Caterpillar grader blade Curved Heat-treated 3G7966/5D9556/5D9557

Our aftermarket full sets of Caterpillar curved grader blade replacements are specially designed for Cat motor graders. Its curved profile is engineered to optimize soil rolling, material lifting and throwing performance during grading operations. Our aftermarket curved heat treated grader blades/cutting edges can resist bending and permanent deformation under heavy earthmoving, rock impact and continuous grading tasks.

Our Caterpillar motor grader bolt on cutting edges/grade blades through hardened guaranteed against breakage, the grader blade cutting edges have 0.5" thick, 0.625" thick,0.75" thick,1" thick. It takes 5/8 " grade 9 plow bolts and 5/8" nuts.

We can supply four bevel options for Caterpillar curved grader cutting edges:

A :Double Bevel Curved (DBC)：we adopt 33° standard double bevel on upper and lower edges, reversible 180°dual-life design.Can balance wear resistance and toughness.

B: Single Bevel Curved (SBC)：Single-sided bevel with square back edge, can achieve sharper cutting tip and lower penetration resistance while the disadvantage is Non-reversible.

C: Square Edge Curved：No bevel, full square blunt edge. Own maximum structural rigidity and anti-chipping performance, can resists minor rock impact and edge breakage.

D: Carbide Reinforced Curved：Double/single bevel base with tungsten carbide tiles welded on the working edge. High initial procurement costs ,but you will gain 3–5 times longer life than standard blades.

Thanks for your inquiry about Cat curved grader cutting edge. To quote precisely, please share your grader model, OEM part number, plate thickness and bevel requirement. I can send you price together with material & heat treatment test report immediately.