Welcome ZaoQiang Dong Xin Pu Bridge Parts Factory 1688: http: //shop1430153685781.1688.com Our all products, are customized, such as non-quality problems, should not be returned. Our product is a line of production from a variety of ingredients to the finished product, please contact before ordering Our products Our customer service staff asks if you want to order size, model, price and size and other information of the product to you, in order to avoid the emergence after the arrival error. Special models need to customize in advance. Thank you! Note: The first consult before making the freight another operator! Our shipping calculated according to the actual weight, different prices in different regions, please contact customer service to change the price after the payment photographed the best heavy Logistics. Do you know how many rubber balloon name it? Let ZaoQiang east bridge parts factory Meng Xin introduced one more name for you ** ** 15,732,837,376 15,732,837,376 ** rubber balloon: precast hollow inner mold, precast hollow core mold rubber balloon, rubber balloon bridge precast hollow mold the mold, the mold rubber inflatable balloon mold hollow bridge, bridge balloon model bridge plate mandrel, bridge hollow slab airbags bridge plate within the mold, bridge plate rubber bladder hollow balloon mold, hollow core inflatable mold hollow mandrel, hollow inner mold ditches airbags, inflatable mandrel, mold rubber balloon shape balloon diverse: custom octagonal balloon please point me to customize rectangular airbag please point me to customize oval balloon please point me to customize round Please point me in the balloon-shaped tapered shape balloon custom please point me to customize the shape of the airbag other customized products according to drawings rubber balloon with high tensile strength, elasticity, flexibility and tightness, back when filled with compressed air, may be able to meet a variety of conditions or pre-cast concrete structures in line with the design requirements. The product can meet the long and large diameter hollow member, shaped cross-section of the hollow member pouring requirements Simple to operate, lightweight, easy to use, with good anti-aging properties for a wide range of rubber balloon can be reused many times, can greatly reduce costs and improve the construction schedule. Rubber balloon is used for pouring concrete bridge project hollow components essential products. Can effectively reduce construction costs and speed up the construction progress. Cost reduction, the recycling rate is much higher than hard rubber balloon mold of recycling, even if the first rubber balloon technology to construction, the number of recycling is not less than 60 times, if used skillfully construction workers, cycle times between 80-110 times. Rubber balloon Use: 1, into the mold rubber balloon - the balloon traction to the steel cage, and the longitudinal seams facing up. 2, inflatable rubber balloon began. (1) Open the valve inflated to a predetermined pressure to close the valve. (2) should be alternately inflated shaped balloon until it reaches a predetermined pressure. 3, fixed (1) due to the vibrated concrete, the air bags to float, it must be up, down, left and right have to be fixed, plus compact overcome buoyancy. (2) General φ250mm airbag stirrup spacing 80cm. Such as diameter increased the stirrup spacing is reduced accordingly. 4, pouring concrete (1) pouring concrete technology and solid structural member is substantially the same. (2) the use of high frequency vibrators vibrated rod from both sides at the same time, prevent the balloon move around. (3) vibrators not touch the balloon tip to avoid puncture leak occurred. 5, after the removal of the balloon until initial setting of concrete, will balloon out of the balloon. (Open the bleed valve, remove the balloon from the time fixed by the construction conditions). Buyer Tips Hengshui Dong Xin bridge parts, said: Factory direct factory price, a price to sell, all goods sold if there may be returned within seven days of quality problems, the manufacturers responsible for return shipping, says it will do. (Time calculation according to express a single time). The price is free shipping price, freight borne by the seller. Edge and special regional needs plus shipping. If the goods on sale of non-human problems, please contact the seller negotiation. If you need to open or VAT, please contact the seller before making tax point-of-pocket. Thanks! About shipments due to a large amount of storage available, shows the number is not final number (special model), please contact the seller before placing an order. Check the parcel intact after check, face to face view. If you have questions, please notify Hengshui East Xin bridge accessories, and negotiate with the courier company, a clear responsibility lies, in order to avoid disputes and protecting the interests of both! Postage fees charged by the courier company. To send what courier, please contact Dong Xin Hengshui bridge accessories shop goods International real charge, without asking, the International collection methods: baby describe all refer to a single piece of postage, because the difference in distance places, so the costs are not the same , please shoot to say hello before expenses, avoid unnecessary unpleasant! Remarks: The capacity to sell all products are factory developed the production and sales ex-factory price (no middlemen profits) quality assurance and price concessions, fixed prices and a lot of high-volume, please rest assured purchase! Dong Xin rubber Invites all Buying long-term relationship!