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Neutral Weatherability Silicone Sealant for Window
US$0.70-1.45
2,400 Pieces
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Silicone, Silicone RubberSize
260ml, 280ml.300ml/PCModel NO.
FBSMN90Package
24PCS/CTNMeas
28.2X19.5X23.5cmShelf Life
9 MonthsRaw Material
SiliconeAppearance
GelForm
GelType
Silicone SealantSeal Tape Usage
EngineeringState
NonfluidMildew Proof
Not Mildew ProofBonding Material
GlassTransport Package
300ml/PC, 24PCS/CTNSpecification
SGS. GMP, ISOTrademark
FIRM BONDOrigin
ChinaHS Code
35061000Production Capacity
1000ctns/DayKey features
Long Service Life: At least 10 years of durable performance with excellent aging-resistant ability.
Excellent Adhesion: Perfect bonding to glass, aluminum, concrete, wood, ceramics, and many building materials.
Versatile Applications: Ideal for glass curtain walls, stone walls, aluminum panels, doors, windows, and sunroofs.
Superior Weatherability: High-grade neutral cured sealant with excellent UV resistance and insulation properties.
Easy Application: One-component RTV formula requiring no primer for immediate use on clean surfaces.
Low Shrinkage: Non-sagging formula ensures smooth extrusion and minimal shrinkage after curing.
OEM/ODM Services: Customization available for private labels and special requests based on customer samples.
Competitive Pricing: Stable quality and cost-effective solutions supported by 20 years of production history.
Company profile

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2013-07-10Nearest Port: Qingdao, GuangzhouAverage Response Time: ≤11.35hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, FCA, EXW
AI-Powered supplier vetting
SummaryChangsha Firm Bond New Material Co., Ltd. is identified as a China-based manufacturer/factory and group corporation specializing in polyurethane foam, silicone sealant, adhesives, and related products. The supplier reports ISO 9001 certification, more than 10 production lines, 11–20 R&D engineers, 11–20 quality-control staff, and annual polyurethane foam output of 40,000,000 pieces. It states that production began more than 20 years ago and exporting began in 2013. The supplier offers OEM, private-label, and ODM services, and describes one-stop sourcing, technical support, and after-sales service. However, the available trade records show only one transaction associated with each of two buyer entries, so customer-case depth and commercial track record cannot be fully established. The records also show differing locations for the company and production facilities, which may reflect separate administrative and manufacturing sites.
Supplier typeThe supplier is identified as a manufacturer/factory and group corporation, while its company nature is also recorded as a trading company. It has a registered company address in Changsha and reported production bases in Linyi and Foshan, indicating a mixed manufacturing and trading structure with multiple locations.
CertificationsThe supplier explicitly reports holding ISO 9001 certification for its management systems. This provides direct evidence of a formal quality-management certification.
After-Sales capabilityThe supplier states that it provides thoughtful after-sale service and one-stop sourcing support for adhesive and sealant products. The information demonstrates a stated service commitment, but does not detail response procedures, service coverage, or performance metrics.
R&D capabilityThe supplier describes innovation as a continuing focus and reports 11–20 R&D engineers. It also states that its factory has produced polyurethane foam for more than 20 years, supporting established technical experience, although no specific patents, new product launches, or measurable innovation outcomes are provided.
Production capacityThe supplier reports more than 10 production lines, annual polyurethane foam output of 40,000,000 pieces, and two production bases for polyurethane foam and silicone sealant. It also describes 10 automatic production lines and in-house iron-can printing and production, providing explicit evidence of substantial manufacturing infrastructure.
Customization capabilityThe supplier explicitly offers OEM, private-label, and ODM services according to customer requests and samples. This directly supports the ability to provide customized products and branding solutions.
Product Q&A
Q:How to choose the right silicone sealant for use?
A:
For glass and windows, choose general purpose acetic or neutral silicone sealant. For structural with high movement, choose structural silicone sealant. For outdoors, choose weatherproof silicone sealant. For kitchen and bathroom, choose anti-fungus silicone sealant. For most building material, choose neutral silicone.
Q:How to judge the quality?
A:
After cure, the more flexible, clean color, stronger adhesive to substrates, and no cracks indicate good quality.
Q:How to get samples?
A:
Tell us your purpose for the silicone used, we will recommend the suitable one, and send you the samples.
Q:What is the basic certificate for import silicone sealant?
A:
MSDS
Send Inquiry
*To:
Changsha Firm Bond New Material Co., Ltd.
Changsha Firm Bond New Material Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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