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P80 Plasma Cutting Nozzle Protective Cover for Plasma Cutting Gun

P80 Plasma Cutting Nozzle Protective Cover for Plasma Cutting Gun

The P80 Plasma Torch is a key consumable accessory designed specifically for Panasonic's P80 series air plasma cutting torches, and is widely used in plasma cutting machines such as the LGK-100 and LGK-120. This protective cover is precision-fired from high-quality ceramic material and is a core component ensuring cutting quality and extending torch life.

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P80 Plasma Cutting Nozzle Protective Cover for Plasma Cutting Gun

Product Description

The P80 Plasma Cutting Torch is a core consumable accessory for industrial cutting, made with 95%/99% high-purity alumina ceramic as its core material. Specifically designed for the P80 cutting torch, it is compatible with mainstream plasma cutting machines such as the LGK-80/100/120 and is widely used in various metal cutting scenarios, including sheet metal manufacturing, steel structures, heavy machinery, and hardware processing. It effectively isolates high-temperature molten slag, protects the electrode nozzle to extend accessory life, while constraining the plasma arc and improving cutting accuracy and stability. It also boasts excellent high-temperature resistance, high insulation, and wear resistance. Easy to install and highly versatile, it is a key industrial consumable for ensuring cutting efficiency, reducing consumable costs, and guaranteeing operational safety. It meets environmental standards and is suitable for global market demands.

 

Product Parameters

Parameter Categories Regular/95 Porcelain High-end/99 Porcelain Remark
Main Material 95% high-purity alumina ceramic (Al₂O₃ ≥95%) 99% high-purity alumina ceramic (Al₂O₃ ≥99%) 99% porcelain has superior high-temperature resistance, better insulation, and a longer lifespan.
Applicable Cutting Torch Models P80 Air Plasma Cutting Gun P80 Air Plasma Cutting Gun Do not use with other models such as AG60/SG55.
Power Compatible with Cutting Machine LGK-80/100/120 (80A-120A) LGK-80/100/120 (80A-120A) Maximum compatibility with 120A high-current cutting conditions
Thread Specifications Standard M16×1.5 internal thread (industry-standard) Standard M16×1.5 internal thread (industry-standard) Some custom models have adjustable thread specifications.
Temperature Resistance Instantaneous temperature resistance ≥2000℃, long-term operating temperature ≥1600℃ Instantaneous temperature resistance ≥2200℃, long-term operating temperature ≥1700℃ Meets the requirements of high-temperature plasma arc operation
Volume Resistivity ≥1×10¹²Ω ·cm(25℃) ≥1×10¹³Ω ·cm(25℃) Excellent insulation performance, eliminating the risk of short circuits.
Hardness (Rockwell HRA) ≥88    HRA ≥90 HRA High hardness, wear-resistant, and resistant to slag erosion
Flexural Strength ≥350    MPa ≥400 MPa Impact resistant, thermal shock resistant, and not prone to cracking.
Coefficient of Thermal Expansion ≤7.5×10-/℃(25-800℃) ≤7.0×10-⁶/℃(25-800℃) Low thermal expansion, dimensional stability
Standard Dimensions (outer diameter × height × inner diameter) 22mm×20mm×16mm (General Purpose) 22mm×20mm×16mm (General Purpose) Different sizes are available (such as extended versions, versions with larger apertures).
Applicable Cutting Thickness Carbon steel: 1-50mm; Stainless steel: 1-40mm; Aluminum plate: 1-30mm Carbon steel: 1-50mm; Stainless steel: 1-40mm; Aluminum plate: 1-30mm. Thicker plates have a longer cutting life. Cutting thickness is related to current and gas pressure.
working Gas Compressed air (mainstream), nitrogen, argon (special operating conditions) Compressed air (mainstream), nitrogen, argon (special operating conditions) The gas requirements of the cutting machine must be matched.

 

Product Features

1. Excellent High-Temperature Resistance: Utilizing high-purity ceramic material, it possesses excellent high-temperature resistance, allowing stable operation in plasma arc environments reaching tens of thousands of degrees Celsius, effectively protecting the internal electrodes and nozzle components from thermal damage.

 

2. Superior Insulation Properties: The ceramic material exhibits excellent electrical insulation properties, preventing arc leakage, ensuring a concentrated and stable plasma arc, and improving cutting accuracy and kerf quality.

 

3. Contact Type: The P80 ceramic protective cover offers a contact type version, allowing the cutting nozzle to directly contact the workpiece surface for cutting. It is particularly suitable for:

* Cutting scrap metal

* Cutting grid plates and patterned plates

* Scenarios requiring lifting during cutting

* Improving cutting stability and ease of operation

 

4. Precise Gas Flow: The scientifically designed internal structure of the protective cover evenly distributes plasma gas, forming a stable airflow protective layer that effectively compresses the arc and blows away molten metal.

 

Product Advantages

  1. Anti-splash design: Smooth ceramic surface prevents slag adhesion, reducing cleaning and maintenance time.
  2. High thermal shock resistance: Resistant to cracking under rapid heating and cooling conditions, suitable for frequent start-stop operations.
  3. Economical and durable: Compared to metal protective covers, ceramic material wears slower and has a longer service life.
  4. High cutting quality: Stable arc column protection ensures a smooth cut and minimal slag buildup.

 

Applicable Scenarios

1.Steel structure processing and manufacturing

2.Scrap metal recycling and dismantling

3.Shipbuilding and repair

4.Automotive repair and sheet metal work

5.Construction machinery manufacturing

6.Metal art processing

 

Installation and Usage Recommendations

  1. Pre-installation Inspection: Confirm that the electrode and nozzle are correctly installed and the threads are undamaged.
  2. Tightening Force: Tighten manually; avoid excessive force with tools to prevent ceramic cracking.
  3. Working Distance: For non-contact types, maintain a cutting distance of 3-5mm; for contact types, cut directly against the workpiece.
  4. Regular Inspection: Replace immediately if the ceramic wall becomes thin, cracked, or severely slag-covered.

 

Our workshop

 

                CNC Workshop

 

                           Testing Room

 

                      Surface grinding Workshop

 

                         Sintering Workshop 

 

                   Circular Grinding Workshop

 

                  Injection molding Machine Workshop

 

Why choose us?

1.Customized R&D, rather than standard product adaptation

2.Deep control of materials science:Material Selection Based on Needs,Microstructure Optimization,Batch Consistency

3.Precision machining capability:Flatness can reach 0.001mm, parallelism 0.002mm, and roughness Ra 0.1μm.

 

FAQ

Q1: What products does your company offer?

We specialize in high-performance ceramics such as alumina and silicon nitride, providing insulators, structural components, wear-resistant parts, and customized solutions.

 

Q2: Can you customize non-standard parts?

Yes. We support processing based on provided drawings and collaborative technical development, offering a full-process service from design to mass production.

 

Q3: What about accuracy and delivery time?

Standard tolerance ±0.05mm, precision grade ±0.01mm; samples 7-15 days, bulk orders 20-30 days.

 

Q4: Main application areas?

Power, electronics, machinery, chemical, and aerospace industries.

 

Q5: Quality assurance measures?

Full-process quality inspection, providing material reports and performance test data, supporting third-party certification and testing.

 

Q6: Do you provide technical support?

We provide professional support such as material selection consultation, design optimization, and failure analysis.

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