Home / Rock Drill Parts / Forging Process And 86778503 Flushing Nozzle Perfect Combination For Montabert HC28 Rock Drill

Forging Process And 86778503 Flushing Nozzle Perfect Combination For Montabert HC28 Rock Drill

Precision-Engineered Flushing Nozzle Housing for Montabert HC28 — Built for Reliability in Extreme Conditions

Montabert HC28 water port housing (Part No. 86778503) is a critical, corrosion-resistant component that ensures precise, leak-proof water delivery to the drill bit — enabling effective bit cooling, dust suppression, and extended equipment life in demanding underground and surface applications.

Machined from high-strength stainless steel or brass, it features tight-tolerance ports, vibration-resistant construction, and quick-service design — trusted across mining, tunneling, and infrastructure projects worldwide.

Key Advantages

  • Corrosion-resistant stainless steel or brass construction for long service life in wet, abrasive environments
  • Precision-machined flow channels ensure consistent, high-efficiency water delivery to the drill bit
  • Leak-proof sealing system prevents water loss and maintains optimal pressure at the cutting face
  • Compact, robust housing protects internal water lines and seals from impact and vibration damage
  • Designed for rapid maintenance — enables fast seal replacement and minimal downtime
  • Fully compatible with Montabert HC28 rock drill hydraulic and mechanical interfaces

Applications

  • Drill bit cooling during continuous hard-rock drilling operations
  • Dust suppression in confined or ventilation-limited tunnels and mines
  • Protection of hydraulic seals and water passages from abrasive slurry ingress
  • Integration into automated drilling rigs requiring stable water flow control
  • Retrofit and OEM replacement for HC28 fleet maintenance programs

Technical Specifications

Part Number86778503
Compatible ModelMontabert HC28 Rock Drill
Material OptionsAISI 304 Stainless Steel / CW617N Brass
Pressure RatingUp to 12 bar continuous
Sealing TypeDual O-ring (NBR/FKM optional)
Weight0.42 kg (approx.)
CertificationsISO 9001; RoHS compliant

FAQ

Is this housing compatible with all Montabert HC28 variants?
Yes — designed to meet original Montabert HC28 dimensional, port, and torque specifications across standard, long-reach, and high-pressure configurations.
What materials are available, and which is recommended for high-salinity environments?
Stainless steel (AISI 304) is standard; for marine or high-chloride conditions, we recommend upgraded AISI 316 or duplex stainless steel — contact engineering for custom quoting.
What is the typical lead time for bulk orders?
In-stock items ship within 48h; custom material or volume orders (50+ units) ship in 10–14 business days — expedited options available.
Does this housing include seals, or must they be ordered separately?
Each unit ships with factory-installed NBR O-rings; FKM (Viton®) or EPDM alternatives are available on request at no upcharge.
How does this housing improve dust control versus legacy designs?
Optimized internal flow geometry eliminates turbulence and pressure drop — delivering 18–22% higher water velocity at the bit interface for superior dust agglomeration and capture.

Detailed Description

The water port housing for the Montabert HC28 rock drill is a critical component that facilitates the connection and routing of water to the drill bit. This housing is specifically designed to manage water flow efficiently, ensuring effective cooling and dust suppression during drilling operations. Below is a detailed description and introduction to this component:

Description

The water port housing for the Montabert HC28 is typically made from high-strength, corrosion-resistant materials such as stainless steel, brass, or treated alloy steel. This ensures durability and reliable performance in harsh operating environments where exposure to water, pressure, and abrasive particles is constant.

The housing is designed with precision-machined ports and channels that securely house the water connection points. These ports are engineered to maintain a tight seal and ensure efficient water flow to the drill bit. The compact and robust design of the housing also protects internal components from damage due to vibration or external impacts during operation.

Key Features

  1. Durable Construction: Manufactured from corrosion-resistant materials to withstand prolonged exposure to water, pressure, and harsh drilling conditions.

  2. Efficient Water Flow: Precisely engineered channels and ports optimize water delivery, ensuring consistent cooling and dust suppression.

  3. Leak-Proof Design: Includes sealing features to prevent water leakage, ensuring that water is directed precisely where it is needed.

  4. Compact and Robust: The housing is designed to fit seamlessly into the Montabert HC28, providing structural protection for internal components.

  5. Easy Maintenance: The water port housing allows for quick access and replacement of seals or other components, minimizing downtime during maintenance.

Introduction

The water port housing in the Montabert HC28 rock drill is essential for integrating the water supply into the drilling system. Water plays a crucial role in maintaining the performance and longevity of the drill by cooling the drill bit and suppressing dust. This housing ensures that water is delivered efficiently and securely to the point of use.

By protecting the water connection system from external damage and ensuring a tight, leak-proof seal, the housing contributes to the reliability and effectiveness of the HC28 rock drill in demanding environments like mining, tunneling, and construction.

Applications

  • Cooling: Directs water to the drill bit to dissipate heat generated during drilling.
  • Dust Suppression: Helps control airborne dust for improved visibility and safety.
  • System Protection: Safeguards water lines and seals from wear and contamination.

Conclusion

The water port housing for the Montabert HC28 rock drill is a vital component that ensures efficient water management, enhancing the overall performance and reliability of the equipment. Its durable construction, leak-proof design, and easy maintenance features make it indispensable for maintaining optimal drilling efficiency in challenging conditions.

Ensure Uninterrupted Drilling Performance

Order genuine-spec HC28 water port housing today — backed by ISO-certified quality, 24-month warranty, and technical support from rock drilling specialists.

Get a Quote