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Sodium Methyl Silicate Waterproof Agent for Pms pH Adjust Agent for Coating
US$1.80
12,500 kg
Sample price:US$0.00/kg.Request sample
Product profile
Customization
AvailableAppearance
LiquidUsage
Waterproofing Agent for Building Material MaterialModel NO.
Silway 713Color
Transparent LiquidSample
YesSolid Content (90 Min at 150 ℃, %)
30Active Content, %
19Specific Gravity (25/25 ℃)
1.25Solvent
WaterUsage 1
Pre-Impregnation of Construction MaterialsUsage 2
Hydrophobic ImpregnationUsage 3
Gypsum Wallboards and Gypsum FiberboardsUsage 4
Construction MaterialsUsage 5
Boards & PanelsStorage
Storage in Closed ContainersShelf Life
12 MonthsAfter-Sales Service
24 Hours Online ServiceTransport Package
1250kg Drums or According to Customer Request.Specification
potassium methylsilicateTrademark
HZsilwayOrigin
Zhejiang, ChinaProduction Capacity
100tons/MonthKey features
Waterproof & Breathable: Penetrates substrate to reduce water absorption while maintaining breathability.
Eco-Friendly Formula: Water-based system with low VOC, non-flammable and environmentally friendly.
Long-Lasting Protection: Greatly improves substrate service life by preventing freeze-thaw spalling.
Clear Appearance: Colorless and non-yellowing, preserving the natural look of the material.
Fast Curing: Forms insoluble water-resistant treatment within 24 hours via CO2 reaction.
Versatile Application: Suitable for bricks, sandstone, limestone, ceramics, and gypsum boards.
Online Support: Provides 24 hours online after-sales service for customer assistance.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2017-01-01Nearest Port: SHANGHAIAverage Response Time: ≤3.69hTerms of Payment: T/T, Alibaba payInternational Commercial Terms(Incoterms): FOB, CFR, CIF, DAP, CIP
AI-Powered supplier vetting
SummaryHangzhou Silway New Material Technology Co., Ltd. is identified as a China-based limited company operating as both a trading company and manufacturer/factory, with chemical products focused on silicone additives, water repellents, release agents, antifoams, and related agricultural and industrial applications. It reports three production lines and annual productivity of 1,000 tons each for silicone adjuvants and water repellents. The supplier states that it has exported since 2017, derives 51%–70% of sales from exports, and holds self-managed import/export rights. Its stated R&D engineer experience and quality-control staffing are each below five, while its descriptions emphasize technological innovation and internal management. No certifications, after-sales capabilities, customization services, or detailed customer case studies are provided. Trade records show one transaction associated with each of two buyers, but these records are limited and do not establish broad customer performance.
Supplier typeThe supplier is identified as both a trading company and manufacturer/factory, while another record classifies it as a trading company. It is a limited company based in Hangzhou, Zhejiang, China, and operates in chemical-related trade.
R&D capabilityThe supplier explicitly states a long-term commitment to silicone innovation, science and technology, technological innovation, and improving market competitiveness. However, the reported total experience of R&D engineers is below five, and no patents, laboratories, or developed-project evidence is provided.
Production capacityThe supplier reports three production lines and annual productivity of 1,000 tons for silicone adjuvants plus 1,000 tons for water repellents. These stated production resources and capacities provide explicit evidence of manufacturing capability.
Client casesTwo trade records associate the supplier with one buyer in Uzbekistan and one buyer in Vietnam, with one transaction recorded for each. These entries provide limited evidence of customer activity but do not establish a broad, documented customer portfolio or successful case history.
Product Q&A
Q:What is the active content percentage?
A:
The active content is 19%.
Q:How should the product be diluted before use?
A:
It is usually diluted to a concentration of 3 percent solids or less prior to application.
Q:What is the shelf life of the product?
A:
The shelf life is 12 months when stored in closed containers.
Q:How long does it take to cure?
A:
It reacts with carbon dioxide in the air to form a water-resistant treatment within 24 hours.
Q:What are the main advantages of this water repellent?
A:
It is low VOC, water-based, greatly improves substrate life, and offers excellent waterproof performance with good weather resistance.
Send Inquiry
*To:
Hangzhou Silway New Material Technology Co., Ltd.
Hangzhou Silway New Material Technology Co., Ltd.*Content:
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