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structural engineering canal rehabilitation ground engineering hydro engineering tunnelling  
 
 

INJECTION RESINS

     
 
product groups and injection resin systems reactions characteristics application examples
SPESAN W injection resins (water stop resins)

SPESAN WL - SPESAN B

for permanent sealing of wet areas and very slow flowing water with simultaneous consolidation effect
setting time 1 h, at 20° C

after mixing low viscosity,

solid hardening without water contact,

foamed hardening with water contact

sealing and strengthening of masonry and concrete with honey combs
injection of injection hoses
crack injection
sealing of construction joins
sealing of water ingress in construction pits
plugging of leaking anchor heads
sealing of under water concrete slabs
sealing of canals and shafts
consolidation and sealing of rock and gravel layers for mining and tunnelling works
sealing of hydro-structures
consolidation of foundations
SPESAN WN - SPESAN B

for permanent sealing from water under pressure and consolidation
setting time 1 min, at 20° C

after mixing low viscosity,

solid hardening without water contact,

foamed hardening with water contact

SPESAN WS - SPESAN B

for permanent sealing from strong flowing water under pressure and consolidation
setting time 30 s, at 20° C

after mixing low viscosity,

solid hardening without water contact,

foamed hardening with water contact

SPESAN WV - SPESAN B

for permanent sealing from strong flowing water under pressure and simultaneous consolidation
setting time 1 min, at 20° C
  extreme reduction in setting time to ca. 5-10 s by adding SPESAN-CAT
 

after mixing low viscosity,

solid hardening without water contact,

foamed hardening with water contact

SPESAN V injection resins (consolidation resins)

SPESAN VS - SPESAN B
SPESAN VM - SPESAN B
SPESAN VN - SPESAN B
SPESAN VL - SPESAN B


for permanent consolidation and anchoring of dry fissured rock, gravel, concrete and masonry, after short time ready to take loads
setting time between 85 s and 25 min at 25° C

mixing viscosity 200 mPas at 25°C,

foams without water contact with a foaming rate of 1.8 to 3.0

fast consolidation of fissured rock in tunnel excavations
fast consolidation of gravel layers if the danger of land slides occurs of if land slides shall be secured / repaired
consolidation of foundations