Unit 1304-3,Buiding 59,Phase III,Xiamen Software Pack Xiamen,China     admin@yumisteel.com      +86-592-6095031

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25mm Z Lock EPS Insulation Wall Sandwich Panel

We made EPS sandwich panels since 1993,which is durable and cheap.We have experienced sales,product development and engineer technical team here to offer you our professional advice and reliable products.
  • 950/1150

  • Yumi steel

  • 72104900

1. Product overview:

25mm Z lock EPS sandwich panels is what we newly developed for saving cost of building construction,which is combined by steel sheets and expanded polystyrene,and can be in different color to meet customers’ different requirement.This kind of Steel polystyrene sandwich panels is also called precast sandwich panel,it’s combined by steel sheets on two sides and EPS as core material.Using EPS core material could make sandwich panels in lightweight and easily lifted and installed.

2. Product specs:


25mm EPS wall sandwich panels

Steel sheet thickness:


EPS thickness:


EPS density:


Effective width:


Regular color:

White/Sea blue/DK grey/Sliver grey/White silver grey/Iron grey

Special color:

Could be customized


Max 5.8 meters for 20FT container;

Max 11.8 meters for 40FT container.

Fire resistant level:


Installation accessories:

Aluminum U channels,self screws,etc.

3. Panel application:

EPS insulated sandwich panels is mainly used as external wall panels for perfab buildings,for example container houses,temporary office,mobile houses,steel warehouse,storage boxes,etc.We could offer you installation instruction.

4. Product advantages:

1) Light weight for making construction easily;

2) Cost saving,because of 25mm thickness;

3) Fire safety,because our EPS sandwich panels is including flame retardant,the fire resistant level is B1;

4) Fast construction,the installation way is very convenient;

5) Long life time,we used Bao steel or Guanzhou steel brand for our sandwich panels,which could ensure the surface steel sheets could be long life and color won’t be easily faded away.

5. Joint way:

Z lock joint way for EPS wall panels,it’s elegant and without space,which is increasing the sound insulation function.

6. Packing&Storage on-site:

Our sandwich panels is protected with PVC film,to avoid panel damage on surface.For loading we will put foam between insulated panels to protect panels’ collision.

For site storage,please check as follows:

1) Outdoor storage should not exceed two months,otherwise it will have bad effects on steel sandwich panels’ quality and appearance;

2) The insulated sandwich panel bundles shall be stacked with a slight slope,in order to make water drip off the panels.Plastic film on both ends of panels shall be removed to achieve ventilation.Then all insulation sandwich panels bundles shall be covered with waterproof cloth;

3) The place where the panels are stacked and stored shall be smooth,clean and dry without water.Especially no water enter the rock wool sandwich panels,otherwise panels will be broken.Because rock wool is one kind of steel panels that must be leave without water;

4) The NO. Of panel bundles stacked together can’t be exceeded 2 packages,and should not last over 30days,in order to make sure metal panels are in good status before installation.s

7. Regular color for metal sandwich panels:

Our regular color for EPS foam sandwich panels is as above color swatches,color range is including White grey, Silver grey, White sliver grey, Iron grey , Dark grey, Sea blue.

Warmly welcome you to choose which color will be suitable for your project.Also if you didn’t require for special coating type,like PVDF,HDP,SMP coating,we could accept 500 meters per color as minimum order quantity.

For other special color swatches,please try to offer us the color reference in RAL color swatches NO.,then we could follow it easily.Thank you for your kind cooperation.

8. Quick inquiry:

Please let us know about the following details,then we could offer you exact price very soon.

1) Panel type(Roof or Wall):

2) Steel sheet thickness(0.3-0.7 mm):

3) Steel sheet color:

4) EPS thickness(Wall type: 25 /50 /75 /100 /150 / 200 mm,Roof type : 50 /75 /100 /150 /200 mm):

5) EPS density(8-20kg/m³):

6) Order quantity(M/M²):

Then please send us all these details to our e-mail address: admin@yumisteel.com ,and we will get back you within 24hours.


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