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OEM PIR PU Sandwich Panel Machine for Exterior Wall

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BLO machine  provide a special and differentiated service to all our clients that supplying production line along with various techniques and know-hows which are very useful to maintain and operate the equipment in actual work site.


Machine is to make the sandwich panel with the color steel sheet or galvanized sheet and the core of polyurethane.


The multi-layered laminator is consisted of the press and the rail stands. Two worktables move into the press and the other two stay on rail stands. Initially, put the top and the bottom sheets inside of mould frames and then seal, after that, feed the worktables into the press. When worktables inside the press moves out orderly, the other two feed in at the same time. Upon the finish of feeding, the press will close and slant at a angle, waiting for injecting PU raw materials from the PU mixing head into different panels. Meanwhile materials start foaming and curing. At this time, mould frames on worktables moved out for taking out the finished products.


Specification of Sandwich Panel Line

Kind of products

Interior wall, Exterior wall, Corrugated roof, Siding, Metal, Tiled roof and more

Density of core material

Standard 35K±5 · 40K±5

Production speed

Average 4~12m/min

Annual capacity

About 1,000,000㎡

Necessary dimension

Approximately W20m x L120m x H7m

Required electric power

About 400kw

Required air pressure

Minimum 6~7bar


Sandwich panel line Composition

Step 1.

Decoiling system

Step 2.

Roll forming system

Step 3.

PU/PIR foaming system

Step 4.

Double belt slat conveyor(caterpillar) system

Step 5.

Cutting system

Step 6.

Cooling system

Step 7.

Stacking system

Step 8.

Wrapping system



Panel Profile

  • NO:1 Wankun Road, Xinba Industrial Zone, Xibei Town, Xishan district, Wuxi city, Jiangsu, China
  • Whatsapp

    +86-17768307386