Hardened spacers are precision-machined components designed to maintain accurate spacing between parts in mechanical and construction assemblies. Manufactured from high-strength hardened steel or alloy materials, they offer excellent durability, wear resistance, and load-bearing capability. In marble, granite, and tile installation systems, hardened spacers ensure perfect alignment, uniform gaps, and structural stability. They are widely used in construction, machinery, and industrial applications where precision and long-term performance are critical.

Material

• Hardened Carbon Steel
• Alloy Steel (Heat Treated)
• Stainless Steel (SS304 / SS316 – optional)

Hardness

• 40–60 HRC (depending on grade)
• Heat-treated for high wear resistance

Design Type

• Cylindrical spacers
• Flat / step spacers (custom options available)
• Precision machined for uniform thickness

Size Range

• Outer Diameter (OD): 5 mm – 100 mm
• Inner Diameter (ID): 2 mm – 50 mm
• Thickness / Length: 1 mm – 50 mm
• Custom sizes available as per requirement

Tolerance

• High precision tolerance: ±0.01 mm to ±0.05 mm

Surface Finish

• Smooth machined finish
• Zinc plated (corrosion resistant)
• Black oxide coated
• Passivated (for stainless steel)

Key Features

• High hardness and wear resistance
• Precise spacing and alignment control
• Withstands heavy load and pressure
• Corrosion and rust resistance
• Long service life in construction environments

Applications (Marble & Tile Construction)

• Marble and granite flooring installation
• Tile spacing and leveling systems
• Façade cladding alignment systems
• Structural gap maintenance in assemblies
• Construction fastening and support systems