How should silicone sealant be stored?

Store in a cool, dry place, away from direct sunlight and freezing temperatures. Unopened products typically have a shelf life of 9-12 months. Always follow the manufacturer's storage guidelines.

What is the difference between acetoxy and neutral silicone sealant?

Acetoxy silicone cures quickly and is suitable for non-porous materials like glass and ceramic, but may corrode metals. Neutral silicone is slower curing but offers better adhesion and is safer for metal, concrete, and sensitive materials.

Can silicone sealant be removed after curing?

Yes, but removal requires cutting, scraping, or using a commercial silicone remover. It does not peel off easily once fully cured.

Can silicone sealant be used for structural glazing or curtain walls?

Only specially formulated structural silicone sealants should be used for structural glazing. These products are tested for high adhesion, tensile strength, and weather resistance, and usually require certification.

Trusted Sealing Solutions for Every Surface Seal with Expertise Choose Silicone Expert Sealant

Name: Trusted Sealing Solutions for Every Surface Seal with Expertise Choose Silicone Expert Sealant
Brand: Hangzhou Dachuang Kehua New Material Co., Ltd.
SKU: 2111316532

Zhejiang, ChinaHangzhou Dachuang Kehua New Material Co., Ltd.

US$100.00

10,000 Square Meters

Sample price:US$3.00/piece.Request sample

Product profile

Customization

Available

Material

Organic Silicone

Application

Household, Medical, Industrial, Agricultural

Model NO.

glue

Certification

ISO, REACH, RoHS

Transport Package

Carton + Pallet

Specification

customized

Trademark

Dachuang Kehua

Origin

China

HS Code

3910000000

Production Capacity

1000000 Sqm/Week

Key features

100% Waterproof Seal: Forms a strong, watertight barrier to block moisture infiltration in all weather conditions.

Excellent Adhesion: Bonds well to glass, metal, ceramic, concrete, plastic, wood, and other common substrates.

Flexible & Crack-Resistant: Maintains elasticity over time, accommodating joint movement without cracking or shrinking.

UV & Weather Resistant: Withstands sunlight, rain, snow, and temperature extremes without degradation or discoloration.

Mold & Mildew Resistant: Ideal for high-moisture areas such as kitchens, bathrooms, and outdoor joints.

Fast Curing: Simple to apply with a caulking gun; fast skin-over and curing time for quick project completion.

Certified Quality: ISO, REACH, RoHS, UL, and IATF 16949 certified for safety and reliability.

Company profile

High Repeat Buyers ChoiceFast Delivery100% Finished Products InspectionQuality Assurance

Hangzhou Dachuang Kehua New Material Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 Years CertifiedNearest Port: Shanghai Port; Ningbo PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier is presented as a large-scale integrated roof production enterprise in Zhejiang, with scientific research, production, marketing, consulting, installation, and sales capabilities. It reports five production lines, in-stock capacity, standardized finished-product inspection instructions, quality assurance, and lead times within 15 workdays in both peak and off-peak seasons. The supplier supports sample-, design-, full-, minor-, and flexible customization, and offers 3D design, ODM, and OEM services. Innovation evidence includes new products during the past year, but no available SDK is reported. Key limitations include no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, showroom, agent, or branch, and no overseas service countries reported. Complaint handling, corrective-action, and supplier-assessment procedures exist but lack written records. No certification information or verifiable customer cases is provided.

Supplier typeThe supplier identifies as a professional technical supplier and as a large-scale integrated roof production enterprise covering research, production, marketing, consulting, installation, and sales services. Its stated representative title is "Roof Tiles Manufacturer," supporting classification as a manufacturer with technical and service capabilities.

After-Sales capabilityThe supplier reports no overseas warehouse, showroom, agent, or branch, and lists zero countries where overseas services are offered. It does have a customer-complaint procedure, but no written records, so after-sales execution and international coverage are limited or unverified.

R&D capabilityThe supplier reports professional technical R&D capability, at least one new product during the past year, and ODM services. However, it explicitly has no available SDK, so innovation capability is supported for product development and design but not for SDK-based integration.

Production capacityThe supplier lists multiple production machines, five production lines, in-stock capacity, standardized finished-product inspection instructions, quality assurance, and stated lead times within 15 workdays in both peak and off-peak periods. However, it has no valid manufacturing-capacity contract with related subcontractors, creating a documented capacity-governance weakness.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides 3D software design, ODM, and OEM services, indicating broad product-development and customization coverage.

Product Q&A

Q:What is silicone sealant used for?

Silicone sealant is a flexible, waterproof adhesive commonly used for sealing joints, gaps, and seams in construction, automotive, sanitary, and industrial applications. It adheres well to materials like glass, metal, ceramic, and plastic.

Q:What surfaces can silicone sealant be applied to?

Silicone sealant adheres to a wide range of substrates, including glass, aluminum, steel, tile, plastic (some types), concrete, and wood. For best results, the surface should be clean, dry, and free of grease or dust.

Q:How long does silicone sealant take to cure?

Curing time varies by formula and environmental conditions. Typically, it becomes tack-free within 10-60 minutes and fully cures in 24-72 hours. High-temperature or low-humidity environments may affect curing time.

Q:Is silicone sealant waterproof?

Yes, once cured, silicone sealant forms a durable, waterproof barrier. It's commonly used in kitchens, bathrooms, windows, roofs, and exterior joints.

Q:Can silicone sealant be painted over?

Most silicone sealants are not paintable. If paintability is required, consider using paintable hybrid sealants or select specially formulated paintable silicones.

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Trusted Sealing Solutions for Every Surface Seal with Expertise Choose Silicone Expert Sealant