hot sale tunnel formwork

hot sale tunnel formwork,ARD ZHENFJIN,Construction & Real Estate,Formwork

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Description

Overview

Quick Details

Place of Origin:: Shandong, China (Mainland)

Brand Name:: ARD ZHENFJIN

Model Number:: rubber mandrel(46)

product name:: concrete formwork

cord fabric:: 1880D 2 raw silk

main material:: natural rubber ,RSS3(imported from Thailand)

function:: used to form hollow component

cross section:: round and rectangle

work press:: 0.005-0.12mpa

Thickness:: 3.2

working temperature:: -10 °C ~ +90 °C

package:: container or as request ,suitable for sea freight

service time:: more than 90 times

Packaging & Delivery

Packaging Details: container,nude ,pallet or acoording to the costomers' request.suitable for sea freight

Delivery Time: according to the qty after T/T 30%

hot sale tunnel formwork

Product Description

Rubber balloon is a kind of cylinder bag that can expand, shrink, used to form concrete component of cavity. It is easy to be used, convenient and durable, is soft and can fold, curly, contraction when it isn't inflate, it have the enough strength to withstand the pressure of concrete when it is inflated, this is incomparable with any traditional template. it is used in reinforced concrete members, including stake, roof, roof board column, beam, building, water conservancy project (shipyards, slipway, dock). Construction practice proves that Inflatable rubber mandrel is simple, not only save materials, and has a shape characteristics, it could be round, oval, rectangle, vaulted, trapezoidal pipeline, etc. Also you can make a straight hole, etc, can make a building structure light, thin wall hollow, change the concrete performance have been used rigid characteristic template situation.

Technical parameters of tunnel formwork

1> Diameter (D) : From 0.2m to 3 m.(round)
2>Total Length (TL) : From 1m to28m.(round)
3>Other specification also available upon customer’s request.

Iterms	Index
thickness,mm	3.2±0.2, 5.0±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,Mpa	6
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.