The soft curtain quick cold storage door has a simple design and is designed with a heating antifreeze device to ensure smooth and efficient operation of the product in a low temperature working environment. The structure incorporates the function design of collision avoidance recovery. When the door body is accidentally impacted, it deviates from the track and automatically repairs the return position during the ascent process. This structure not only facilitates the safe and smooth operation of the door body, but also operates more than 150,000 times a year without failure. It extends the life of the product while reducing component replacement and maintenance costs.
Such rapid door is specially designed for freezer, cold room, or cool room. It is made from 30 mm thick thermal insulated,sandwich curtain, and with all-round heating device to avoid frozen. Thus it can work well in low temperature like -25 º C. It can reduce thermal transmission by fast opening and closing, and thermal insulated door curtain. For each door, it can help customer save energy cost by at least USD 8000 every year,than traditional normal speed cold room sliding doors.
Cold Storage High Speed Door, high speed freezer doors, cold store doors, cold storage zipper doors, industrial freezer doors SHENZHEN HONGFA AUTOMATIC DOOR CO., LTD , http://www.hongfafrud.com
Aug. 7 Hefei Steel Market Price Quotes
The price of the material of the product name is higher than that of last month. Φ6.5mm than last month. Q235 Masteel 5550 -50 -170 -310 Common line Φ8mm Q235 Masteel 5550 -50 -170 -310 High line Φ6.5mm Q235 Masteel 5650 -50 -150 -300 High Line Φ10mm Q235 Ma Steel 5650 -50 -150 -300 High Line Φ6.5-12mm Q335 Jiyuan 5650 -50 -150 -300 Rebar Φ12mm HRB335 Ma Steel 5460 -40 -110 -250 Rebar Φ14-25mm HRB335 Ma Steel (Hefei) 5280 -40 -140 -270 Rebar Φ14-25mm HRB335 Ma Steel (Anshan) 5280 -40 -140 -270 Rebar Φ16-25mm HRB335 Yong Steel 5270 -50 -130 -150 Thread Steel Φ16-25mm HRB335 Jinan Steel 5250 -100 -160 -280 Rebar Φ16-25mm HRB335 Steel Ansteel 5250 -80 -160 -280 Rebar Φ16-25mm HRB400 Yong Steel 5470 -60 -150 -150 Rebar Φ16-25mm HRB400 Jinan Iron & Steel 5470 -60 -140 -210 Rebar Φ16-25mm HRB400 Angang 5400 0 -200 -280 Hot Roll 3mm*1500*C Q235 Ma Steel 6400 0 0 0 Hot Roll 3.0mm*1500*C Q235 Sha Steel 6400 0 0 0 Hot rolled coil 3.75mm*1500*C Q235 Masteel 5900 0 -200 -400 Hot rolled coil 4.75mm*1500*C Q235 Masteel 5900 0 -200 -400 Hot rolled coil 3.75mm*1500*C Q235 Jiu Steel 5700 0 -180 -180 Hot Rolls 4.75mm*1500*C Q235 Jiuquan 5700 0 -180 -180 Hot Roll 5.5mm*1500*C Q235 Jiu Steel 5700 0 -180 -180 Hot Roll 5.75mm*1500*C Q235 Jiu Steel 5700 0 - 180 -180 cold-rolled sheet 1.0*1000*2000mm ST12 Wuhan Iron and Steel 6950 0 -150 -300 Cold rolled sheet 1.2*1250*2500mm ST12 Wuhan Iron and Steel 6900 0 -150 -300 Cold rolled sheet 1.5*1250*2500mm ST12 Wuhan Iron and Steel 6900 0 -150 - 300 Cold rolled plate 2.0*1250*2500mm ST12 Wuhan Iron and Steel 6900 0 -150 -300 Cold rolled coil 1.0*1250*2500mm ST12 Ma Steel 6900 0 -150 -300 Medium plate 8mm Q235 New steel 6600 0 0 0 Puzhong plate 10mm Q235 Ma Steel 6450 0 -50 -50 Puzhong Plate 12-14mm Q235 Ma Steel 6200 0 -100 -100 Puzhong Plate 16-25mm Q235 Ma Steel 6200 0 -100 -100 Puzhong Plate 16-25mm Q235 Shan Steel 6200 0 - 100 -200 Low Alloy Plate 8mm Q345 New Steel 7000 0 0 0 Low Alloy Plate 10mm Q345 New Steel 6950 0 0 0 Low Alloy Plate 12-14mm Q345 New Steel 6900 0 0 0 Low Alloy Plate 16-20mm Q345 Ma Steel 6900 0 0 0 Diamond Plate Roll 3.5mm*1250*C H-Q235 Ma Steel 5580 0 0 0 Diamond Plate Roll 4.5mm*1250*C H-Q235 Ma Steel 5580 0 0 0 Diamond Plate Roll 5.5mm*1250*C H-Q235 Horse Steel 5580 0 0 0 seamless tube 57*3.5 20# Wuxi 7650 0 -100 -250 seamless tube 60*4 20# Wuxi 7 650 0 -100 -250 Seamless tube 159*6 20# Xinyu 7400 0 -100 -250 Seamless tube 325*9 20# Steel cladding 7450 0 0 0 I-beam 25# Q235 Wugang 5600 0 0 0 I-beam 36 # Q235 Laiwu Steel 5600 0 0 0 Channels 16# Q235 Ma Steel 5600 0 0 -50 Channel Steel 25# Q235 Wu Steel 5600 0 0 -50 Angle Steel 50*5mm Q235 Ma Steel 5600 0 -50 -100 Angle Steel 80*8mm Q235 Horse Steel 5500 0 -50 -100