Is the silicone seal strip fire resistant?

Yes, the seals are manufactured from silicone which is flame resistant, self-extinguishing, and non-toxic.

What is the hardness of the silicone seal?

The hardness ranges from 40 to 80 Shore A, or 50-90 Shore A depending on the specific requirement.

Waterdrop Shape Door Frame Smoke Isolation Fire Retardant Silicone Seal Strip

Name: Waterdrop Shape Door Frame Smoke Isolation Fire Retardant Silicone Seal Strip
Brand: Hebei Changlian Rubber and Plastic Products Co., Ltd
SKU: 2117162462

Hebei, ChinaHebei Changlian Rubber and Plastic Products Co., Ltd

US$0.90-3.90

500 Meters

Sample price:US$0.01/meter.Request sample

Product profile

Customization

Available

Material

Silicone Rubber

Application

Door Frames, Window Sashesapartment, Home.Office.H

Model NO.

Customized

Effect

Dustproof

Cross-Section Shape

Customized

Color

Grey,White,Black,Brown,Red

Shape

Custom Shape

Performance

Waterproof,Weather,Anti-Aging.Anti-Dust

Function

Fire Resistant

Quality

High Quality

Hardness

40 - 80 Shore a

Technology

Extrusion Microwave Vulcanization

Transport Package

Plastic Bag + Carton Box

Specification

Customizable

Trademark

Changlian

Origin

Hebei Qinghe

HS Code

3926909090

Production Capacity

50000PCS/Year

Key features

Fire Retardant Silicone: Self-extinguishing, non-toxic, and flame resistant silicone rubber material.

Custom Shape Available: Cross-section shape can be customized to meet specific door frame requirements.

Multi-Color Options: Available in Grey, White, Black, Brown, and Red to match various decors.

Weather & UV Resistant: Unaffected by sunlight, ozone, UV rays, fungus, and mildew for long life.

20+ Years Experience: Professional manufacturer with over 20 years of experience in rubber parts.

Versatile Application: Suitable for steel fire doors, timber doors, windows, and sliding doors.

Flexible Customization: Supports full customization, minor customization, and customization from samples.

High Quality Assurance: 100% visual and function inspection with experienced R&D team support.

Company profile

Standardized quality controlProduction Process VisualizationManagement CertificationFull Customization

Hebei Changlian Rubber and Plastic Products Co., Ltd

Hebei, 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: 6 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤2.83h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization and OEM/ODM capabilities, with documented procedures for finished-product inspection, service assessment, corrective actions, and complaint handling. Production evidence includes rubber-processing, testing, machining, and extrusion equipment, plus 100% finished-product inspection and three quality inspectors. However, the supplier reports no overseas warehouse, showroom, agents or branches, and no offline trade-show participation. It also lacks raw-material traceability, reported no new products in the past year, and has no SDK. Financial information is insufficient for a credibility judgment. Certification details are incomplete, identifying only “Others.”

Supplier typeThe supplier has exported goods for six years and accepts multiple international quotation and payment terms. It provides OEM and ODM services, but reports no overseas warehouse, showroom, agents, branches, or offline trade-show participation; therefore, it is evidenced primarily as an export-oriented manufacturer rather than an overseas-service provider.

After-Sales capabilityWritten procedures and followed records exist for service assessment, corrective and preventive actions, and customer complaints. However, the supplier has no overseas service facilities or representatives, and the number of countries offering overseas services is stated as zero, limiting direct overseas support.

R&D capabilityThe supplier offers design customization and ODM services, but reports no new products during the past year and no available SDK. It also states that it has not established an AI model for data-driven decision management, indicating limited documented recent innovation activity.

Production capacityThe supplier lists extensive rubber-processing, extrusion, machining, testing, and vulcanization equipment. It performs 100% finished-product inspection, employs three quality inspectors, and reports lead times within 15 working days in both peak and off-season, providing explicit evidence of production and quality-control capacity.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. It also provides ODM services and OEM services for popular brands, demonstrating broad documented customization capability.

Product Q&A

Q:Why choose us?

We are a factory with over 20 years of manufacturing experience and an experienced R&D team. We can produce according to your requirements with high quality and reasonable prices.

Q:Do you provide samples? Is it free or extra?

Yes, we can provide samples free of charge, but the buyer has to pay the freight.

Q:What is your terms of payment?

If the payment is less than or equal to 1000 USD, 100% of the payment shall be made. If the payment is greater than 1000 USD, 30% of the payment shall be paid in advance, and the balance shall be paid before delivery.

Q:How long is your delivery time?

Generally, it is 5-10 days if the goods are in stock. If the goods are not in stock, it is 15-20 days, depending on the quantity.

Q:What products can you buy from us?

We offer rubber extrusion, rubber seal strips, plastic seal strips, door seals, rubber gaskets, molded rubber parts, and rubber hoses.