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Chemical injection mortar Concrete Multi WIT-UH 300
Chemical injection mortar Concrete Multi WIT-UH 300 - 1
Chemical injection mortar Concrete Multi WIT-UH 300 - 2
Chemical injection mortar Concrete Multi WIT-UH 300 - 3
Chemical injection mortar Concrete Multi WIT-UH 300 - 4

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Chemical injection mortar Concrete Multi WIT-UH 300

High-performance mortar for concrete and post-installed rebar connections

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Available in 4 versions

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Variants

  • Two-component reactive resin mortar, urethane vinyl ester hybrid mortar, styrene-free

  • Individual fixing point in cracked and uncracked concrete, seismic performance category C1 (M8 to M30) and C2 (M12 to M24): Anchor rod W-VI-A, anchor rod W-VD-A, standard threaded rod with acceptance test certificate 3.1, female thread anchor W-VI-IG

  • Areas subject to the German Federal Water Act (Wasserhaushaltsgesetz - WHG): Würth injection system WIT-UH 300 (bonded anchor) for use in uncoated LI/LIP concrete surfaces in SFH facilities

  • Post-installed rebar connection
Proof of Performance
  • European Technical Assessment ETA-17/0127: Individual fixing point + cracked and uncracked concrete (anchor rod W-VI-A, anchor rod W-VD-A, standard threaded rod with acceptance test certificate 3.1, female thread anchor W-VI-IG), seismic performance category C1 (M8 to M30) and C2 (M12 to M24)

  • European Technical Assessment ETA-17/0036: Post-installed rebar connection (REBAR)

  • European Technical Assessment ETA-23/0699: Post-installed rebar connection with improved bond and splitting failure when subjected to static action

  • General type approval Z-74.8-207: Würth WIT-UH 300 injection system for use in uncoated LI/LIP concrete surfaces in SFH facilities (anchorage in sealing surfaces subject to the German Federal Water Act)

  • General type approval Z-21.8-2156: Post-installed rebar connection subject to fatigue-inducing action
Application area
Fastening of railings
Wooden structures
Post-installed rebar connection (REBAR)

Create the drill hole

Make the drill hole using Würth hollow drill bit, there is no need for hole cleaning

Clean the drill hole:


Blow out 2x with oil-free compressed air (min. 6 bar)/brush out 2x/blow out 2x with oil-free compressed air (min. 6 bar)

Cut anchor rod to length and mark the desired insertion depths

Screw mixer onto cartridge

Discard the first section of mortar (until the mortar is uniformly coloured - approx. 10 cm)

Fill injection mortar starting from base of drill hole

Press in anchor rod up to drill hole base while turning slightly

Visual check of mortar volume, embedment depth mark

Observe the injection mortar curing time

Install component, apply installation torque

  • European Technical Assessment ETA-17/0127: Individual fixing point + cracked and uncracked concrete (anchor rod W-VI-A, anchor rod W-VD-A, standard threaded rod with acceptance test certificate 3.1, female thread anchor W-VI-IG), seismic performance category C1 (M8 to M30) and C2 (M12 to M24)

  • European Technical Assessment ETA-17/0036: Post-installed rebar connection (REBAR)

  • European Technical Assessment ETA-23/0699: Post-installed rebar connection with improved bond and splitting failure when subjected to static action

  • General type approval Z-74.8-207: Würth WIT-UH 300 injection system for use in uncoated LI/LIP concrete surfaces in SFH facilities (anchorage in sealing surfaces subject to the German Federal Water Act)

  • General type approval Z-21.8-2156: Post-installed rebar connection subject to fatigue-inducing action