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Industrial Automatic Overhead Steel Insulated Vertical Lifting Sliding Roll up Metal Sectional Garage Door

Industrial sectional doors can be suitable for every kind of doors outside of the buildings, and they are suitable for the isolation of factories and areas with high cleanliness requirements, such as medicine, food, electronics, printing, supermarkets etc. With beautiful appearance, high strength, safety and reliability, and stable opening, low noise, good sealing and heat preservation performance, saving working space and improving production efficiency etc
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Product features

  • Industrial sectional doors can provide a variety of lifting methods according to the actual civil structure on site: such as straight type, standard lifting type, high lintel lifting type, low lintel lifting type, etc, so that your building space can be customized.
  • The industrial sectional doors have an unique roller shafe design, which distrobutes the force of each hinge to the wheels on both sides, so that the door can run gently and extend the overall service life.
  • The door panel is made of sturdy material with double sided hot-dip galvanized steel, embossed on the surface and embossed stripe design, and the inner layer is a high-density polyurethane form insulation layer. The door panel has the function of preventing fingers from being pinched.
  • The joints of the door panels are equipped with sealing rubber to ensure a good sealing effect. The front and back panels of the door panels are made of coated steel plates, which have high corrosion resistance and weather resistance.
  • Panel:A. Two layer of 0.4mm powder coated galvanized steel plate, PU foaming density 48±2kg/m3; B. Surface printing layer: 30um; C. Total thickness: 40mm (standard) 50mm/75mm/100mm (optional)
  • Safety device:1. Spring brake device (anti-broken); 2. Service life: 100000 opening and closing; 3. Driving force: 140N;
  • Accidient dropping safety device:Door bottom equips with the avoid dropping steel cord, to secure the accidient dropping within 50mm
  • Guide rail:A. Special design three angle wheel brace secure smooth rolling of wheel; B. Mute nylon wheel, noise level: ≤60db
  • Beam seals:Epdm sealing rubber is installed onto top, bottom and sides
  • Buffer and hinges:2.5mm steel plate
  • Bottom wireless safety airbag:It makes the door doby lift back when touching somthing during closing and stops the movement during opening

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