A 1.2 mm thick cork combines the distinctive properties of cork and rubber to ensure one of the most unparalleled crack supression remedies available.  The addition of rubber to cork granules provides elasticity to the cork to absorb the stress of structural movement so the finished floor remains intact without cracking.  It is a superior bonding surface for thin-set and adhesives which also will eliminate cracks due to bond failure.  It adds some acoustical protection to your flooring system.

It can be installed over the entire concrete subfloor for total protection or just existing cracks without causing eneveness to the finished floor due to the thin nature of this product.

Installation is easy!  There is no messy mixing of materials.  It is applied with the standard cork adhesive glue.

Material Grade :
ROLL RUBBER
 
Binder :
POLYMERIC
 
Granule Size :
18/35 + REG. C/R 12/35 US Mesh
 
Thickness :
1.2mm (3/64")
 
Role Size :
250 Sq. ft. 
 
Physical Characteristics    
Hardness, Shore "A"
55 - 75
 
Specific Gravity
0,650
 
   kg/cu.m
650
 
Density    
    lbs/cu.ft.
 40.6
 
Compressibility at 400 psi (28kg/sq/cm) (%)
20 - 35
 
Recovery (min) (%)
80
 
Tensile Strength (min)    
    With grain   (psi)
200
 
                         (kg/sq. cm)
14.0
 
    Across grain (psi)
125
 
                            (kg/sq. cm)
8.8
 
Flexibility    
Original (F=5)
No Cracks
 
Oven aged 70 hrs. at 212* (100*C) (F=16)
No Cracks
 
Volume Change After Immersion %    
ASTM N*1 Oil 70 hrs at 212*F (100*C)
0 to +30
 
ASTM N*3 Oil 70 hrs at 212*F (100*C)
+30 to +70
 
ASTM Fuel A 22 hrs at R.T.
0 to +30
 
Compression Set %    
Method A - 22 hrs at 158*F (70*C) max
60
 
Test Method:
ASTM F 104 -89
 
Line Call-Out:
ASTM F 104 (F 219000-M1S9)
 
     
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