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3-Hole Trapezoid Metal Bond Diamond Grinding Segments for Concrete

Price range: R473.50 through R736.00

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ROX® 3-Hole Trapezoid Diamond Grinding Segments are professional metal-bond diamond tooling designed for concrete floor grinding, surface preparation and polishing applications.

These diamond grinding segments feature a 3-hole trapezoid configuration designed for compatible adaptor plates used with professional concrete and floor grinding machines. The segments are available in multiple diamond grits and bond hardnesses to suit different concrete conditions and grinding requirements.

With options for soft, medium, hard and extra-hard concrete, contractors can select the appropriate diamond bond and grit according to the surface being ground. Compatible magnetic and non-magnetic adaptor systems can also be used where the grinder and tooling plate support the required configuration.

CodeDescriptionGritConcreteColour
93/1/180METAL GRINDING SEGMENT30HardBlack
93/1/112METAL GRINDING SEGMENT30X HardGold
93/1/012METAL GRINDING SEGMENT30XX HardGold
93/1/208METAL GRINDING SEGMENT16MediumBlue
93/1/210METAL GRINDING SEGMENT30MediumBlue
93/1/211METAL GRINDING SEGMENT50MediumBlue
93/1/212METAL GRINDING SEGMENT100MediumBlue
93/1/306METAL GRINDING SEGMENT6SoftRed
93/1/308METAL GRINDING SEGMENT16SoftRed
93/1/310METAL GRINDING SEGMENT30SoftRed
93/1/410METAL GRINDING SEGMENT30X SoftWhite
What Is a 3-Hole Trapezoid Diamond Grinding Segment?


A 3-hole trapezoid diamond grinding segment is a metal-bond diamond tooling attachment designed to mount onto compatible floor-grinder adaptor plates using a three-hole configuration.

The trapezoid format provides a practical mounting configuration for professional concrete grinding machines and allows contractors to replace worn diamond tooling without replacing the complete adaptor system.

ROX® 3-hole trapezoid segments use two angled diamond bars and measure 40 x 10 x 10 mm. The angled configuration is designed to provide a consistent grinding pattern and can help reduce pronounced scratch marks compared with some alternative segment configurations.

Key Features
  • Professional metal-bond diamond construction
  • 3-hole trapezoid mounting configuration
  • Designed for compatible concrete and floor grinders
  • Compatible with suitable magnetic and non-magnetic adaptor plates
  • Two angled diamond bars per segment
  • 40 x 10 x 10 mm segment dimensions
  • Multiple diamond grit options
  • Multiple bond hardness options
  • Colour-coded concrete hardness identification
  • Suitable for soft, medium, hard and extra-hard concrete
  • Designed for concrete grinding and surface preparation
  • Suitable for concrete polishing preparation
Applications
  • Concrete floor grinding
  • Concrete surface preparation
  • Industrial floor preparation
  • Warehouse floor grinding
  • Commercial concrete floors
  • Concrete polishing preparation
  • Epoxy floor preparation
  • Floor coating preparation
  • Concrete levelling
  • Removal of surface imperfections
  • Aggregate exposure
  • Terrazzo grinding
  • Construction floor refurbishment
  • Industrial flooring projects
Who Should Use Diamond Grinding Segments?
  • Concrete grinding contractors
  • Industrial flooring contractors
  • Concrete polishing contractors
  • Epoxy flooring installers
  • Floor preparation specialists
  • Commercial flooring contractors
  • Warehouse flooring contractors
  • Construction contractors
  • Renovation contractors
  • Concrete surface preparation crews
FAQ

What are diamond grinding segments used for?

Diamond grinding segments are used with compatible floor grinders to grind and prepare concrete and other suitable mineral-based floor surfaces.

What is a 3-hole diamond grinding segment?

A 3-hole diamond grinding segment is a replaceable diamond tooling component designed to mount onto compatible three-hole adaptor plates used with concrete floor grinders.

What is a trapezoid diamond grinding segment?

A trapezoid diamond grinding segment is a shaped metal-bond diamond tool designed for compatible floor-grinder adaptor plates and used primarily for concrete grinding and surface preparation.

What does metal bond mean in diamond tooling?

Metal bond refers to the matrix that holds diamond abrasive particles within the grinding segment. Different metal bonds are selected according to concrete hardness and abrasiveness.

What grit diamond segment should I use for concrete?

The correct grit depends on the grinding stage and required surface result. Coarser grits are generally used for more aggressive grinding, while finer grits are used for further surface refinement.

Which diamond segments are best for hard concrete?

Hard concrete generally requires a diamond bond selected specifically for hard concrete so that the diamond particles can be exposed effectively during grinding. ROX® offers hard, extra-hard and extra-extra-hard concrete bond options.

Which diamond segments are best for soft concrete?

Soft or highly abrasive concrete generally requires a different bond from hard concrete. ROX® offers soft and extra-soft concrete options for matching the tooling to the surface condition.

Can these diamond segments be used with magnetic adaptor plates?

Yes, the segments can be used with compatible magnetic adaptor plates where the grinder and adaptor system support the required three-hole configuration.

Can these segments be used with non-magnetic adaptor plates?

Yes, the ROX® product is specified for compatible magnetic and non-magnetic adaptor systems.

What size are the ROX® 3-hole diamond segments?

The ROX® 3-hole trapezoid segments use two angled diamond bars and measure 40 x 10 x 10 mm.

Can diamond grinding segments be used for concrete polishing?

Yes. Metal-bond diamond tooling can be used during the grinding stages of concrete polishing before progressively finer tooling is used for surface refinement.

Can diamond segments be used to prepare concrete for epoxy?

Yes. Diamond grinding is commonly used to prepare concrete surfaces before floor coatings such as epoxy, provided the selected tooling and grinding process are suitable for the surface.
How to Choose Diamond Grinding Segment Grit


Diamond grit determines the aggressiveness and refinement of the grinding process. Coarser diamond grits are generally selected for faster material removal and initial grinding, while finer grits are used when a more refined grinding pattern is required.

GritTypical Purpose
6Aggressive grinding and heavy material removal
16Initial concrete grinding and surface preparation
30General-purpose concrete grinding
50Intermediate grinding and surface refinement
100Finer grinding and surface refinement

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