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Airbag for Bridge and Tunnel Construction Core Mold

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Airbag for Bridge and Tunnel Construction Core Mold

Airbag for Bridge and Tunnel Construction Core Mold

The Airbag used for construction projects which is produced by adopting high strength rubber air-bag technology can replace wooden core mold when pouring air-core reinforced concrete prefabricated parts. This kind of core mold is easy to install and disassemble, and it can be cleaned repeatedly, greatly saving the work time and materials used in wooden core mold, which is suitable for large reinforced concrete structure such as buildings, bridges, tunnels, gate dams and for the pouring and construction of the wall for flood control and prevention of seepage.

Physical and Machanical Properties:

Items

Index

Terence of Thickness, mm

3.20.2

Hardness(Shore A)

655

Adhesive tension of rubber and fabric,N/25mm

8

Tensile strength, M pa

12

Elongation at break, %

350

300% Stretch set length, M Pa

6

Stretch for deformation ratio

20 %(Prevent distortion)

Suitable temperature,C

-10~80

Appearance

No cracks, no bubbles on the surface;
the length of impurities trace is not more than 3mm;
the depth is not more than 1.5mm;
the quantity of the trace is not more than one;
the deformation is not more than 2mm.

Working Pressure Diagram:

Diameter(mm)

80

120

150

200

250

400

500

600

700

800

900

2200

Pressure(MPa)

0.12

0.10

0.08

0.07

0.05

0.04

0.035

0.03

0.027

0.026

0.025

0.005

Common Type Diagram

Round Type

220mm * 25m

250mm * 20m

390mm * 13.5m

220mm * 8.5m

260mm * 10.5m

390mm * 14m

220mm * 9m

260mm * 11m

*

Octagon Type

550mm * 360mm * 10.5m

550mm * 560mm * 17m

800mm * 560mm * 16.5m

550mm * 360mm * 11m

710mm * 550mm * 20.5m

800mm * 560mm * 17m

550mm * 460mm * 13.5m

710mm * 550mm * 21m

800mm * 710mm * 20.5m

550mm * 460mm * 14m

800mm * 460mm * 13.5m

800mm * 710mm * 21m

550mm * 560 * 16.5m

800mm * 460mm * 14m

760mm * 360mm-660mm * 360mm * 11m

760mm * 460mm-660mm * 460mm * 14m

760mm * 710mm-660mm * 710mm * 20.5m

760mm * 360mm-660mm * 360mm * 10.5m

760mm * 560mm-660mm * 560 * 16.5m

760mm * 710mm-660mm * 710mm * 21m

760mm * 360mm-660mm * 460mm * 13.5m

760mm * 560mm-660mm * 560mm * 17m

Note: We can also provide custom service as request

Other Type of Products:

Airbag for Bridge and Tunnel Construction Core Mold

Contact with us now

Our mail: manager@hiseamarine.com

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