FD70-13 CI Air Spring Shock G1/4 Air Hole Double Convoluted Air Ride Suspension

FD70-13 CI Air Spring Shock G1/4 Air Hole Double Convoluted Air Ride Suspension

Product Description

2B7070 Cross Information Technical Data

ContiTech: FD70-13

ContiTech: FD 70-13

ContiTech: FD70-13 CI

ContiTech: FD 70-13 CI

ContiTech: FD70-13 CI G1/4

ContiTech: FD 70-13 CI G1/4

ContiTech: FD70-13 CI G1/4 65532

ContiTech: FD 70-13 CI G1/4 65532

Design Height: 162mm

Outer Diamater: 146mm

Gas Hole: G1/4

Threaded Hole: M8X1.25

Cover Plate Diameter: 105mm

Center Distance of Threaded Hole: 44.5mm

What is the Purpose of Air Springs?
Air springs are devices that use the elastic properties of compressed air to provide support, shock absorption or adjustment functions. Their core advantages lie in adjustability and adaptability.

1. Main uses

• Vehicle suspension system

Passenger cars: Used in active suspension systems in high-end cars or SUVs, which adapt to road conditions by adjusting air pressure in real time to improve comfort and handling.

Commercial vehicles: In trucks, buses and trailers, balance load changes (such as automatically adjusting the height of the vehicle body when loading and unloading containers) to reduce the impact of bumps on goods.

Rail transit: Used at the connection of high-speed rail and subway carriages to reduce vibration and noise during operation and improve ride stability.

•  Industrial equipment

Precision instrument shock absorption: Isolate ground vibration in scenes such as semiconductor manufacturing and optical equipment to ensure production accuracy.
Mechanical stamping buffer: Used in equipment such as punching machines and injection molding machines to absorb impact energy and extend equipment life.

2. Core Advantage Analysis
Adjustable stiffness and height
By adjusting the internal air pressure, the spring stiffness and support height can be changed in real time to adapt to different loads (such as empty/full truck load) or working conditions (such as sports mode/comfort mode switching).

Nonlinear elastic characteristics
The force-displacement curve of the air spring is nonlinear, and the support force is automatically increased when the load increases, avoiding the "collapse" problem of traditional metal springs and maintaining system stability.

Excellent shock absorption performance
The high damping characteristics of the air medium can effectively absorb high-frequency vibrations, and the vibration isolation efficiency can reach more than 90%, which is significantly better than metal springs.

Lightweight and long life
Compact structure and no need for complex mechanical parts, reducing the overall weight (especially important for vehicle energy saving); rubber material is fatigue-resistant and has low maintenance costs.