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Light Self-Leveling Primary Deck Covering Type DKY-8

Product Introduction
It is formulated by mixing ultra-early strength special cement, water-based quick-setting binder, high-strength wear-resistant materials and special additives. It has good flow performance, rapid curing molding, strong adhesion to the substrate, and smooth surface after molding. It is used as an automatic leveling dressing on ships, offshore platforms and various steel decks covering.
Product Structure Type
Product Specifications
Density
1200kg/m3
Flexural strength
≥5MPa
Compressive strength
8MPa
Initial set time
50min
Final set time
6h
Thermal conductivity
≤1.2W/m.k
Fluidity
φ130min
Impact resistance
No crack or separation
Low spread flame, smoke and toxicity.
Accord with IMO.FTPC Part 2,5
◇ Packing and Usage
Material name
Packing
Usage13mm
Powder
18kg/bag
1 bag/m²
Surfactants
5 kg/keg
50m²

Stirring Method
   The surfactant is evenly applied to the base surface, and the self-leveling can only be applied after the primer is fully dry, and the time is more than 2 hours, and the maximum is 24 hours.
Self-leveling construction: pour 1 self-leveling package into the barrel and add about 4.2kg of clean water for full stirring and mixing until a fine and non-agglomerated slurry fluid is produced, the stirring time is about 1.5-5 minutes, and it is automatically leveled after pouring into the base surface, and the scraper or defoaming roller is used to remove air bubbles and further control the construction thickness and flatness.
One set can lay 10mm thickness gauge 1.3 square meter.
Construction Technology
   The steel deck must be kept flat on the base, and the flatness of the steel deck needs to be between ±2mm within 2m before the self-leveling dressing can be applied, otherwise the amount of dressing will be greatly different and need to be supplemented.
Steel decks that are not epoxy primed shall be free of dust, oil and moisture, and shall be derusted according to the St2 rust removal standard in CB 3230; Steel decks with epoxy primers must be cleaned to be dust-free, oil-free and moisture-free.
The hull should be leveled as much as possible, and the inclination of the boat should be controlled1º, which meets the construction requirements of self-leveling dressings.
The boundary of the construction area is separated by self-adhesive isolation material to avoid self-leveling flowing into other areas in the later stage, and strive to evenly and comprehensively cover the interface layer during construction.
Ventilation and direct sunlight must be prohibited for 3-5 hours when applying deck dressings.
During self-leveling, the amount of material is controlled in time to reach the required thickness, which can be adjusted using scrapers or defoaming rollers.
 
Attentions
At normal temperatures, the setting time is about 6 hours. But as the change of environmental temperature and humidity, the setting time will be a little shorter or longer.
The place of storing should be at a cool, ventilated place in avoidance of being exposed to the rain or strong sunshine. It is forbidden to damp the materials.
 The appropriate temperatures are between 5~30℃. If the environmental temperature is higher or lower than those above mentioned, the necessary measures to cool or warm should be taken.
Quality guarantee period is 6 months.
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