Gold Member Since 2011
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Zaoqiang Dacheng Rubber Co., Ltd.

Inflatable Rubber Airbag, Inflatable Rubber Mandrel, Inflatable Mandrel manufacturer / supplier in China, offering Pneumatic Inflatable Rubber Airbag for Culvert Formwork Mold Core, Widely Applied Swelling Waterstop Strip as Waterproof Material in Building, Customized Water Swelling Waterstop Bar as Customer′s Required Specification and so on.

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Supplier Homepage Product culvert airbags Pneumatic Inflatable Rubber Airbag for Culvert Formwork Mold Core

Pneumatic Inflatable Rubber Airbag for Culvert Formwork Mold Core

FOB Price: US $1 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1/ Piece
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Production Capacity: 50000PCS/Year
Transport Package: as Customers′ Requirements
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: 900mm
  • Size: 50-2400mm
  • Specification: as Customers′ Requirements
  • HS Code: 40169500
  • Usage: Concrete Pipe Making
  • Trademark: Dacheng
  • Origin: China
Product Description
Description:
Inflatable rubber mandrel is a kind of cylinder bag that can expand, shrink, used to form concrete component of cavity. It is easy to be used, economic, and durable.

Contact:Allison Zhang



Types:
It can not only save materials, but also has the shape characteristics, as it could be round, rectangle, octagon, hexagon, trapezoidal pipeline, etc.
Schematic cross section for pneumatic rubber core model:


Usage:
It is usually used in reinforced concrete members, bridge construction, irrigation works and tunnels, such as stake, roof, roof board column, beam, building, water conservancy project(shipyards, slipway, dock).
ItemsIndex
Terence of Thickness, mm3.2±0.2
Hardness(Shore A)65±5
Adhesive tension of rubber and fabric,N/25mm≥8
Tensile strength, MPa≥12
Elongation at break, %≥350
300% Stretch set length, MPa6
Stretch for deformation ratio≤20 %(Prevent distortion)
Suitable temperature,°C-10~80

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