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Sv313 Weatherproof Self-Leveling PU Elastic Joint Polyurethane Sealant for Concrete
US$2.00
1,000-4,999 Pieces
US$1.89
5,000-9,999 Pieces
US$1.75
10,000+ Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableApplication
Automobile, Construction, Fiber & Garment, Footwear & Leather, Packing, WoodworkingBonding Function
Liquid Sealing LeakModel NO.
SV313Color
GreyComposition
Organic MaterialMorphology
Self LevelingMaterial
PolyurethaneClassification
Room CuringMain Agent Composition
Polyurethane ElastomerCharacteristic
WeatherabilityPromoter Composition
Curing AgentCAS No.
7085-85-0Transport Package
CartonSpecification
600mlTrademark
SIWAYOrigin
ChinaProduction Capacity
500000/YearKey features
Odorless and Eco-Friendly: Safe for builders with no harmful emissions during application.
Superior Weather Resistance: Excellent waterproof and weatherproof capacity for outdoor durability.
Chemical and Oil Resistance: Bright color resistant to oil, acid, alkali, puncture, and chemical corrosion.
High Elongation and Flexibility: Suitable for minor slopes with over 800% elongation and self-leveling properties.
Strong Bonding Capability: Super-bonding without cracks on concrete, wood, metal, PVC, and glass.
Wide Application Range: Ideal for roads, airports, wharves, roofs, and industrial floors.
Fast Curing Speed: Tack-free time within 3 hours and curing speed of 3-5mm per 24 hours.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2016-07-04Nearest Port: ShanghaiAverage Response Time: ≤10.03hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW
AI-Powered supplier vetting
SummaryShanghai Sunway Curtain Material Co., Ltd. is identified as both a trading company and manufacturer/factory in China, supplying silicone sealants, adhesives, polyurethane foam, and related construction chemicals. The available evidence indicates established operations since 2005, export activity since 2016, broad international market coverage, ISO 9001 and ISO 14001 certifications, and substantial stated production resources, including multiple production lines, quality-control staff, and R&D engineers. However, the slices contain no sufficient evidence of after-sales service processes, customization arrangements, or specific customer cases. Production figures are inconsistent across the provided descriptions, so capacity should be verified before reliance.
Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory. Its factory is stated to be in Quzhou, Zhejiang, while the company is registered and addressed in Shanghai; the company description also identifies it as a silicone sealant manufacturer founded in 2005.
CertificationsThe supplier explicitly reports ISO 14001 and ISO 9001 certification for its management systems. These certifications support environmental and quality-management capability, although the slices do not provide certificate numbers, validity dates, or scope.
R&D capabilityThe supplier reports 11–20 years of R&D engineer experience, eight product series with more than 30 varieties, and applications spanning construction, automotive, machinery, electronics, electrical appliances, and solar photovoltaic products. These details support product-development breadth, but no specific patents, new-product achievements, or R&D outcomes are stated.
Production capacityThe supplier reports silicone sealant productivity of 100,000 tons, eight production lines, 21–30 quality-control staff, a factory in Zhejiang, and lead times of within 15 workdays off-peak and one month during peak season. Another company description states 12 automated production lines and annual capacity of 20,000 tons, creating a material inconsistency that should be verified, although the overall evidence still indicates established manufacturing capability.
Product Q&A
Q:What materials can this sealant bond to?
A:
It bonds excellently to concrete, wood, metal, PVC, ceramics, carbon fiber, glass, epoxy floors, and various paint surfaces.
Q:Is the sealant safe for indoor use?
A:
Yes, it is odorless, eco-friendly, and causes no harm to the builder during application.
Q:What is the curing speed of the product?
A:
The curing speed is 3-5 mm per 24 hours according to HG/T 4363-2012 standards.
Q:Can this sealant be used for oil refineries?
A:
Yes, it is suitable for sealing leakage in oil refineries, chemical plants, and industrial floors.
Q:What is the hardness of the cured sealant?
A:
The hardness is at least 15 Shore A as per GB/T 531-2008 standards.
Send Inquiry
*To:
Shanghai Sunway Curtain Material Co., Ltd.
Shanghai Sunway Curtain Material Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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