Joint Widening

Protech Diamond Tools Canda designs and manufactures joint widening blades for a variety of aggregates and cutting conditions.  Concrete & asphalt widening blades engineered with wide segments to maintain a consistent width and provide a clean, structural edge for sealant & crack chasing  applications.

Joint Windening Blade Protech Diamond
image of asphalt cut by blade

Slab Saw Floor Saw Joint Widening Applications

Joint Preparation for Resealing
Removes failed sealant from existing joints in concrete and asphalt.
→ Ensures a clean channel for proper adhesion.

Crack Routing & Repair
Opens random cracks before filling.
→ Helps repair material fully bond and extend joint life.

Expansion Joint Creation (Green Concrete)
Widens early cuts in new pours.
→ Creates functional joints that prevent uncontrolled cracking.

Traffic Loop Installation
Cuts clean, consistent slots for sensor wiring.
→ Ideal for roads, parking lots, and runways.

 Joint Cleaning
Clears debris, dirt, and contamination.
→ Improves adhesion of sealants and epoxies.

Decorative Beveling / Chamfering
Creates a clean chamfered edge along joints.
→ Reduces edge chipping and improves finish.

  • kerf thickeness ( .250″ 6.35mm, .500″ 12.7mm, .375″ 9.55mm) custom sizes available as contact us
  • diamond matrix can be customized for a variety of materials & aggregates. Bridge deck, Precast, Green concrete, Asphalt, Heavy steel.
  • Designed and Manufactured in Calgary Alberta Canada!
  • Application: Resealing old joints, Preparing for Joint Fillers, Rout and repair cracks, Installing traffic loops, Chamfering/ Bevel Edges, Fixing Spalled Joints
  • check out our tuck point blades for grinder appliactaions
  • diamond segments are precision lazer welded
  • blade core is tensioned for bettter tracking in the cut.
  • Designed for fast cutting and long life.
Joint Windening Blade Segment

Not sure which blade to order? Reach out to a Canadian factory-trained representative today. Robbie Sales AB, SK, MB 587-433-8702 | Medhi BC 778-200-2978 | David Tech 403-607-8830 | Gordon Ontario & Maritimes 416-801-7223 | Robert Québec 819-803-2492

Protech Diamond Tools