CRACKBOND® LR-321, LR-321G & LR-321LPL

LR-321 Formulas Offer Versatility for Various Crack Injection Applications

LR-321 family of epoxies offer versatility for various crack injection applications. LR-321 & LR-321LPL are low viscosity formulas with LR-321LPL offering a longer pot life for larger repairs. LR-321G is a thixotropic formula for blind side injection.

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  • Various formulas available to cover a wide range of applications
  • Moisture tolerant
  • Cures with virtually no shrinkage and bonds to most surfaces
  • Can be used as an epoxy primer/sealer
  • Wets out aggregate for mortar applications
  • UL Certified – Drinking Water System Components to NSF/ANSI 61

CRACKBOND® LR-321

  • Low viscosity – 500 cP
  • ASTM C881 Type I, II, IV & V Grade 1, Class C; AASHTO M235

CRACKBOND® LR-321G

  • Thixotropic medium viscosity – 4500 cP

CRACKBOND® LR-321LPL

  • Packaged in bulk for larger repairs
  • Low viscosity – 200 cP
  • Long pot life for coating applications or filling reservoir ports
  • ASTM C881 Type I, II, IV & V Grade 1, Class C; AASHTO M235
LR 321
Size Part No. Qty
6.1 fl. oz. A6-LR321N 12
15.9 fl. oz. A16-LR321N 10
102 fl. oz. Kit BUG-LR321 1
3 Gal. Kit B3G-LR321 1
LR 321 LPL
102 fl. oz. Kit BUG-LR321LPL 1
LR 321 G
15.9 fl. oz. A16-LR321GN 10

View Gallery of Available Packaging

Part No. Description
LR 321
TM9HD 9 oz. Manual Dispensing Tool for 6.1 oz. Cartridge
TM16HD 16 oz. Manual Dispensing Tool for 16 oz. Cartridge
TB16HD-A 16 oz Battery Tool (16 oz cartridge)
TA16HD-A 16 oz. Pneumatic Dispensing Tool
T12CSREZ Nozzle & Flow Control for 6.1 oz. Cartridge
T12CSREZ-3PK 3 pack T12CSREZ; 12 each 3-packs per case (36 nozzles)
T12LV Nozzle & Flow Control for 16 oz. Cartridge
T12LV-3PK 3 pack T12LV; 12 each 3-packs per case (36 nozzles)
LR 321 G
TM16HD 16 oz. Manual Dispensing Tool for 16 oz. Cartridge
TB16HD-A 16 oz Battery Tool (16 oz cartridge)
TA16HD-A 16 oz. Pneumatic Dispensing Toolfor 16 oz. Cartridge
T-CSRV2 Nozzle For 16 oz. LR321GEL Cartridge
T-CSRV2-3PK 3 pack T12LV; 12 each 3-packs per case (36 nozzles)

View Gallery of Dispensing Tools & Accessories

Downloads

Dispensing Tools & Accessories

Available Packaging