Q6: What certifications and test reports do you provide?

ISO 9001/14001/45001, RoHS compliant, CE (EN 681-3), and CNAS-accredited type inspection (Report A34915F202510224).

Q7: What environments is it suitable for and what is the service life?

Tunnels, subways, culverts, basements, and pipe penetrations; acid and alkali resistant with 50+ year permanent sealing performance.

Pz Type Hydrophilic Swelling Rubber Waterstop Bar for Underground Construction Sealing.

Name: Pz Type Hydrophilic Swelling Rubber Waterstop Bar for Underground Construction Sealing.
Brand: Hengshui Jingtong Rubber Co., Ltd.
SKU: 2313711815

Hebei, ChinaHengshui Jingtong Rubber Co., Ltd.

US$0.90

2,000-19,999 Meters

US$0.30

20,000+ Meters

Product specifications

Color

Size

Sample price:US$20.00/meter.Request sample

Product profile

Customization

Available

After-sales Service

Installation Guide

Application

Indoor, Outdoor, Concrete Joints, Water Conservancy Projects, Bridg

Model NO.

BW-007

Certification

CE, ISO, RoHS

Shape

Strip

Volume Expansion

150%-600%

Hardness (Shore a)

≥42±7

Application Scenarios

Construction Joint, Expansion Joint and Crack

Engineering Solution Capability

Product Design and Production

Tensile Strength

≥3.5MPa

Ceiling Tile Shape

Strip

Surface Treatment

Roll Coated

Function

Anti-Static, Fireproof, Heat Insulation

Elongation at Break

≥450%

Density(Mg/M3)

1.1-1.3

Sample

Free Sample

Customized

Yes

Transport Package

Carton with Pallet

Specification

20*30, 10*10, 10x20, 20*25, or as requirement

Trademark

HengJingGong

Origin

China

HS Code

4008290000

Production Capacity

10000m/Day

Key features

High Volume Expansion: Expands 150%-400% upon water contact to create a tight compression seal.

Customizable Colors: Available in Black, Blue, and Red to match project requirements.

Durable Performance: Dimensionally stable at high temperatures and reproducible after wet/dry cycling.

Versatile Application: Suitable for fresh and salt water, sewage, and chloride/sulfate contaminated soils.

ISO Quality Management: Certified under ISO 9001, 14001, and 45001 standards.

Easy Installation: Can be fixed with adhesive or nails; requires 70mm concrete encapsulation.

Free Samples: Free samples available for testing and quality verification before bulk order.

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: ≤5.24h

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.