















HOLDWIN Boron Carbide Sandblasting Nozzle – 3–12mm Replacement Tips for Sandblaster Guns
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Description
Product Overview
The HOLDWIN Boron Carbide Sandblasting Nozzle is designed for sandblasting guns and abrasive blasting equipment. It is suitable for a wide range of applications, including rust removal, paint stripping, surface cleaning, and industrial surface preparation.
Made from high-hardness boron carbide (B4C), this nozzle offers excellent wear resistance, low density, low thermal conductivity, and high strength, making it a durable choice for demanding abrasive blasting applications.
Multiple bore sizes are available to meet different blasting equipment, abrasive media, and application requirements.
Product Highlights
1. Durable Boron Carbide Construction
Made from boron carbide (B4C), the nozzle features high hardness and excellent wear resistance to withstand continuous abrasive blasting.
It is designed for demanding and long-duration blasting applications.
2. Long Service Life
The estimated service life varies depending on the abrasive media:
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Steel Shot: Approx. 2,000–2,500 hours
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Quartz Sand: Approx. 1,000–1,500 hours
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Corundum: Approx. 500–1,000 hours
Actual service life may vary depending on abrasive type, abrasive size, blasting pressure, operating time, and working conditions.
3. Helps Maintain a Consistent Bore
As a blasting nozzle wears, its internal bore can gradually become larger, which may affect abrasive flow and blasting performance.
The excellent wear resistance of boron carbide helps the nozzle maintain a more stable internal bore for longer, supporting consistent blasting performance.
4. Reduces Nozzle Replacement Frequency
The extended wear life can help reduce the frequency of nozzle replacement, potentially lowering:
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Replacement costs
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Equipment downtime
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Maintenance work
Spend less time replacing worn nozzles and more time completing your blasting projects.
5. Helps Reduce Excessive Air Consumption
A severely worn nozzle can develop a larger internal bore, which may increase compressed air consumption.
Using a wear-resistant nozzle can help reduce the additional air demand caused by excessive nozzle wear and may help reduce the operating load on your air compressor.
6. Low Thermal Conductivity
Boron carbide has low thermal conductivity and is suitable for demanding abrasive blasting environments and extended blasting operations.
Product Specifications
| Specification | Details |
|---|---|
| Brand | HOLDWIN |
| Product Type | Boron Carbide Sandblasting Nozzle |
| Material | Boron Carbide (B4C) |
| Length | 35 mm / 1.38 in |
| Outer Diameter (OD) | 20 mm / 0.79 in |
| Bore Diameter (ID) | 3 / 4 / 5 / 6 / 8 / 10 / 12 mm |
| Color | Black |
| Quantity | 1 Piece |
| Density | ≥2.48 g/cm³ |
| Microhardness | ≥3500 kgf/mm² |
| Flexural Strength | ≥400 MPa |
| Melting Point | 2450°C |
Different bore sizes can be selected according to your sandblasting equipment, abrasive media, and project requirements.
Compatibility Note: Please confirm the required nozzle length, outer diameter, bore diameter, and connection type of your sandblasting gun before ordering.
Reference Service Life by Abrasive Media
| Abrasive Media | Approx. Service Life |
|---|---|
| Steel Shot | 2,000–2,500 hours |
| Quartz Sand | 1,000–1,500 hours |
| Corundum | 500–1,000 hours |
Note: These figures are for reference only. Actual service life may vary depending on abrasive size, blasting pressure, blasting distance, operating time, and equipment conditions.
Applications
The HOLDWIN Boron Carbide Sandblasting Nozzle is suitable for:
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Rust removal
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Paint stripping
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Surface cleaning
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Casting cleaning
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Metal surface treatment
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Industrial abrasive blasting
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Surface preparation before coating
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Automotive parts restoration
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Machinery maintenance
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General abrasive blasting applications
Package Includes
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1 × HOLDWIN Boron Carbide Sandblasting Nozzle
Keep Your Blasting Setup Ready
Reduce the hassle of frequent nozzle replacement and keep your abrasive blasting equipment ready for demanding jobs.
HOLDWIN Boron Carbide Sandblasting Nozzle
Long-Lasting · Wear Resistant · Multiple Bore Sizes · Built for Abrasive Blasting
Choose the right HOLDWIN Boron Carbide Nozzle for your sandblasting setup and get ready for your next project!
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FAQ
These are the most frequently asked questions from our customers regarding our sandblasting accessories. Have any other questions? Please contact our customer support.
Our customer support hours are Monday to Saturday.
Average response time: 24 hours.
Does this helmet provide comprehensive protection and maintain visibility under prolonged abrasive operations?
Yes. The helmet is engineered to shield the entire head, face, and eyes from abrasive rebound and dust. It includes a replaceable visor to ensure sustained clear visibility during extended blasting sessions.
How is nozzle wear assessed, and what materials ensure optimal durability?
Nozzle wear is indicated by decreased blasting efficiency or visible erosion. Our nozzles are manufactured from high-durability ceramic or tungsten carbide to maximize lifespan under continuous abrasive conditions.
Are these gloves engineered for abrasion resistance and long-term operational safety?
Yes. Constructed from heavy-duty rubber with extended cuffs, the gloves protect hands and forearms from mechanical wear, abrasive media, and dust ingress, ensuring safe and reliable operation.
What are the operational specifications for pressure and compatible abrasive media?
The pneumatic sandblasting gun is compatible with standard compressors (typically 60–120 PSI) and supports a wide range of abrasive media including aluminum oxide, glass beads, silicon carbide, and steel grit, suitable for professional surface preparation.