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Regular  
Sunde 121
Sunde 123
Sunde 221
Sunde 223
Sunde 224
Sunde 322
Sunde 322 A
Sunde 323
Sunde 422
Sunde 620
Sunde 624 CG
Sunde 628
Sunde 629
Sunde 720
SE-Self Extinguishing  
 
Regular

SUNDE® - EXPANDABLE POLYSTYRENE (EPS)
  PRODUCT RANGE - REGULAR  
  Type Bead size (mm) Recommended min. foaming density,
kg/m³ ¹)
Typical density end  product, kg/m³ Application   
      Continuous prefoaming Batch prefoaming      
     
  121 1.6 - 2.8 14 12 12-30 Standard block moulding  
     
  123 1.6 - 2.8 13 11 12-30 Standard block moulding, low density  
     
     
  221 1.0 - 1.6 14 12 13-40 Block moulding, medium density  
     
  223 1.0 - 1.6 13 11 12-30 Block moulding, low density. Civil engineering application  
     
  224 1.0 - 1.6 13 11 18-40 Block moulding, high density  
     
     
  322 0.7 - 1.0 15 13 14-35 Shape moulding. Wall thickness >10 mm. Standard block moulding. Medium to high density  
     
  322A 0.5 - 1.0 15 13 16-35 Shape moulding. Wall thickness >10 mm. Standard block moulding. Medium to high density  
     
  323 0.7 - 1.0 14 12 13-30 Shape moulding. Wall thickness >10 mm. Block moulding. Low density  
     
  422 0.5 - 0.7 17 15 18-40 Shape moulding. Wall thickness >10 mm.  
     
  624 CG 0.3 - 0.5 23 21 25-80 Thin wall packaging. Drinking cups.  
     
  628 0.2 - 0.4 24 22 25-50 Porous bricks. Insulating plaster. Extrusion  
     
  620 0.3 - 0.5       For extrusion.  
     
  629 <0.5       For extrusion.  
     
     
  720 <0.3       For extrusion.  
         


  • BS EN 13163          • BS EN ISO 9001: 2008            • ISO 14001           
 
                                

    
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