I. Requirements Analysis

In mining environments, efficient and safe cutting tools are crucial for tackling complex and unpredictable rescue and emergency repair tasks. Traditional cutting methods are often constrained by site conditions, power supply limitations, and cutting efficiency, making them inadequate for rapid response in critical situations. The pneumatic saw for mining emerged as a solution, specifically engineered for mine emergency rescue. It swiftly cuts through hard materials like anchor rods, anchor cables, round pipes, channel steel, angle iron, and railway tracks, ensuring critical functionality in scenarios such as mine accident rescue, equipment emergency repairs, and tunnel clearance. Its features—operating without power, simple operation, and stable performance—significantly enhance the efficiency and safety of mine emergency response.

II. Product Features

1. High-efficiency cutting: Utilizing high-strength alloy saw blades paired with an optimized pneumatic drive system, it achieves rapid cutting, particularly suited for the swift dismantling of mining materials such as anchor rods and cables.

2. Safe and Reliable: Featuring a purely pneumatic design, it generates no electrical sparks or high temperatures, making it suitable for use in flammable and explosive mining environments to ensure operational safety.

3. Portable and lightweight: Featuring a compact overall design and weighing only 9.5 kg, it is easy to carry and operate, making it suitable for working in various complex terrains and confined spaces.

4. High Adaptability: Widely applicable for cutting various materials, including Φ140mm round profiles and 140x200mm square profiles, meeting the diverse needs of mining operations.

5. Simple Maintenance: Featuring a straightforward design for easy upkeep, the saw blade can be replaced quickly and conveniently, reducing maintenance costs.

III. Application Scenarios

1. Mine Rescue: During mining accidents, rapidly cut through obstructions such as anchor rods and cables to clear rescue pathways.

2. Emergency Equipment Repair: Rapidly dismantle and replace malfunctioning equipment, such as cutting damaged pipelines and brackets, to minimize downtime.

3. Tunnel Cleaning: Clear waste materials and obstacles from the tunnel to maintain a clean and orderly working environment.

4. Installation and Removal: Used for pre-treatment prior to installing or removing anchor bolts and anchor cables during mine construction.

IV. Product Specifications

Serial Number	Project Name	Technical Specifications
1	Purpose	Cutting anchor rods, anchor cables, round pipes, channel steel, angle iron, railways, etc.
2	Cutting capacity	Φ140 (round profile); 140x200mm square profile.
3	Saw Blade Cutting Speed	60 m/min, ensuring efficient cutting.
4	Work pressure	0.4–0.63 MPa, accommodating various pressure sources.
5	Cutting speed	25 mm/min, precisely controlling the cutting progress.
6	Power	0.8 kW, high efficiency and energy saving.
7	Working air supply	Compressed air or pressurized air piping systems, flexible and versatile.
8	Intake pipe diameter	Φ12.7, standard interface, easy to connect.
9	Weight	9.5kg, lightweight and portable, with flexible operation.