What are the main applications of this air spring?

It is used in paper mills for edge control, web tensioning, and as a press to extract humidity from paper.

What is the maximum load capacity for model SH400-01?

The maximum load capacity for the SH400-01 model is 8958kg, with a maximum diameter of 430mm.

How is the stiffness of the air spring adjusted?

Stiffness is adjusted by changing the compressed air pressure, which alters the spring height and bearing capacity.

Paper Mill Use Spring Paper Machine Felt Wire Corrector Adjustor Rubber Air Bellow

Name: Paper Mill Use Spring Paper Machine Felt Wire Corrector Adjustor Rubber Air Bellow
Brand: SUN HONG PAPER TECH XUZHOU LTD
SKU: 2226293735

Jiangsu, ChinaSUN HONG PAPER TECH XUZHOU LTD

US$15.00-100.00

1 Piece

Product profile

Customization

Available

After-sales Service

Warranty

1 Year

Model NO.

SUN HONG

Certification

ISO 9001:2000, ISO 9001:2008

Surface Treatment

Polishing

Manufacturing Process

Forging

Material

Rubber

Condition

New

Customized

Pressure Ability

2-8 MPa

Connection Method

Flange Connection

Transport Package

Wooden Case

Specification

made to order

Trademark

sun hong

Origin

China

HS Code

8439990000

Key features

High Vibration Absorption: Absorbs up to 99% of unwanted vibrations to protect machines and reduce noise.

Customized Specifications: Customized condition and pressure ability ranging from 2-8 MPa for specific needs.

Zero Maintenance Design: No moving parts, no sealing parts, and no lubrication required for long-term use.

ISO Certified Quality: Manufactured under ISO 9001:2000 and ISO 9001:2008 standards with strict inspection.

1-Year Warranty Coverage: Comprehensive 1-year warranty service included with every purchased air spring unit.

Flexible Stroke Control: Adjustable air pressure allows precise control of stiffness and bearing capacity.

Space Saving Structure: Compact design reduces space requirements while providing high angular capability.

Cost Effective Solution: Lower initial cost and significant maintenance savings compared to traditional systems.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced Team

SUN HONG PAPER TECH XUZHOU LTD

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2010-08-10Nearest Port: Shanghai SeaportAverage Response Time: ≤1.07hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAP, EXW

AI-Powered supplier vetting

SummarySUN HONG PAPER TECH XUZHOU CO., LTD. is identified as a China-based manufacturer/factory and limited company producing paper machine clothing, industrial fabrics, and paper and pulp machinery spare parts. It reports ISO 9000 and ISO 9001 certification, 50 R&D engineers, 50 quality-control staff, eight production lines, and stated annual capacities of 1,000 tons for paper machine clothing and 1,000 sets for spare parts. The supplier reports exporting to 96 countries, serving more than 300 paper plants, and obtaining 90% of sales from exports since beginning exports in 2010. It also states that it provides customized product design and production, equipment upgrading and transformation services, efficient production, and after-sales service. However, the provided data does not verify financial strength, specific innovation outputs, or several operational capabilities, including raw-material traceability, overseas warehousing, OEM/ODM, and formal quality-assurance procedures.

Supplier typeThe supplier is identified as a manufacturer/factory and limited company located in Xuzhou, Jiangsu, China. A separate record classifies its associated-company industry as wholesale and retail, but the explicit business-entity record identifies the target supplier as a manufacturer/factory.

CertificationsThe supplier reports ISO 9000 and ISO 9001 certification. A BV audit record is also provided with a report period from February 14, 2025, to February 13, 2026, although the audit evaluation result is recorded as 0 and the meaning of that value is not defined in the provided data.

After-Sales capabilityThe supplier explicitly states that it provides good after-sales service and offers equipment update and transformation services intended to enhance customer output. The records do not specify service response times, service locations, spare-parts policies, or overseas service infrastructure.

Production capacityThe supplier reports eight production lines, 50 quality-control staff, annual capacity of 1,000 tons for paper machine clothing and 1,000 sets of pulp and paper machine spare parts, and facilities with quality control throughout production. These records provide explicit evidence of production resources and stated capacity.

Customization capabilityThe supplier explicitly states that it can design and produce various customized products according to different customer requirements and accepts custom orders. Its stated product scope includes paper machine clothing, industrial fabric, and paper and pulp machinery components.

Client casesThe supplier states that its products have been exported to 96 countries and that it serves more than 300 paper-plant customers. It also reports that exports account for 90% of total sales and that exporting began in 2010, providing evidence of broad international customer exposure, although no named customer references are supplied.