The mineral wool sandwich panel production line is one continuous and automatic line that integrates mechanism, electrical controlling, hydraulic system and polyurethane chemical reaction technology. The mineral wool sandwich panel machine adopts advanced international roll forming technology, digital servo technology, frequency conversion vector technology and hydraulic controlling technology, automatic stacking technology.  <br> <br>The advantages of this rock wool sandwich panel machine are the following:  <br>1) High automatization. The whole mineral wool sandwich panel line adopts one full computer integration controlling system of digital servo technology, frequency conversion vector technology and hydraulic controlling technology, which realizes whole connection, collecting control and collecting management. Adopt the cutting style of cut to length without machine stop, so that realize full automatically.    <br>2) High efficiency. The production speed of rockwool machine is 3～8m/min（adjustable according to product forming requirement). The annual product capacity of this line can reach to 800000 M2 (count on the base of 250work days per year and 10 work hours per day) <br>3) Easy operation. Adopt collecting controlling system, using man-machine conversation. After preparing for the raw material and finishing other production requirements, input required parameters, then the machine can make the product automatically.   <br>4) Low production cost. Developing the machine&#039;s automatization, the whole line only needs 5-8 operators to operate the machine fully, which saves much labor cost and production management cost for enterprises.  <br>Zhejiang Jinggong Science and Technology Co., LTD., independently research, develop, and manufacture the PU/Rockwool sandwich panel continuous production line, which reaches the world&#039;s advanced technology, fills the blank of domestic PU/Rockwool production line manufacturing. It marks the coming of the era of localization of the PU/rock wool sandwich panel continuous production line. The PU/rock wool sandwich panel continuous production line manufactured by Zhejiang Jinggong Science and Technology Co., LTD. consists of the coiler system, filming, cutting, and slitting device, roll forming system, pre-heating device, rockwool system, rockwool upper and lower adhesive spraying system, pu side seal foaming machine, double belt system, double belt heating system, bandsaw system, stacker system, packing system, etc. It truly realized all the automatic integration production functions from pre-painted steel sheet decoiling to product&#039;s packaging. The maximum speed of this production line reaches 8 meters per minute, annual production of PU panel 1 million square meters. <br>The whole rock wool sandwich panel line including rockwool production line and mineral wool production line is exported to Jordan, Kuwait, Tonicia, Russia, Brazil, Argentina, UAE, India, and other countries. The performance of the production line got unanimous approval and favorable comments from the customers. With the development of the construction industry, PU side seal rock wool sandwich panel will be more widely used in construction field. Jinggong Science and Technology will provide the best products and top quality service to the general customers by using most sophisticated manufacturing and technology, also make our own contribution for national and even global environmental protection, energy conservation. <br> <br>Main Parameters of Rockwool Continuous Sandwich Panel Production Line <br>Sandwich panel specification: <br>Length: Min cutting length is 2.5 m <br>              Max cutting length is 12m <br>Width: (see profile drawing) <br>Thickness: (see profile drawing) <br>Raw material specification: <br>coil thickness:  0.4～0.6 mm (steel be flat without ups and downs, deformation and bending) <br>sheet yield stress: ≤235MPa <br>coil max width: 1250 mm  (tolerance±2mm) <br>coil max weight: 5T <br>coil ID: Φ500 and Φ600 mm <br>coil OD: Φ1000 mm <br>Rock wool material: fiber length is &gt;100mm, and the fiber should be arranged vertically, volume density is ≥70kg/m3, one-piece length is ≥3m. <br>EPS material: volume density is ≥18kg/m3, each edge nonstraightness is ≤1mm/m, radian is ≤3mm/m, the panel surface should be flat, roughness is ＜1.5mm/m, EPS panel one-piece length is ≥3m. <br>EPS material width: min width is 1/2mm of the sandwich panel width. <br>Machine rockwool specification: <br>Work line speed:  4000m/min (adjustable) <br>Machine length: about 70 m <br>Working height: 1050 mm（panel output height） <br>Laminating effective length: 7.5m <br>Control way: adopt industrial computer PLC <br>Total power: about 45 kw <br>Power: 380V/3phase/50 Hz <br>control voltage: 24 V/110 V/220 V <br>pneumatic: 0.7 Mpa  (self-prepared by the factory) <br>best working temperature: around 25℃ <br>#Jinggong <br>[a]https%3A%2F%2Fwww.jinggongmachine.com%2Fproducts%2Frockwool-continuous-sandwich-panel-production-line.html[/a]

Continuous pu sandwich panel production line/ PIR Sandwich Panel Production Line, also called polyurethane sandwich panel production line/production line/machine, is an automatic production line, which is consisting of decoiler, film coating, pre-cutting, cutting equipment, roll forming system, preheating, foaming, solidification, band saw cutting, cooling, stacking and packing. The whole PU/PIR continuous pu sandwich panel line integrates technologies of mechanics, chemistry, electrical control, hydraulic pressure pneumatic and temperature control. Jinggong is one of the leading sandwich panel machine manufacturers in China who has been specialized in providing high-quality PIR / PU continuous sandwich panel line. The PU sandwich panel lines were exported to many countries, such as Poland, Brazil, Jordan, Kuwait, Saudi Arabia, Tunisia, and so on. The continuous sandwich panel production line performance has got unanimous approval and favorable comment from domestic and international customers. Feel free to contact us for PIR / PU sandwich panel production line price! <br> <br>Video Of PU / PIR Continuous Sandwich Panel Production Machine <br>Zhejiang Jinggong Science &amp; Technology Co., Ltd., which is located in Shaoxing, Zhejiang, developed the PU sandwich panel production line by themselves. This line has reached the world&#039;s advanced technology, stopped relying on import, and entered the time that there is no PU production line manufacturer in China. It means China localization age of PU production line is coming. The pu polyurethane sandwich panel machine made by Jinggong consists of decoiler, roll forming machine, preheating, high pressure foaming, double belt machine, bandsaw, stacking, packing and cooling, realizing an automatic production from uncoiling to packing. Max production speed is 12 meters per minute. Annual output is 1 million square meters. <br> <br>Main Technical Parameters/Specifications of PU / PIR Continuous Sandwich Panel Production Line <br>Item Parameter <br>Material Type Color steel sheet; galvanized sheet, Aluminum sheet <br> Thickness 0.4-0.8 <br> Width ≤1250(Max) <br>Suitable size of panel Length 2000-16000 <br> Width 600-1200 <br> Thickness 30-200 (Not including height of corrugation) <br>Production speed 3-8 (Adjustable) <br>Valid length of double belt conveyor(mm) 16000-36000 <br>Work pressure on pouring foam 150-200 <br>Total power About 300 <br>Total size(Length×Width×Height)(mm) 130000×15000×6000 <br>Features of PU / PIR Sandwich Production Line <br> <br>Beautiful and applicable, multiple functions, such as thermal isolation, sound isolation and flame retardance. <br>Using heated air recycle oven, strictly control the temperature of PU foaming and solidification in suitable range. <br>Using high-pressure foaming system, precise measurement, high stability, little dust in the locale, protect the worker&#039;s health. <br>Using 141B or Pentane as foaming agent. Instead of carbon chloral-fluoride, make the PU foaming treatment become an environmental production craft. <br>Special double belt conveyor, flat surface of sandwich panel, even thickness, anti-pattern <br>Operation system controlled by PLC computer, personal design and simple operation. <br> <br>Working Process Layout Of PU / PIR Sandwich Panel Production Line Manufacturing <br>Decoiling System <br>Decoiler transverse location---Lifting stage move outside---coil hoisting—lifting stage move inside---Lifting stage rise----Lifting stage car move to inside position---Decoiler axle expanding (---Pressing-arm press tightly)----Lifting stage reset position---decoiler uncoiling material <br>Filming Slitting And Cutting <br>Filming the plastic film on the panel surface.  The pre-cutter is used for cutting the single skin panel when it needs to change to be another profile. <br>Roll Forming System <br>There is one set roll forming machine for upper layer profiles. That is double head roll forming machine. The upper roll forming machine consists of two sets of forming rollers, one set of guiding system, one set of the transmission system, one set of frame. <br>Rockwool System <br>The rock wool system consists of rock wool lifting device, rock wool slitting device rock wool turning device, upper and lower foam spraying system, two components side sealing foaming machine, dust collecting device and conveyor, etc. <br>Pre Heating <br>Preheat the oven-----Adjust the temperature-----panel forwards-----Send panel into the oven-----Guiding roller transmission-----Measure the temperature of panel----Sent panel out of the oven <br>Foaming Accessories <br>Accessories of foaming system include sheet transmission conveyor, adhesive tape sealing device, sponge sealing device. <br>Double Belts System <br>DBL is mainly used to overcome the expansibility of foaming and make it solid, and decide panel thickness and production speed. Side belt is overcome horizontal expansion and decide the width of panel and guiding to the panels. <br>Bandsaw Cutting System <br>Motor power: 5.5kw Min. Cutting length: 2m (variable according to production speed)  Motor power for band saw moving: 1.5kw Max panel thickness: max. 250mm  Cutting distance: max.1200mm Total power: 20 kw <br>Cooling System <br>The cooling system consists of front and back conveyor, two sets of lifting belt conveyor, cooling processing conveyor and electric system. <br>Stacking System <br>There are sensors equipped on the front conveyor, two panels can be stacked at the same time if the length is less than 7.5m; one panel can be stacked if the length is more than 7.5m. <br>Packing System <br>It mainly consists of conveyor roller and packing machine. The wrapping device of packing machine is driven by a reducer motor, adopts gearwheel and toothed bar driving structure to rotate quickly to cover the film on the surface of products. <br>Electrical Control System Electric system is included in the machines. <br> <br>Profiles of Polyurethane Continuous Sandwich Panel Production Line <br>PU sandwich panel is used to make energy saving wall panel, energy saving roof panel, refrigeration house panel, garage door panel, etc. It is a potential building enclosed material with a broad use and a new type of energy saving material advocated by the ministry of construction. <br>#continuous#sandwich#panel#line <br>[a]https%3A%2F%2Fwww.jinggongmachine.com%2Fproducts%2Fpu-pir-continuous-sandwich-panel-production-line%2F[/a]