Tungsten Carbide TC Long Venturi Sandblasting Nozzle High Hardness HRA 89-92 for Abrasive Blasting Surface Preparation

Tungsten Carbide TC Long Venturi Sandblasting Nozzle

The Tungsten Carbide (TC) Long Venturi Sandblasting Nozzle is a premium abrasive blasting consumable designed for heavy-duty surface preparation and industrial cleaning. With HRA 89-92 hardness and a cobalt binder matrix, this nozzle delivers 15 to 30 times the service life of standard ceramic or cast iron nozzles, significantly reducing downtime and replacement costs in high-production environments.

Why Choose Tungsten Carbide?

• Extended Service Life: 300-500 hours of continuous blasting, dramatically outperforming ceramic (10-20 hrs) and cast iron (6-10 hrs) alternatives
• Consistent Bore Geometry: Minimal wear progression ensures stable air/abrasive flow and uniform blasting pattern throughout the nozzle lifespan
• High Hardness: HRA 89-92 tungsten carbide grade resists erosion from aluminum oxide, silicon carbide, garnet, and steel grit abrasives
• Long Venturi Design: Optimized internal geometry accelerates abrasive particles to supersonic velocities for maximum impact energy and productivity
• Double-Layer Protection: Heavy-duty aluminum alloy or stainless steel outer jacket protects the brittle carbide core from mechanical shock

Key Features

• Precision-Machined Orifice: Available in 6mm, 8mm, 10mm, and 12mm diameters to match different compressor capacities and blasting requirements
• Standard Thread Interface: 1-1/4 inch Contractor Thread compatible with most blasting hose couplings and deadman controls
• Optimized Venturi Profile: Converging-diverging bore accelerates abrasive media to maximum velocity with minimal pressure drop
• Wide Media Compatibility: Suitable for aluminum oxide, silicon carbide, garnet, steel grit, glass bead, and soda media
• Heat-Resistant Bonding: Cobalt binder maintains structural integrity at elevated blasting temperatures
• Lightweight Design: Aluminum jacket option reduces operator fatigue during extended manual blasting operations

Applications

• Industrial Surface Preparation: Rust and scale removal prior to painting or coating on steel structures, bridges, and pipelines
• Shipyard & Marine: Hull cleaning, weld preparation, and marine coating removal
• Foundry & Casting: Deburring, descaling, and surface finishing of cast metal parts
• Construction & Infrastructure: Concrete surface profiling, graffiti removal, and architectural restoration
• Automotive Restoration: Frame and chassis blasting, paint stripping, and rust removal
• Aerospace MRO: Coating removal and surface preparation on aircraft components

Technical Specifications

Performance Comparison

Packaging & Delivery

Each nozzle is individually packed in a protective plastic tube with foam cushioning to prevent damage during transit. Bulk orders are packed in export-grade corrugated cartons with internal dividers. Standard delivery: 3-5 working days for stock items, 10-15 working days for custom production orders.

Quality Assurance

Every batch undergoes dimensional inspection, hardness testing, and visual examination before shipment. ISO 9001:2015 certified manufacturing ensures consistent quality across all production runs. CE marked for European market compliance.

Why Choose High Broad?

• 15+ years of abrasive blasting consumables manufacturing expertise
• Direct factory pricing with no middleman markup
• Technical support for nozzle selection and blasting optimization
• Flexible OEM branding and custom packaging available
• Reliable supply chain with consistent stock availability

Contact us today for a competitive quotation, free sample request, or technical consultation on nozzle selection. We respond to all inquiries within 24 hours.