Resilient Versatile Complex Welded Structures Roller Conveyor Shot Blasting Equipment

Product Description

Product Description

ATHI Q69 Series Roller Conveyor Shot Blasting Machine 

The ATHI Q69 Series is a heavy-duty, continuous pass-through shot blasting machine designed for the surface treatment of steel plates, H-beams, and complex welded structures. Equipped with high-power turbines (up to 30kW) and an intelligent conveying system, it effectively removes mill scale, rust, and welding slag. The system ensures a metallic luster surface finish of Sa2.5 to Sa3.0, significantly improving coating adhesion and fatigue strength. It is widely used in shipbuilding, steel structure, bridge construction, and machinery industries.

Key Features

· Wide Processing Range: Capable of handling workpieces with widths up to 5000mm

· High Efficiency & Energy Saving: Features on-demand turbines and full-line VFDs, reducing energy consumption by up to 30%.

· Equipped with world-renowned core components, including ABB motors, and NSK bearings, ensuring high stability and a prolonged service life.

· Durable Protection: The blast chamber is lined with Mn13 (High Manganese Steel) rolled plates, ensuring extended service life and wear resistance

· Intelligent Control: Equipped with PLC + HMI (Siemens/Omron) for auto-detection of workpiece size and remote diagnostic capabilities.

· Customizable design to meet different workpiece dimensions and capacities

· Eco-Friendly: Multi-stage dust removal system ensures emission 15 mg/m3, complying with strict international environmental standards

Application Industries

· Steel Structures & Bridges (H-beams, box girders) 

· Shipbuilding & Offshore Engineering (Large steel plates) 

· Wind Power Towers & Pressure Vessels 

· Construction Machinery & Vehicle Chassis

Why Choose ATHI?

· 35 Years' Experience: Expertise in shot blasting manufacturing.

· Global Trust: Successfully delivered 2,000+ projects in over 80 countries.

· Global Standards: ISO9001, ISO14001, CE, and TUV certified.

· Worry-Free Service: Providing one-stop solutions, including overseas installation and lifetime technical support.

Technical Parameters

The following parameters are for reference only and can be customized according to actual requirements.
Item	Specification
Maximum workpiece width	1000 – 5000 mm
Maximum workpiece height	260 – 1200 mm (Customizable)
Conveyor speed	0.5 – 5 m/min (variable frequency)
Number of blast wheels	4 – 12 sets (Depending on model)
Blast wheel power	7.5 – 30 kW per unit
Surface cleanliness	Sa2.0 – Sa3.0 (ISO 8501-1)
Abrasive circulation	Screw conveyor + bucket elevator
Noise Level	80 – 90 dB

Main Products

Company Profile

QINGDAO ANTAI HEAVY IIDUSTRY MACHINERY CO.,LTD. (ATHI) 

QINGDAO ANTAI HEAVY IIDUSTRY MACHINERY CO.,LTD. (ATHI) is committed to innovation driven by customer needs, providing reliable, high-quality equipment and advanced technical solutions. With 35 years of expertise in in surface treatment equipment and foundry machinery, ATHI operates a 30,000-square-meter manufacturing facility and employs over 200 skilled engineers and technicians. We offer global technical support, installation services, and ongoing after-sales assistance.

 

As a leader in surface treatment and casting, ATHI holds ISO9001, ISO14001, CE, TUV, and other international certifications, ensuring our products meet the highest standards. We play a key role in the development of industry standards, having led six international standards and contributed to over 20 national and industry standards. Our focus on equipment safety and quality is the cornerstone of our excellence.

 

By 2025, ATHI will have successfully delivered over 2,000 projects, with products sold in more than 80 countries, and received over 60 domestic and international awards, earning the trust of clients worldwide.

Production 

ATHI employer with over 10 years of experience, receive regular training to ensure top-quality craftsmanship. Our equipment undergoes rigorous quality control before shipment, with multi-layer packaging to ensure safe delivery. 

After-Sales Service

ATHI provides responsive after-sales support, including remote diagnostics, timely technical assistance, and on-site service when required, ensuring stable operation and minimized downtime.

Standard-Setting Manufacturer
ATHI actively participates in the development of international, national, and industry standards for surface treatment and foundry machinery. The company has led or contributed to multiple standardization projects, ensuring that its equipment complies with globally recognized safety, performance, and quality frameworks.

Technological Expertise

ATHI is dedicated to continuous innovation through the ATHI Haibo Technology R&D Center. ATHI has also obtained 40 patents for inventions in innovation, such as blast wheel upgrades.

Digitalization and Simulation Management

ATHI is advancing digital transformation with intelligent management systems. We use computer simulations to optimize shot blasting processes and media acceleration system layouts, improving efficiency, reducing costs, and enhancing resource utilization.

Environmental & Human-Centered Advantages

ATHI integrates environmental protection and human-centered design into every stage of equipment development. Energy-efficient systems, optimized dust collection, and low-emission processes reduce environmental impact, while ergonomic layouts, intelligent monitoring, and safety-oriented designs improve operator comfort, ease of use, and workplace safety.

Certifications

Packaging & Shipping

Professional Packaging & Global Shipping

We specialize in shipping heavy machinery worldwide with utmost safety and efficiency. Based on your equipment size and requirements, we offer two tailored packaging solutions:

Full-Assembly Packaging: Suitable for standard or mid-sized machines. Each unit is securely mounted on a heavy-duty wooden crate or metal frame. Critical parts are wrapped with waterproof film and shock-absorbing materials to prevent moisture and vibration damage during transit.

Knock-Down (KD) Packaging: Recommended for oversized machinery to optimize shipping space and cost. The equipment is carefully disassembled into major modules. Each module is individually packed in sturdy, numbered wooden cases with internal bracing. Detailed assembly manuals are provided for straightforward reassembly.

 

Shipping & Delivery:

We work with reliable global freight partners to offer flexible options—air freight for speed, sea freight for economy, or multi-modal solutions. From export documentation to final delivery, we manage the entire logistics chain. Real-time tracking is provided. Delivery time varies by method and destination.

Our goal is to ensure your machinery arrives safely, on time, and ready for production.

FAQ

1. How many days do you need to produce this machine?

This is specially designed machine according to your specific requirement. From engineers designing to production completion,it needs about 45-55 days.

2. What does your factory do regarding quality control?

We pay much attention to quality control from the very beginning to the end. Each machine is assembled and carefully tested before shipment.

3. What's your machine quality guarantee?

Quality guarantee time is one year, We choose world famous brand components to keep our machine in perfect working condition.

4. Could you give installation and commissioning overseas? How long will it take?

Yes, we supply overseas service, but customers need to pay for the engineers fight tickets and hotel, food. Small machines usually takes 5 days, while big machines usually takes about 20 days.

5. How can I trust you to deliver the right machine as I ordered?

We will absolutely deliver a good quality machine as we discussed and confirmed in the order. The core of our company culture is innovation, quality, integrity and efficiency. We have never got complaint from our customers.

If the machine is not suitable for your Workpiece, please tell us the following information:

1) What kind of workpiece will you clean?

2) The size of workpieces (length, width and height of maximum workpiece,Length,width and height of minimum weples?)

3) How many the weight of maximum and minimum workpiece?

4) Please tell us your requirement cleaning efficiency? According to your infomation, the most suitable machines will be designed for your Workpiece.