What is the expansion rate of the gasket?

The gasket expands 10-60 times its original size upon fire exposure to seal gaps effectively.

Is the material odorless and eco-friendly?

Yes, it is made from pure virgin resin with no harmful additives and has a low odor with no irritating smell.

What are the typical applications for this seal?

It is typically used for fire doors, windows, cables, ducts, pipes, elevator shafts, and HVAC systems.

Multi-Layer Structure Odorless Graphite Fireproof Gasket for Elevator Shaft Fire Sealing

Name: Multi-Layer Structure Odorless Graphite Fireproof Gasket for Elevator Shaft Fire Sealing
Brand: Hebei Punaier Sealing Materials Co., Ltd
SKU: 1993325151

Hebei, ChinaHebei Punaier Sealing Materials Co., Ltd

US$0.10-0.50

500 Meters

Product specifications

Specification

Sample price:US$0.25/meter.Request sample

Product profile

Customization

Available

Compressive Strength

20 Mpa

Expansion Rate

10X-60X on Fire Exposure

Model NO.

Non-Adhesive Intumescent Fire Seal Strip

Material

Expandable Graphite + Resin + Flame Fillers

Temperature Range

70-250℃

Product Name

Non-Adhesive Intumescent Fire Seal Strip

Keywords

Non-Adhesive Fire Seal Strip

Shape/Profile

Custom Shapes and Profiles Available

Density

1.49g/Cm³

Initial Expansion Temperature

160°C

Odor

Low Odor, No Irritating Smell

Installation Type

Non-Adhesive, Clamping Compatible

Hardness Options

Soft & Hard Grades Customizable

Expansion Grade

High/Low Options Customizable

Typical Uses

Fire Doors, Windows, Cables, Ducts, Pipes

Transport Package

Carton Packaging / Pallet Packaging

Specification

Standard Specifications or Customized

Trademark

ANPUTER

Origin

Hebei, China

HS Code

4016931000

Production Capacity

Over One Million Meters Per Year

Key features

High Expansion Sealing: Rapidly expands 10-60x under heat to effectively block flames and smoke.

Eco-Friendly & Odorless: Made from pure virgin resin with no harmful additives or irritating odors.

Fully Customizable: Custom widths, thicknesses, shapes, grades, and expansion ratios available.

Stable Performance: Expanded body remains stable under heat without crumbling or turning to ash.

Wide Application Scope: Ideal for fire doors, elevator shafts, HVAC ducts, and cable trays.

High Compressive Strength: Features 20 Mpa compressive strength for durable fire sealing performance.

Versatile Installation: Non-adhesive design compatible with clamping for flexible installation.

Manufacturer Direct: Direct factory support with integrated industry and trade services.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Hebei Punaier Sealing Materials Co., Ltd

Hebei, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2024-01-01Nearest Port: Tianjin, QingdaoAverage Response Time: ≤0.72hTerms of Payment: T/T, LC, PayPalInternational Commercial Terms(Incoterms): CIF, FOB, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering 3D software design and broad customization services. Its business scope covers surface functional materials, doors and windows, metal and hardware products, graphite and carbon products, chemical products, and bearings. Production-related equipment includes cutting, extrusion, granulation, and mixing machines, with inventory capability and stated one-month lead times in both peak and off-season periods. Quality processes include product inspection by packing staff, quality assurance, raw-material traceability, and documented corrective-action and complaint-handling procedures. However, the supplier has no available SDK, no valid manufacturing-capacity contract with related subcontractors, no overseas agents, branches, warehouse, or showroom, and no stated participation in offline trade shows. Certification possession, financial strength, and customer cases are not sufficiently evidenced.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier. Its stated business scope includes surface functional materials, doors and windows, metal products, hardware, graphite and carbon products, chemical products, and bearings, indicating a diversified industrial materials and products focus.

After-Sales capabilityThe supplier has documented procedures and records for corrective and preventive actions, customer complaint handling, and supplier-service assessment. These records support a defined service-management process, but the slices do not provide direct evidence of after-sales performance outcomes.

Production capacityThe listed equipment covers cutting, extrusion, granulation, and mixing, and the supplier reports in-stock capability and one-month average lead times in both peak and off-season periods. However, it has no valid contract with related subcontractors for manufacturing capacity, which limits confirmation of broader or outsourced production reliability.

Customization capabilityThe supplier explicitly offers flexible, minor, full, design-based, and sample-based customization, together with 3D software design services. This provides direct evidence of broad customization capability.

Product Q&A

Q:Are you a factory or a trader?

We are a manufacturer integrating industry and trade. Welcome to visit our company.

Q:Can I add my LOGO to the product?

We support on-demand customization, including LOGO customization, color customization, appearance size customization, etc.

Q:What payment methods do you support?

We support T/T, Western Union, PayPal, cash, etc. The details can be negotiated.

Q:What are your modes of transportation?

We usually choose the appropriate mode of transportation (sea, air, land) according to the conditions of the goods, or we can choose the mode of transportation according to your requirements.

Q:How can I get an accurate quotation?

You can first send your specific demand information and product pictures, and we will customize a solution for you according to your needs and inform you of the specific price.