a notched trowel to control thickness. While the compound sets, use a defoaming roller to expel entrapped air. Pump delivery capacity of 20-40 L/min is recommended for large areas.

Important Notes & Storage
  • Temperature: Construction environment should be between 5°C to 30°C.
  • Precision: Adhere strictly to the water-to-material ratio specified.
  • Pot Life: Apply within 20 minutes once mixed to prevent premature solidification.
  • Safety: Prevent contact with eyes or skin during application.
  • Curing: Shield the surface from heavy impacts or water exposure during the curing phase.
  • Transportation: Store in a dry, cool environment; prevent compression during transport.
Frequently Asked Questions
What is the recommended thickness for K30?
The K30 compound supports a single application thickness ranging from 3mm to 30mm, catering to both delicate and robust construction needs.
How long does it take for the compound to dry?
The typical drying time is between 24 and 48 hours, depending on the environment and thickness of the application.
Can K30 be used with underfloor heating systems?
Yes, it is ideal for underfloor heating backfill, providing efficient and uniform heat distribution across the surface.
Is the product environmentally safe?
Yes, the K30 self-leveling compound is designed to be eco-friendly and pollution-free, ensuring a safe solution for both residential and commercial projects.
What happens if I add more water than recommended?
Deviating from the specified water-to-material ratio may compromise the material's integrity, strength, and overall performance. Always follow the guidelines.

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