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Rubber Air Spring for Paper Machine
US$15.00-100.00
2 Pieces
Product profile
Customization
AvailableMaterial
RubberDiameter
100-580mmModel NO.
LZ-air springFlange Outer Diameter
120-640mmSurface Treatment
Without ProcessingManufacturing Process
CastingTransport Package
Export StandardSpecification
As to orderTrademark
LEI ZHANOrigin
ChinaHS Code
4001220000Key features
Multiple Rubber Materials: Available in IIR, NBR, EPDM, CR, and standard rubber to suit specific industrial needs.
Customizable Dimensions: Diameter ranges from 100mm to 580mm with flange outer diameters up to 640mm.
Oil and Acid Resistance: NBR and CR options offer excellent resistance to oils, fuels, acids, and sea water.
Paper Machine Application: Designed specifically for edge control, web tensioning, and humidity extraction in paper mills.
Precision Engineering: Constructed as a precision-designed rubber fiber bellows for force transmission.
Flexible Manufacturing: Manufactured with different rubber qualities to match exact order requirements.
Global Export Capability: Exported since 2008 with flexible payment terms and multiple Incoterms available.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2008-01-06Nearest Port: Qingdao, Shanghai, DalianAverage Response Time: ≤0.10hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW
AI-Powered supplier vetting
SummaryJIANGSU LEIZHAN INTERNATIONAL TRADE CO., LTD. presents itself as a supplier of pulp and paper machinery, industrial fabrics, spare parts, and related project solutions. Its stated capabilities cover consultation, process design, manufacturing, installation, commissioning, training, technical support, transportation, and customized solutions. Available operational data indicates ISO 9000 and ISO 9001 certification, more than 10 production lines, 31–40 years of total R&D engineer experience, and 21–30 quality-control staff. The supplier is located in Jiangsu Province and has shipment records involving India, Vietnam, and Colombia, although the supplied transaction evidence is limited. Customer relationship claims include cooperation with customers in 35 countries, while only one named buyer and one transaction are explicitly shown in the records. Financial credibility cannot be reliably assessed because no non-financial payment or credit evidence is provided.
Supplier typeThe supplier is presented as a pulp and paper machinery and industrial-fabric solutions provider, with product records covering paper-machine spare parts such as grid position sensors, actuators, and pneumatic slitting cutters. Its stated one-stop scope includes consultation, design, manufacture, installation, commissioning, transportation, and training, indicating an integrated equipment and project-solution supplier rather than only a trading intermediary.
CertificationsThe supplier is explicitly listed as holding ISO 9000 and ISO 9001 management-system certifications. These certifications provide direct evidence of formal quality-management credentials.
After-Sales capabilityThe supplier states that it provides technical support, complete solutions, installation, commissioning, and personnel training, and emphasizes customer support. These services directly support after-sales and implementation capability, although the records do not specify service response times, warranty terms, or service coverage locations.
R&D capabilityThe supplier reports employing well-known technical engineers and lists 31–40 years of total R&D engineer experience. It also offers process design and optimization and complete technical solutions, providing evidence of engineering capability, but the slices do not identify patents, proprietary technologies, or completed innovation projects.
Production capacityThe supplier reports more than 10 production lines, 21–30 quality-control staff, and ISO 9000/ISO 9001 certification. Product records include multiple paper-machine and industrial-equipment components, supporting actual manufacturing or supply capability across relevant product categories.
Customization capabilityThe supplier explicitly states that it can custom-design products according to customer requirements and provide customized industrial-fabric solutions. This is direct evidence of customization capability, although no specific customized project or technical customization example is supplied.
Client casesThe supplier claims long-term, stable cooperation with customers in 35 countries, and the records identify INDL SALES COLOMBIA INDUSALCO S A S as an associated buyer. However, the supplied transaction records show only one transaction in the relevant buyer entries, so the breadth of independently documented customer cases is limited.
Product Q&A
Q:What materials are available for the rubber air spring?
A:
We offer Rubber, Butyl (IIR), Nitrile (NBR), Ethylene propylene diene (EPDM), and Chloroprene (CR) to suit different industrial requirements.
Q:Can the air spring be customized for specific dimensions?
A:
Yes, the diameter can be customized from 100mm to 580mm, and the flange outer diameter from 120mm to 640mm.
Q:What are the main applications of this air spring?
A:
It is used in paper mills for edge control, web tensioning, and as a press to extract humidity from paper.
Q:Which material is best for oil and fuel resistance?
A:
Nitrile (NBR) is recommended for applications involving oils, fuels, ozone, and weather due to its excellent resistance.
Q:What is the lead time for production?
A:
The average lead time is one month, regardless of whether it is peak or off-season.
Send Inquiry
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Jiangsu Leizhan International Trade Co., Ltd.
Jiangsu Leizhan International Trade Co., Ltd.*Content:
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