Best Caulk for Exterior Windows and Doors Waterproof Silicone Caulk

Name: Best Caulk for Exterior Windows and Doors Waterproof Silicone Caulk
Brand: Shanghai Junbond Building Material Co., Ltd.
SKU: 2003341265

Shanghai, ChinaShanghai Junbond Building Material Co., Ltd.

US$1.60

2,400-4,999 Pieces

US$1.40

5,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Color

Black

Material

Silicone

Model NO.

JB-9700

Applications

Curtain Wall Sealing

OEM

Support

Cetificate

ISO9001, ISO14001, ISO45001

Shelf Life

12 Months

MOQ

2400 Pieces

Characteristic

Waterproof

Classification

Bonding or Sealing

Model No.

Jb-9700

Package

Cartridge

Payment Term

Tt, L/C.Paypal

Main Agent Composition

Silicone

Feature

Fast Dry

Promoter Composition

Curing Agent

Weathering

Excellent

Type

Silicone Sealant

Seal Tape Usage

Engineering

State

Dynamic Seal

Mildew Proof

Bonding Material

Glass

After-sales Service

Yes

Seal Tape Kind

Neutral Silicone Sealant

Transport Package

24PCS/Carton

Specification

300ml

Trademark

Junbond

Origin

China

HS Code

3506100010

Production Capacity

50000 Cartons/Day

Key features

Excellent Weatherability: Neutral curing silicone sealant with excellent weatherability and resistance to displacement.

Strong Adhesion: Good adhesion to most building materials including glass, aluminum, steel, and ceramic.

Easy Application: Single component formula that is easy to apply and neutral curing, non-corrosive to substrates.

OEM Service Support: Supports OEM service; customers can produce under their own brand name with provided logo and design.

ISO Certified Quality: Products passed ISO9001, ISO14001, and ISO45001 certifications for quality and safety management.

Versatile Applications: Suitable for sealing windows, doors, curtain walls, and various indoor/outdoor decorative bonding.

Fast Sample Delivery: Sample order delivery time is normally 2 to 3 days, excluding public holidays.

Free Sample Available: Free samples are offered; clients only need to pay the delivery cost.

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: ≤9.80h 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.