480lwt1

Sliding door for cold room at a negative temperature (up to -18°C minimum), with patented sliding system "Mirror" model.

  • For temperature up to -18° C;
  • Blade thickness 92 mm;
  • Polyurethane density: 40 Kg/m³;
  • Available in one blade or two blades versions.

 

Suitable for cold rooms used for the preservation, processing and seasoning of foods at a negative temperature (up to -18°C maximum).
The 480LT doors are mainly used in: plants for the meat processing, cheese factories, deposits for the preservation of fruit and vegetables, slaughters, food warehouses, shops (delicatessen, fish shops, ice cream parlour...), plant for the fish transformation, ice cream industry.

Blade

  • Blade edge in anodized aluminium (thickness 92mm);
  • Blade covered with plastic-coated metal sheet for food application colour RAL 9010, thickness 5/10 mm;
  • Outside handle: lever;
  • Inside handle: lever;
  • Double density EPDM gasket on 3 sides;
  • PVC lower gasket;
  • Heating cable ~30W/m powered at 220V and put inside the gasket on the blade.

Frame system

  • Frame and side-frame "L" 110/60 in PVC colour RAL 9010; the frame is thermo-welded (45°) up to a thickness equal to 160 mm, beyond such thickness it's assembled (90°) with joints;
  • Counter-frame in PVC, colour RAL 9010, thermo-welded (45°);
  • Threshold S/2 with the frame (2 jambs + 1 transom) partially put (60 mm) into the floor. At the bottom of the frame it's fixed an "L" beam made of iron which is recessed into the floor. Only the upper part will result visible at the end of the work.

 

Sliding system

  • The rear guide is made of:

1. Aluminium profile: assures the perfect straight sliding of the blade during the opening and the closing;
2. Clamp: thanks to its sloping level it assures the hermetic closing of the combination door / frame;
3. Closing cap for the aluminium profile: it avoids the accumulation of dirt. 

  • The patented "Mirror" sliding system is totally symmetrical and doesn't need any adjustment to change the opening way, it's made of:

1. Sliding profile in extruded anodized aluminium, with anti-fall section
2. Ramps, or falling bends, assuring a perfect contact between the door and the frame they provide the best insulation between the inside and the outside of the cold room. They are assembled on the closing side of the door;
3. Cover (option), made in extruded anodized aluminium it can be simply opened thanks to the hinges assembled on its top, to realize inspection or cleaning services.

 

Blade/frame system

  • Plastic pulleys, by means of with the door slides along the "mirror" sliding system; they are adjustable both in height than in depth;
  • Adjustable rear register, by means of with the door slides along the rear guide;
  • Lower closing hook: it's made of plastic and assembled on the closing side of the frame and during the closing it assures the hermetic contact between the door and the frame;
  • Striker of the lower closing hook: it's made of plastic and assembled on the blade, on the handle side. During the closing of the door it goes into the lower hook and assures the hermetic contact between the door and the frame.

 

Standard dimensions one blade version

  • Up to 3000x3500 mm;
  • When both sides have a dimension bigger than 2500 mm, the blade is divided, horizontally, in two parts (the lower part is realized with H=1250 mm while the upper part is given by the difference) and the frame is supplied dismounted;
  • For bigger dimensions this type of door is produced with not standard spare parts (i.e. pulleys made of stainless steel having wheels in aluminium, sliding rail in stainless steel, and so on).

 

Standard dimensions two blades version

  • Up to 5000x3500 mm;
  • When the width is higer than 2500 mm the frame is supplied dismounted.