Sandblasting

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sandblasting

[′san‚blast·iŋ]
(engineering)
Surface treatment in which steel grit, sand, or other abrasive material is blown against an object to produce a roughened surface or to remove dirt, rust, and scale.
(geology)
Abrasion affected by the action of hard, windblown mineral grains.

Sandblasting

Abrading a surface, such as concrete, by a stream of sand ejected from a nozzle by compressed air; used for cleaning up construction joints, or carried deeper to expose the aggregate.
References in periodicals archive ?
repair of mechanical seals of various manufacturers and designs in workshops of the contractor, including spare parts (No repair of complete pump units) Scope disassembly, cleaning, inspection, grinding, lapping, polishing, other mechanical processing, flatness testing, crack detection, glass bead blasting, exchange, reclamation and production of parts, surface protection, shrinking, gluing, welding, assembly, pressure and function testing including electronic logging of measurements of mechanical seals in various versions (component seals, single and double cartridge seals, bellows seals, agitator seals, special seals).
e: Anodizing, Passivation, Laser Marking, Bead Blasting, Electro Polishing, Heat Treating as well as Validated Implant Cleaning.
I did not go beyond using the 320-grit abrasive, as that was quite adequate to prepare the surface for bead blasting and bluing.
The PRO 920 PLUS TC Tire Changer features a larger and thicker turntable dismounting 10-22" rim and max, tire diameter 39"; an "s" linkage design, which moves turntable clamps and ensures firm, even grip on wheels; powerful under turntable cylinders that hold clamps firm; a taller vertical post, dismounting max, tire width 12"; a 40 amp rated silver contact universal reversing switch, a hexangular shaft made of hardened steel, preventing distortion when operating larger or low profile stiff tires, high quality steel foot pedal assembly; Rim clamps cast of fine alloy steel, and each of the 4 rim clamps have 2 air jets for maximum bead blasting efficiency.
CNC milling and turning is supported by in-house finishing for deburring, bead blasting, ultrasonic cleaning, and passivation.
With a background in metalwork, Thomas manages the powder coating and bead blasting workshop and the development of the company's four staff, while Dorothy looks after the accounts and the business administration.
This 30-year-old machine shop, does high-volume machining (annual volumes range from 50,000-1,000,000 pieces), plus bead blasting, and honing of various powdered metal and cast aluminum parts for major suppliers of automotive components such as timing sprockets, engine/drive line components and auto body parts.
Glenrock believes that bead blasting with aluminum oxide gives a finer finished product than glass bead.
The standard finish of the parts includes support removal, sanding and glass bead blasting for a smooth surface.
Additionally, we offer complete in-house product finishing ie: Anodizing, Passivation, Laser Marking, Bead Blasting, Electro Polishing and Heat Treating We also do Engineering, Product Assembly, Packaging and Inventory Control.
Tenders are invited for Nozzle For Bead Blasting, M/C No.