Why should we choose Runtai?

Runtai is one of the biggest manufacturers in China, with products complying with American and European standards, supplying Fortune Top 500 enterprises in over 50 countries.

What is the curing time for this sealant?

The standard curing time is 24-48 hours, with a tack-free time of less than 3 hours.

Is the sealant mildew proof?

Yes, the product is mildew proof, making it suitable for environments where hygiene and resistance to mold are important.

Superior Weatherproof Silicone Sealant for Windows and Doors

Name: Superior Weatherproof Silicone Sealant for Windows and Doors
Brand: Jiangsu Runtai Sealant Industry Co., Ltd
SKU: 2095822112

Jiangsu, ChinaJiangsu Runtai Sealant Industry Co., Ltd

US$0.38-0.68

100 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Chemical Composition

Silicone Sealant

Curing Time

Standard Curing: 24-48 Hours

Mildew Proof

Usage

Construction, Industrial Manufacturing

OEM

Available

Shelf Life

12 Months

Package

Plastic Cartridge or Sausages

Material

Silicone

Certificate

ISO9001,ISO14001

Color

Black,White, Clear and Customized Color

Transport Package

Carton Packing

Specification

300ml/590ml, 24 pieces/ctn

Trademark

Ruentec

Origin

Jiangsu China

HS Code

3506000000

Production Capacity

46000000pieces/Year

Key features

Superior Weather Resistance: Excellent resistance to UV, ozone, aging, and extreme temperatures for long-lasting durability.

Strong Adhesion Without Primer: Forms excellent bonds with glass, aluminum, marble, and granite without requiring a primer.

Mildew Proof Formula: Resists mildew growth, ensuring clean and hygienic seals in humid environments.

Customized Color Options: Available in Black, White, Clear, and customized colors to match any design requirement.

OEM and Private Label Service: Supports OEM/private label services with free design assistance and small MOQ options.

High Extrudability: Easy to use with high extrusion property (402 ml/min) and good thixotropy for efficient application.

Eco-Friendly and Safe: Neutral curing, no pollution to the environment, and non-corrosive to building materials.

Energy Efficiency Boost: Blocks drafts and moisture for doors and windows, reducing noise and improving insulation.

Company profile

Cooperated with Fortune 500Customization from SamplesStandardized quality controlOEM Services

Jiangsu Runtai Sealant Industry Co., Ltd

Jiangsu, 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: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.53h

AI-Powered supplier vetting

SummaryThe supplier operates in sealants, sealing materials, synthetic materials, chemical products, hardware, and related technical services. It reports ISO 9001:2015 certification, quality-control procedures, complaint and corrective-action procedures with records, in-stock capability, valid manufacturing contracts with associated subcontractors, and an auto production line. Its R&D profile includes five engineers, new products in the past year, ODM, OEM for popular brands, and multiple customization modes. Evidence also shows cooperation with Fortune 500 companies and repeat buyers accounting for 50%–80% of customers. Limitations include no SDK, overseas warehouse, overseas showroom, overseas agents or branches, and no stated implementation of AI-supported sustainable-development management. Financial credibility cannot be determined from the provided slices because only reporting years are listed, without financial performance or balance-sheet figures.

Supplier typeThe supplier is a manufacturer and seller of sealants, sealing fillers, fireproof and high-performance sealing materials, synthetic materials, and related chemical and hardware products. It also provides technical services, maintains inventory capability, has manufacturing contracts with associated subcontractors, and holds self-operated import/export rights.

CertificationsThe supplier reports holding an ISO 9001:2015 management-system certificate. This is explicit evidence of certification relevant to quality management.

After-Sales capabilityThe supplier has documented corrective and preventive action procedures, complaint-handling procedures with follow-up records, and in-stock capability. However, it reports no overseas agents or branches, overseas warehouse, or overseas showroom, which limits demonstrated overseas service coverage.

R&D capabilityThe supplier reports five R&D engineers, new products launched in the past year, new-material technology R&D, and ODM capability. It does not have an available SDK and reports that it has not established an AI model for big-data processing and management decision support.

Production capacityEvidence includes seal manufacturing in the business scope, quality-control assurance, uniformly followed finished-product inspection instructions, valid contracts with associated subcontractors, inventory capability, and an auto production line. These points explicitly support operational manufacturing capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, demonstrating a broad stated customization offering.

Client casesThe supplier reports OEM service for popular brands, cooperation with Fortune 500 companies, participation in the Mosbuild offline trade show, and repeat-buyer preference of 50%–80%. These are explicit customer and market-experience indicators, although no customer names or case details are provided.

Product Q&A

Q:Are you a manufacturer?

Yes, we are a manufacturer with 2 factories covering around 50,000 square meters and a production capacity of over 30,000 tons per year, supporting on-time delivery.

Q:Do you provide OEM or private label services?

Yes, we offer OEM and private label services, including free design support and small MOQ for private label sealants.

Q:Can I get a free sample?

Yes, we offer free samples for clients. Please contact us with your requirements, and we will recommend suitable samples.

Q:What are the benefits of becoming a distributor?

We support distributors by providing technical know-how, training sales teams and dealers, and helping you become stronger and better in the market.

Q:What other products does Runtai offer?

Runtai provides a one-stop solution including PU Foam, Silicone Sealant, Acrylic Sealant, PU Sealant, MS Sealant, Spray Paint, Water Based Adhesive, Zero Nail Construction Adhesive, Marble Glue, and Epoxy Resin.