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Yes, the product meets ISO and CE standards.

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Culvert Mandrel Formwork Culvert Concrete Making Rubber Airbag

Name: Culvert Mandrel Formwork Culvert Concrete Making Rubber Airbag
Brand: Hengshui Jingtong Rubber Co., Ltd.
SKU: 774078995

Hebei, ChinaHengshui Jingtong Rubber Co., Ltd.

US$350.00

50-499 Pieces

US$300.00

500-999 Pieces

US$200.00

1,000-4,999 Pieces

US$80.00

5,000+ Pieces

Sample price:US$350.00/piece.Request sample

Product profile

Customization

Available

Condition

New

Certification

ISO9001

Model NO.

JT354SDF

Usage

Tunnel, Bridge, Culvert

Material

Natural Rubber

Shape

Oval

Type

Jingtong Rubber Culvert Concrete Rubber Airbabag

Dimension

1.5*10m

Hardness (Shore a)

55±5 (Nr), 60±5 (EPDM/NBR)

Usageway

Culvert/ Precast Beam Construction

Working Inflation Pressure

0.015~0.20MPa

Reusable Times

≥200 Cycles

Temperature Range

-20℃~+80℃ (Standard), -30℃~+90℃ (Custom)

Fittings

Brass Inflation Valve, Safety Relief Valve, Liftin

Transport Package

Pallet with Film

Specification

ISO/CE

Trademark

HengJingGong

Origin

China

HS Code

40169990

Production Capacity

10000PCS Per Month

Key features

High Durability & Reusability: Designed for 60-80 reuses with high-quality rubber and fiber reinforcement.

Superior Pressure Resistance: Withstands concrete pressure without deformation using fiber-reinforced layers.

Easy Demolding Process: Deflates and contracts quickly for simple removal from concrete cavities.

Versatile Application Scope: Used in bridges, culverts, water tanks, and hollow concrete floors.

Customizable Dimensions: Acceptable special sizes and shapes to meet specific project requirements.

Advanced Manufacturing Process: Available via cold bonding or hot-press vulcanization for seamless construction.

Wide Temperature Adaptability: Operates effectively within a temperature range of -10 to +80 degrees Celsius.

Comprehensive OEM/ODM Support: Offers full customization, minor customization, and sample-based design options.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceExperienced TeamPatents Awarded

Hengshui Jingtong Rubber 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: 10 Years CertifiedNearest Port: Tianjin Port,Qingdao PortAverage Response Time: ≤5.44h

AI-Powered supplier vetting

SummaryThe supplier is identified as a factory and limited company with associated companies, offering a broad range of bridge, rubber, sealing, and customized products. It reports 10 production lines, defined product output, six to ten quality-control staff, and export experience of 10 years, with exports representing 41%–50% of total sales. The supplier provides extensive customization and ODM services and reports new products during the past year. However, no supplier-management-system certification is reported, and its service-capability procedures lack written records for assessment and corrective/preventive actions. Complaint handling has a clear procedure with follow-up records. The supplier has no overseas warehouse, showroom, agent or branch, or offline trade-show participation. Financial credibility cannot be assessed from the available non-financial information.

Supplier typeThe supplier is explicitly classified as a factory and limited company, with associated companies and manufacturing as the industry of those companies. This supports direct manufacturing status rather than a trading-only profile.

CertificationsThe supplier-management-system certification field is explicitly reported as NIL. No certification evidence is provided for this field, indicating a stated lack of supplier-management-system certification.

After-Sales capabilityThe supplier has a clear customer-complaint handling procedure with follow-up records, which is positive evidence for after-sales issue management. However, assessment and corrective/preventive-action procedures have no records, so the service system is only partially documented.

R&D capabilityThe supplier reports new products during the past year and provides ODM services, indicating active product-development capability. However, it reports no available SDK, which limits evidence of software-development or integration capability.

Production capacityThe supplier is a factory operating 10 production lines, with six to ten quality-control staff and stated output across rubber culvert balloons, seismic isolation bearings, waterstops, and expansion joints. It also reports inspection instructions that are uniformly followed, supporting established production and quality-control operations.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization, including made-to-order products with complex profiles and different materials. It also provides ODM services, demonstrating broad customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of at least one customer-case category. No customer names, project details, volumes, or independently verifiable case documentation are provided.

Product Q&A

Q:What is the main material of the airbag?

It is manufactured from high-strength synthetic rubber, often blended with natural rubber, and reinforced with fiber materials like polyester or nylon.

Q:How many times can the airbag be reused?

High-quality molds can be reused 60-80 times, or approximately 10 times depending on the specific design and maintenance conditions.

Q:Can the size and shape be customized?

Yes, special sizes and shapes are acceptable, and we offer full, minor, and flexible customization options.

Q:What are the standard dimensions?

The standard dimension is 1.5*10m, but custom dimensions are available upon request.

Q:What is the lead time for production?

The average lead time is within 7 workdays for both peak and off-peak seasons.