Comericial steel rolling shutter doors

                                                                    Comericial steel rolling shutter doors                       

Comericial steel rolling shutter doors adopts new material of aluminum alloy, the double layer slats is shaped by hot extrusion, which more stronger and with the function of prying resistant.The surface of the slat conduct oxidation processes and painted in the condition of high temperature.The coating is symmetrical and not easily to flake away, good adhesion, and strong resistant to corrosion, durable and nice.Using specilized exterior motor with thermel protection device ,durable,low noise, easily to install. The open command is electric, with fixed button switches and remote controls.it can open manually in case of power failure also. The opening speed can up to 0.1m/s,which save the power largely.the working noise is less than 58.

Packaged in rolls or cut into pieces with bubble pack, and then in cartons or wooden case; 
Also,pallet is available. 

Shipped by sea

We are group with five factories from 1996 year. We are the biggest and earliest steel structure product exporter and manufacture in North of China .Advanced equipment, Scientific Management, excellent workmanship, Reasonable price ,Excellent Quality and Service  made hongrisheng the famous brand in the area of industrial doors and windows( lifting industrial section door, roller shutter window, garage door, electric sliding door, curtain wall electric sliding door, folding door, hanger door, ect)  in China.

1)What about your packages ?

 A:Inner EPE paper packing, exterior with wooden frame crate box. 

    We have been exporting lots of products to overseas, not any clients make any complains on our packages.

2)Is there any price difference between powder coating and anodising ? 
    A:No price difference between them. We recommend you to choose anodised finish if the house is near          salt, salt water. 
3)What is the delivery time? 
    A:Normal about 30 days after received the deposit and confirmed all the details 
4)What is Trade Assurance? 
    A:Trade Assurance is a free service by Alibaba.com designed to create trust in trade. We provide you with a set of features and protections to help ensure suppliers honor important details of your contract. We got 
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