Sand Blasting Spares

Boron Carbide Venturi Nozzle 4 mm

4.6(38 reviews)Verified Supplier
Get Latest Price / UnitPrice on requestMOQ: 1 pc
TypeSand / shot blasting spare
FitmentConfirm make & model
MaterialAs per drawing / OEM
MOQ1 pc
WarrantyAs applicable
AvailabilityConfirmed on enquiry
DeliveryDomestic & export
  • Tested before dispatch
  • Demo / site visit
  • Installation support
  • GST invoice
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Quality testedChecked before dispatch
Quote in 24 hrsPrice, stock, delivery
Demo / site visitSee it before you buy
Service & sparesSupport after install

Sizes & Price

Compare size and fitment — then get the best price.

SizeFitsMaterialBest for
Heavy duty Production lines As specified Long life

Specifications

Technical details for planning, quotation and supply.

ProductBoron Carbide Venturi Nozzle 4 mm
Product NameBoron Carbide Venturi Nozzle
Orifice / Bore Size4 mm
Nozzle MaterialBoron Carbide
Nozzle TypeVenturi (Converging-Diverging)
Compatible EquipmentStandard Sand Blasting Machines, Blast Cabinets
Thread Connection TypeNot specified
Overall LengthNot specified
Entry DiameterNot specified
Exit DiameterNot specified
PackingIndustrial packing

Product description

Details buyers use to confirm grade, use and supply.

Why Choose a Boron Carbide Venturi Nozzle?

In industrial blasting, the nozzle is the point where kinetic energy is transferred to the abrasive. A venturi nozzle features a converging inlet, a defined throat, and a diverging outlet. This internal geometry accelerates the air-abrasive mixture to supersonic speeds at the exit, producing a concentrated, high-velocity blast pattern that covers more surface area per pass compared to a straight bore nozzle.

The choice of boron carbide as the material of construction is deliberate. With a Knoop hardness rating significantly higher than tungsten carbide, boron carbide liners withstand the erosive forces of sharp, hard abrasives. This makes the Boron Carbide Venturi Nozzle 4 mm a workhorse component for heavy-duty blasting, offering a measurable increase in service life and a reduction in the cost per hour of operation.

Performance and Wear Life Factors

While boron carbide provides outstanding wear resistance, the actual service life of a 4 mm nozzle depends on several operational variables. Higher blasting pressures, the use of aggressive abrasives like aluminum oxide, and the condition of the compressed air supply all influence wear rates. A consistent, dry air supply is essential to prevent premature nozzle failure and maintain peak efficiency.

Regular inspection of the nozzle bore is recommended. As the orifice wears, it loses its venturi profile, leading to a drop in blasting pressure, increased air consumption, and a narrower, less effective blast pattern. Replacing the nozzle when the bore shows visible enlargement or uneven wear is a simple way to keep your blasting operation running at its rated capacity.

About SPA2Z — Your Source for Boron Carbide Venturi Nozzle 4 mm

SPA2Z supplies industrial blasting spares to contractors, workshops, and manufacturers who depend on reliable, long-lasting wear components. We understand that a nozzle is not just a commodity—it is a critical factor in your blasting efficiency and operating cost. Our focus is on providing you with a Boron Carbide Venturi Nozzle 4 mm that meets the material grade and dimensional requirements for your specific machine.

We support your procurement process with straightforward technical assistance. Whether you need to confirm the thread connection type, verify the overall length for your blast gun, or discuss the suitability of this nozzle for a particular abrasive media, our team is ready to help. Request a quote today to get the right nozzle for your blasting setup.

Applications

Where these spares are commonly fitted.

Abrasive Blasting

Primary component in portable and cabinet blasting systems for surface preparation, cleaning, and profiling before coating.

Surface Preparation

Used in shipyards, structural steel fabrication, and concrete restoration to achieve required surface cleanliness and anchor profiles.

Foundry & Casting Cleaning

Removes sand, scale, and burrs from castings and forgings in foundry fettling operations.

FAQ

How do I know which size to choose?
Choose the bore or size that matches your compressor capacity and the work you do. Use the size table on the product page, or send a photo of your old part and we will confirm.
Will this spare part fit my machine?
Use the fit checker on the product page when available. If your machine is not listed, send the model or a photo and we will check the fit before you order.
Can I order more than one piece?
Yes. Enter the quantity and choose Pcs, Set or Box in the quote form for single or bulk orders.
How do I get the price and delivery time?
Choose your size and quantity, then share your location in the quote form. We reply within 24 hours with the price and delivery time.
Need a price? Ask us here.