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2. Vulcanized fibre - Wikipedia

   en.wikipedia.org/wiki/Vulcanized_fibre

   As it is stronger in thin sections between mechanically rigid components, rather than relying on its own strength, it has mostly been used as washers, gaskets, and a variety of shims or packing pieces. Fibre washers are one of the cheapest conformal elastomer gaskets for sealing pipe unions and general plumbing work. They swell slightly with ...

3. Rebar spacer - Wikipedia

   en.wikipedia.org/wiki/Rebar_spacer

   A concrete spacer with a plastic clip in use Concrete spacers in a precast element Diaphragm wall block on rebar for a Diaphragm wall A rebar spacer is a short, rod-like device used to secure reinforcing steel bars, or rebar , within cast assemblies for reinforced concrete structures.

4. Anchor bolt - Wikipedia

   en.wikipedia.org/wiki/Anchor_bolt

   The simplest – and strongest – form of anchor bolt is cast-in-place, with its embedded end consisting of a standard hexagonal head bolt and washer, 90-bend, or some sort of forged or welded flange (see also stud welding). The last are used in concrete-steel composite structures as shear connectors. [6]

5. Shim (spacer) - Wikipedia

   en.wikipedia.org/wiki/Shim_(spacer)

   Pre-cut metal shims, all with a thickness of 1.00 millimeter. Many materials make suitable shim stock (also often styled shimstock), or base material, depending on the context: wood, stone, plastic, metal, or even paper (e.g., when used under a table leg to level the table surface).

6. Washer (hardware) - Wikipedia

   en.wikipedia.org/wiki/Washer_(hardware)

   This type of washer is especially effective as a lock washer when used with a soft substrate, such as aluminium or plastic, [8] and can resist rotation more than a plain washer on hard surfaces, as the tension between washer and the surface is applied over a much smaller area (the teeth). There are four types: internal, external, combination ...

7. Voided biaxial slab - Wikipedia

   en.wikipedia.org/wiki/Voided_biaxial_slab

   Concrete is poured around these plastic forms to create internal voids in the slab A voided biaxial slab installation in Turkey. Voided biaxial slabs, sometimes called biaxial slabs or voided slabs, are a type of reinforced concrete slab which incorporates air-filled voids to reduce the volume of concrete required.

8. Parts washer - Wikipedia

   en.wikipedia.org/wiki/Parts_washer

   A parts washer is a piece of equipment used to remove contaminants or debris, such as dirt, grime, carbon, oil, grease, metal chips, cutting fluids, mold release agents, ink, paint, and corrosion from workpieces. Parts washers are used in new manufacturing and remanufacturing processes; they are designed to clean, degrease and dry bulk loads of ...

9. Polymer concrete - Wikipedia

   en.wikipedia.org/wiki/Polymer_concrete

   Polymer concrete is a type of concrete that uses a polymer to replace lime-type cements as a binder. One specific type is epoxy granite , where the polymer used is exclusively epoxy . In some cases the polymer is used in addition to portland cement to form Polymer Cement Concrete (PCC) or Polymer Modified Concrete (PMC). [ 1 ]