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China factory - GUANGZHOU GUOMAT AIR SPRING CO. , LTD

GUANGZHOU GUOMAT AIR SPRING CO. , LTD

  • China,Guangzhou ,Guangdong
  • Verified Supplier

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China S-350-4R/S-350-4 Rubber Air Bellows Navigator F-350-4 Yokohama Industrial
China S-350-4R/S-350-4 Rubber Air Bellows Navigator F-350-4 Yokohama Industrial

  1. China S-350-4R/S-350-4 Rubber Air Bellows Navigator F-350-4 Yokohama Industrial
  2. China S-350-4R/S-350-4 Rubber Air Bellows Navigator F-350-4 Yokohama Industrial
  3. China S-350-4R/S-350-4 Rubber Air Bellows Navigator F-350-4 Yokohama Industrial
  4. China S-350-4R/S-350-4 Rubber Air Bellows Navigator F-350-4 Yokohama Industrial

S-350-4R/S-350-4 Rubber Air Bellows Navigator F-350-4 Yokohama Industrial

  1. MOQ: 6pcs
  2. Price: $189.9/pc-$299.9/pc
  3. Get Latest Price
Payment Terms T/T, Western Union, L/C
Supply Ability 1000pcs/week
Delivery Time 2-8 work days
Packaging Details Strong Carton Box Or As Customers Need
Spring Material Rubber
Color Black
Package Brown Carton Box
Sample Available
Key Words Punch Air Spring
Warranty 1 Year
OEM NO. YOKOHAMA S-350-4R
Application Punching Equipment
Brand Name GUOMAT
Model Number F-350-4
Certification ISO/TS16949:2009
Place of Origin GuangDong, China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T, Western Union, L/C Supply Ability 1000pcs/week
Delivery Time 2-8 work days Packaging Details Strong Carton Box Or As Customers Need
Spring Material Rubber Color Black
Package Brown Carton Box Sample Available
Key Words Punch Air Spring Warranty 1 Year
OEM NO. YOKOHAMA S-350-4R Application Punching Equipment
Brand Name GUOMAT Model Number F-350-4
Certification ISO/TS16949:2009 Place of Origin GuangDong, China
High Light F-350-4 Rubber Air BellowsS-350-4R Rubber Air BellowsRubber Air Bellows

S-350-4R/S-350-4 Rubber Air Bellows Navigator F-350-4 Yokohama Industrial Vibrating Screen
 
Product Description

 
Manufacturer: GUOMAT
GUOMAT NO.: F-350-4
Convolutions: 4
Waist Ring: Yes
Material: Rubber
Warranty: 12 Months
YOKOHAMA: S-350-4
YOKOHAMA: S-350-4R
YOKOHAMA: S 350 4
YOKOHAMA: S 350 4R
YOKOHAMA: S3504
YOKOHAMA: S3504R
 
Detailed Technical Parameters

   Height H (mm)

Design Height (mm)

218

Max Height (mm)

336

Min Height (mm)

118

Stroke

Common Maximum Travel (mm)

±85

Diameter

Compression Max Outside Diameter (mm)

410

Standard height, approximate value when internal pressure is 0.49Mpa

Effective Area (cm2)

960

Volume(L)

21.0

Load(KN)

47.1

Dynamic Spring Constant (n/mm)

471

Natural Vibration Prequency (Hz)

1.6

Pressure

Mximum Internal Pressure (Mpa)

0.88

Pressure

Internal Pressure Failure (Mpa)

3.9-4.9

 
How to Maintain Rubber Air Springs
1. Regular inspection
Appearance inspection:
Check whether the surface of the rubber airbag has cracks, wear, bulges, cuts or signs of aging.
Pay attention to whether the joints and metal parts are firm, rusted or loose.
Air pressure inspection:
Use a pressure gauge to check whether the airbag pressure meets the manufacturer's recommended value (usually marked on the label or manual).
If the air pressure drops abnormally, there may be a leak.
 
2. Cleaning and protection
Cleaning method:
Wipe the surface with mild soapy water or special rubber cleaner, and avoid using strong acids, strong alkalis or organic solvents (such as gasoline, ace-tone).
Remove oil, dust or sharp debris attached to the surface.
Protective measures:
Avoid long-term exposure to ultraviolet rays (sunlight) or ozone environment, and install a protective cover if necessary.
Keep away from high temperature sources (such as engine exhaust pipes) and chemical corrosive substances.
 
3. Leak detection
Soap water test:
In the inflated state, apply soapy water to the airbag, air nozzle and joints to observe whether bubbles are generated.
Immersion test (applicable to small parts):
Immerse the airbag partially in water and check whether bubbles emerge.
Repair suggestions:
Minor leaks can be temporarily repaired with special rubber repair agents, but serious damage requires replacement of the airbag.
 
4. Lubrication and maintenance of moving parts
Lubrication points:
Apply silicone-based grease to the piston rod (if any) or metal joints to reduce friction.
Avoid using petroleum-based lubricants to avoid corrosion of rubber.
Activity check:
Ensure that the airbag does not get stuck or have abnormal friction during compression/extension.
 
5. Load and use specifications
Avoid overloading:
Ensure that the load is within the rated range of the air spring. Overloading will accelerate rubber fatigue.
Notes for dynamic use:
Avoid frequent overload shocks (such as vehicles passing potholes at high speed). Steady and uniform operation can extend the life.
 
6. Long-term out-of-service maintenance
Storage conditions:
Keep the airbag slightly inflated (about 10-20% rated pressure) to avoid adhesion or deformation of the rubber layer.
Store in a cool and dry place, away from moisture and direct sunlight.
Regular activation:
Inflate and deflate every 1-2 months to prevent rubber hardening.
 
7. Replacement cycle
Life reference:
Rubber air springs usually have a service life of 5-8 years (depending on the use environment).
If there is obvious aging (such as cracking, elasticity reduction), repeated leakage or functional failure, it should be replaced in time.
Replace in pairs:
In vehicles or symmetrical systems, it is recommended to replace the left and right or front and rear airbags at the same time to maintain balance performance.
 
8. Professional maintenance
Regular professional inspection:
Technicians conduct a comprehensive inspection every year, including air tightness, suspension alignment, etc.
System matching:
When replacing, ensure that the new airbag model is compatible with the original system (such as pressure range, size).
 
The above maintenance measures can significantly improve the reliability and durability of rubber air springs. If any abnormality is found (such as abnormal noise, tilt or unstable air pressure), the machine should be stopped immediately for inspection to avoid the expansion of the fault.
 

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Agent,Exporter

  • Year Established:

    2006

  • Total Annual:

    5999900-6999900

  • Employee Number:

    159~189

  • Ecer Certification:

    Verified Supplier

Guangzhou Guomat Air Spring Co., Ltd. is located in Guangzhou, about 15min’s drive from Baiyun Airport. Our mainly products are air spring, rubber bellows, air suspension spring, air suspension compressor and refitted suspension system. They are widely used in bus, truck, cabin, vehicles&rsquo... Guangzhou Guomat Air Spring Co., Ltd. is located in Guangzhou, about 15min’s drive from Baiyun Airport. Our mainly products are air spring, rubber bellows, air suspension spring, air suspension compressor and refitted suspension system. They are widely used in bus, truck, cabin, vehicles&rsquo...

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Get in touch with us

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  • GUANGZHOU GUOMAT AIR SPRING CO. , LTD
  • No. 1, Keyuan Road, Baiyun District, Guangzhou,Guangdong,510540,China
  • https://www.suspensionairspring.com/

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