How can you guarantee the quality?

We have rigorous quality test system, from raw materials to finished products, the materials must be checked and signed by QC people.

Yes, Generally, MOQ is 3000pcs.

Can I visit to your factory?

Welcome. Please let me know your trip plan, we would like pick you up and book hotel for you.

Factory Wholesale Black Neutral Environmental Structural Silicone Sealant

Name: Factory Wholesale Black Neutral Environmental Structural Silicone Sealant
Brand: Shanghai Junbond Building Material Co., Ltd.
SKU: 923105145

Shanghai, ChinaShanghai Junbond Building Material Co., Ltd.

US$1.66

1,000-4,999 Pieces

US$1.56

5,000-9,999 Pieces

US$1.46

10,000+ Pieces

Sample price:US$1.66/piece.Request sample

Product profile

Customization

Available

Application

Construction

Bonding Function

Structural Adhesive

Model NO.

JB9800

Color

Black

Composition

Organic Material

Morphology

Paste

Property

Acetic

Character

Fast Cure and Environmental

Product Packaging

Cartridge

Qty of Each Carton

Material

Silicone

Classification

Room Curing

Characteristic

Weatherability

CAS No.

7085-85-0

Formula

Mixture

EINECS

230-391-5

Main Agent Composition

Silicone

Transport Package

Carton

Specification

300ml

Trademark

junbond

Origin

China

HS Code

3506100010

Key features

Structural Application: Ideal for large curtainwall projects and insulating glass sealing.

Neutral Curing Formula: Non-corrosive to metal, glass, concrete, and marble.

Excellent Weatherability: Superior resistance to harsh weathering conditions.

No Primer Required: Provides excellent adhesion to most building materials without primer.

Fast Cure Speed: Acetic type ensures rapid curing for efficient projects.

OEM Service Available: Production available under your own brand name.

Rigorous Quality Control: Strict inspection system from raw materials to finished products.

Company profile

Shanghai Junbond Building Material Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Full Customization, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Shanghai / Ningbo PortAverage Response Time: ≤9.65h CertifiedTerms of Payment: T/T, LC, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a Shanghai-based trading company operating in wholesale and retail, with a business scope covering chemical products, sealing fillers, construction waterproofing, insulation and soundproofing materials, hardware, and related import/export activities. It reports ISO9001, ISO14001, ISO45001, national construction silicone rubber certification, and national high-tech enterprise certification. Service procedures, corrective actions, and complaint-handling records are documented, although the approved-supplier list lacks approval signatures or dates. The supplier has no overseas warehouses, showrooms, agents or branches, and no offline trade-show participation. It offers sample-based and full customization but reports no new products in the past year, no ODM service, and no SDK. Production scale claims come from company descriptions of affiliated factories and are not fully aligned with the registered company type. Customer cases and financial performance evidence are insufficient...

CertificationsThe company states that all Junbond products have passed ISO9001, ISO14001, ISO45001, and national certification for the construction silicone rubber industry, and that it holds national high-tech enterprise certification. These are explicit certifications or qualifications reported in the company description.

After-Sales capabilityThe supplier has written procedures and followed records for service-capability assessment, corrective and preventive actions, and customer complaint handling. However, it reports no overseas warehouse, showroom, agent or branch, and no overseas service countries, limiting evidence of localized after-sales support.

R&D capabilityThe supplier reports no new products during the past year, no ODM service, and no available SDK. Although it offers customization, these explicit limitations do not demonstrate product-development or technical-platform strength.

Customization capabilityThe supplier explicitly offers customization from samples, full customization, and flexible customization. These stated service options directly support a positive assessment of customization capability.

Product Q&A

Q:How can I get the price?

We usually quote within 24 hours after we get your inquiry (Except weekend and holidays). If you are very urgent to get the price, please email us or contact us in other ways so that we can offer you a quote.

Q:Can I buy samples placing orders?

Yes. Please feel free to contact us.

Q:What is your lead time?

It depends on the order quantity and the season you place the order. Usually we can ship within 7-15 days for small quantity, and about 30 days for large quantity.

Q:What is your payment term?

T/T, Western Union, L/C, and Paypal. This is negotiable.

Q:Can you provide OEM service?

Yes, we can produce under your own brandname.