Product Name: Industrial Power Automatic Warehouse Exterior Vertical Sliding Safety Lifting Polyurethane PU Sandwich Thermal Insulated Security Overhead Sectional Garage Door Model NO.: MM-S-500 Surface Finishing: Finished Position: Industrial Certification: ISO9001, CE Color: Customer-Tailor Special Function: Fire Proofing Opening Type: Power Driven Open Style: Sliding Type: Sliding Material: Polyurethane PU Sandwich Certificate: ISO9001,Ce Life Time: 10 Years Material of Panel: Coloured Steel Plate, Stainless Steel Infilling: Polyurethane PU,Rock Wool Special Functions: Fireproof,Thermal Insulation Safety: Wire Rope Anti-Break Protection Emergency Operation: Manual Hoist Chain in Case of Power off Trademark: MEIMAN Transport Package: Fumigation Free Wooden Box Specification: 12m*8m (Max Size) Origin: Chnia HS Code: 73083000 Product Description Main Features:Automatic,security,heat preservation,torsion spring balance system.Application Scope:The industrial sectional door is applied to the outdoor passage,logistics center and external door of factory.Technical data:ItemDescriptionMaterialSUS 304 Stainless Steel,Aluminium Alloy,Color Coating PlateThickness of Panel Mateiral0.326 / 0.45mm / 0.55mm / 0.6mmThickness of Guiding RailGualvanized Steel,thickness: 2mmThickness of Panel40mm / 50mmWidth of Panel430mm / 550mmDensity of Sandwiches48kg/m3Surface TreatmentPower coating,thickness of coating:30umHeat Preservation4.5W/m.hWind ResistanceBeaufort scale 11, 28m/sNoise Level:≤60dbSound Insulation Level24 DbFire Retardation:Class ASpeed0.2-0.4m / sMax Dimension12m * 8mSealing PerformanceEPDM rubber all round sealing : two side, top, bottom,between door panelsSteel cordFlexible ,3.8mmPower Supply380V 50Hz / 220V 50HzService Life10 yearsEmergency OperationManual Hoist Chain to open the door in case of power offBalance Systema.Balance the weight of door through the torsion springb.Easily manual operation: 140N to openc.Spring brake device:Anti-broken deviced.Service Life:100 thousand open & closee.Prolong the service life of the motorSafetyAirbag protection, door anti-fall device, wire rope anti-break protection device.Optional ItemWindow,pedestrian doorRemarks:1. Established in 1997, we have gained much experience in door solution for various industries.2. Honors and Certifications:A. The member of Standard Committee of China Automatic Door and Garage DoorB. The member of Committee of China Steel StructureC. China AAA enterpriseD. ISO9001: 2000 Management certification.E. CE Certification