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Excellent Weather Ability One Component Neutral Cure Dowsil Np for Window and Door Sealing
US$3.25
1,000-9,999 Pieces
US$3.05
10,000+ Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableColor
White Gray BlackMaterial
Composite MaterialsModel NO.
dow corning NP sealantThickness
3mmUsage
Commercial Doors, Exterior Doors, Garage Doors, Interior DoorsWidth
10mmShelf Life
12 MonthCartridge
300mlSausage
590mlCarton
24 Piece in One CartonOEM
YesSample
Free SampleType
SealantSeal Tape Usage
EngineeringState
Dynamic SealMildew Proof
Mildew ProofBonding Material
AluminumSeal Tape Kind
SiliconeTransport Package
CartridgeSpecification
300mlTrademark
SUNWAYOrigin
ChinaHS Code
3214109000Production Capacity
1000000Key features
Excellent Weather Resistance: Virtually unaffected by sunlight, rain, snow, and ozone for long-term durability.
Strong Adhesion: Excellent unprimed adhesion to glass, steel, masonry, and other porous/nonporous substrates.
Easy Application: One-component, ready-to-use formula with low string upon gunning and easy rheology.
Fast Curing: Cures at room temperature with a tack-free time of 28.8 minutes and full cure in 1-2 days.
Versatile Usage: Ideal for door/window sealing, expansion joints, and bonding glass, aluminum, and plastic.
Customization Options: OEM available with customizable shelf life, cartridge sizes, and packaging options.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2016-07-04Nearest Port: ShanghaiAverage Response Time: ≤10.39hTerms 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:Is this sealant suitable for outdoor use?
A:
Yes, it has excellent weather ability and is virtually unaffected by sunlight, rain, snow, and ozone, making it ideal for exterior applications.
Q:What materials can this sealant bond to?
A:
It offers excellent unprimed adhesion to a wide variety of materials including uncoated glass, galvanized steel, masonry, aluminum, plastic, and tile.
Q:Can I customize the packaging or get OEM service?
A:
Yes, OEM is available. You can customize cartridge sizes (300ml, 590ml), shelf life, and carton packaging.
Q:What are the payment terms?
A:
We accept LC, T/T, PayPal, Western Union, and Cash as terms of payment.
Q:What is the lead time for orders?
A:
Peak season lead time is one month, while off-season lead time is within 15 workdays.
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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