Products

Interior Wall Putty Powder

YR-8800-02
Brand:YongRong

Product origin:Guangdong, China
Delivery time:7-10days
Supply capacity:5Tons/day

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Product Description
Guangdong Yongrong New Building Materials Co., Ltd.'s Yongrong brand YR-8800-02 anti-mildew and water-resistant interior wall putty powder uses nano-silver ion antibacterial technology and a water-repellent agent formula to achieve an inhibition rate of ≥99% against common molds, 96-hour water resistance, no powdering, zero formaldehyde, and outstanding environmental performance. It is especially suitable for wall base treatment in humid environments and provides efficient anti-mildew and water-resistant interior wall putty powder solutions. Customers are welcome to contact Yongrong manufacturer to purchase, wholesale, or supply high-quality interior wall putty powder products.
Product Parameter

Product Feature
I. Product Introduction
Yongrong Anti-Mold and Water-Resistant Interior Wall Putty Powder is a wall base treatment material made from high-quality heavy calcium carbonate powder, white cement, and high-molecular polymers, with added functional additives such as nano-silver ion antibacterial agents and water-repellent agents. Its core function is to effectively inhibit mold growth in humid environments, while also possessing excellent water resistance, providing a solid foundation for wall coatings.



II. Product Features
1. Highly Effective Mold Prevention: Utilizes nano-silver ion antibacterial technology, achieving an inhibition rate of ≥99% against common molds such as Aspergillus niger and Aspergillus flavus, passing the JIS Z 2801 antibacterial test.
2. Superior Water Resistance: Water resistance reaches 96 hours without powdering or cracking, meeting the "Water-Resistant Type (Type N)" requirements of GB/T 23455-2009 standard.
3. Environmentally Friendly and Safe: Zero formaldehyde, zero VOCs, certified by the China Environmental Label Product Certification (Ten-Ring Certification), suitable for sensitive locations such as children's rooms and hospitals.
4. Easy Application: Single-component dry powder packaging; simply mix with water before use. It has strong adhesion and can be directly applied to cement, gypsum board, and other substrates.



III. Application Scenarios (Scenario-Based Solutions)
Scenario Type | Typical Application | Core Needs
Damp Areas | Toilets, Kitchens, Basements, Bathrooms | Long-term water resistance, mildew and bacteria prevention
Public Spaces | Hospital Wards, School Classrooms, Libraries, Hotel Corridors | High environmental friendliness, scrub resistance
Residential Areas | Bedrooms, Living Rooms, Studies | Base leveling, improving coating adhesion





IV. Technical Reference
Item | Index Requirements | Implementation Standard
Water Resistance | No powdering or cracking after 96 hours of immersion | GB/T 23455-2009
Mildew Resistance Grade | Grade 0 (No visible mold growth) | JIS Z 2911-2012
Compressive Strength | ≥3.0MPa | GB/T 1768-2006
Fineness | ≤45μm | GB/T 1345-2005

V. Construction System
Coating Material | Thickness | Dosage | Application Method
Substrate Treatment | Interface Agent | 0.1mm | 0.15-0.2kg/㎡ | Roller/Spray
Putty Layer | Yongrong Anti-mildew and Water-resistant Interior Wall Putty Powder | 1-2mm | 1.5-2.0kg/㎡ | Apply (2-3 coats)
Sanding Layer | Sandpaper (240-320 grit) | - | - | Mechanical Sanding


VI. Color and Packaging
● Color Options: White, Gray
● Packaging Specifications: 25 kg/bag (Yongrong yellow standard laminated bag)


VII. Construction Guidelines
1. Surface Preparation
Cleanliness: Free from oil stains and dust, moisture content ≤10%.
Repair: Fill cracks with joint compound, level holes with cement mortar.
2. Putty Application
Mixing: Mix powder to water at a ratio of 1:0.25-0.3 (by weight), let stand for 5 minutes, then mix again.
Application: Use a stainless steel scraper, each coat ≤1mm thick, with an interval of 24 hours.
3. Sanding: After the Yongrong interior wall putty powder is completely dry (approximately 48 hours), sand it until the surface is smooth.





VIII. Precautions

● Environmental Requirements: Application temperature 5-35℃, humidity ≤85%. Avoid application in rainy or condensing conditions.
● Curing: The interior wall putty powder layer needs to cure for at least 7 days before subsequent paint application.
● Storage: Store in a cool, dry place. Shelf life is 12 months. Once opened, seal tightly and use within one month.

IX. Safety and Storage
● Safety Precautions: Wear a dust mask during application to avoid inhaling dust. If it gets into eyes, rinse immediately with water and seek medical attention.
● Environmental Protection Tips: Discarded packaging should be recycled separately. Do not pour leftover putty powder down the drain.

X. Application Tools
● Application Tools: Stainless steel scraper, mixer, sandpaper (240-320 grit), level.
● Testing Tools: Moisture content tester, coating thickness gauge.

Note: The product performance and application information listed above were obtained under specific experimental conditions. However, actual application environments vary widely and are not subject to our constraints. If you have any questions, please contact Guangdong Yongrong New Building Materials Co., Ltd. We reserve the right to revise the product manual without further notice.
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