Sand Blasting Machine

Features

I. FEATURES

MPS Shot Sand Blast Machine is mainly used in flour industry for surface treatment of

grinding rolls and also suitable for surface treatment of grinding rolls in paper making

industry. The various types of rolls with 1000 mm in length and 200 mm – 300 mm in

diameter can be treated with suitable selection to roll ends protective sleeves. The

surface finish of rolls can reach international advanced level of Rz≤60um.

II. STRUCTURE

MPS shot blast machine consists of two parts:

1. Main body: (Outside dimension 2234×1035×1880) consists of speed adjustable

motor transmission unit (power 0.12 KW), power distribution control cabinet, double

head mobile shot gun, machine body, air pressure stabilizing system and milling rolls

transmission unit. The rolls are driven by motor (power 0.75 KW) via sprocket. The

main working procedure is to shot blast the surface of rolls automaticly and coarse

treatment.

2. Deduster: (Outside dimension 970×1880×700) consists of fan (power 1.1 KW),

filter, pressure bag. Main features: purify air inside machine, purify article size, and

ensure the surface coarse quality of rolls.

SPECIFICATION:

1， AIR SOURCE REQUIREMENT

 FLOW AIR: 150Nm3/h

 AIR PRESSURE:4.5-6mpa

 AIR OUT LET: 3Nm3/min

 PRESSURE: OT LESS THEN 8mp

2， DEDUSTER: SUCTION AIR 1600m2/h

3， TOTAL POWER: 3KW/h

4， SPEED OF ROLLER AND SPRAY GUN SPEED

ROLLER SPEED: DIA OF ROLLERФ250≥11-14(Ypm)
　　 SPRAY GUN MOVING SPEED:≥0.55m/mjn

5,  SPRAY GUN PRESSURE AND NUMBER
　　AIR PRESSURE:≥4.5-6mpa
　　TIMES OF SPRAYING:2-4TIMES
6,  RANGE OF ROLLER SIZE:
　　MAXIMUM DIAMETER OF ROLLER :Ф30Omm

MAXIMUM LENGTH OF ROLLER:600-1250mm
　　MAXIMUM LENGTH OF SORAYING SAND:1300mm

FAQ: Shot Sand Blast Machine is Mainly Used in Flour Industry for Surface Treatment of Grinding Rolls and Also Suitable for Surface Treatment of Grinding Rolls

1. What is a Shot Sand Blast Machine?

A Shot Sand Blast Machine is an industrial surface treatment system that uses high-velocity abrasive media (such as steel shots, grit, or sand) to clean, roughen, or strengthen metal surfaces. In the flour milling industry, the Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls, ensuring optimal surface roughness, cleanliness, and durability.

Grinding rolls are critical components in flour mills, and their surface condition directly affects milling efficiency, flour quality, and equipment lifespan. Shot sand blasting provides a controlled and uniform treatment that cannot be achieved through manual or chemical methods.

2. Why is a Shot Sand Blast Machine important in the flour industry?

The flour industry relies heavily on precision and consistency. Grinding rolls must maintain a specific surface texture to ensure proper grain crushing and separation. A Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls because it:

• Removes surface contaminants such as rust, oil, and scale

• Restores uniform roughness to grinding roll surfaces

• Improves friction between grain and roll surface

• Enhances milling efficiency and product quality

Without proper surface treatment, grinding rolls can slip, overheat, or produce inconsistent flour particle sizes.

3. How does shot sand blasting improve grinding roll performance?

Shot sand blasting improves grinding roll performance by creating a consistent micro-rough surface. This surface texture allows grains to be gripped and processed more effectively during milling.

Because a Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls, it ensures:

• Better grain traction

• Reduced energy consumption

• Lower wear rates

• Extended service life of rolls

The result is stable milling operation and reduced downtime for maintenance.

4. What types of grinding rolls can be treated?

A Shot Sand Blast Machine can be used for various types of grinding rolls, including:

• Cast iron grinding rolls

• Alloy steel grinding rolls

• Chilled iron rolls

• Fluted and smooth rolls

This versatility is why the Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls across small, medium, and large flour mills.

5. What abrasive media are used in Shot Sand Blast Machines?

Different abrasive media can be selected depending on the required surface finish. Commonly used media include:

• Steel shots

• Steel grit

• Cut wire shots

For flour milling applications, steel shots and grit are preferred because they provide consistent roughness without damaging the roll structure. This controlled process further explains why a Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls.

6. Is shot sand blasting better than traditional surface treatment methods?

Yes. Compared with manual grinding, chemical etching, or simple polishing, shot sand blasting offers:

• Uniform surface treatment

• High repeatability

• Environmentally friendly operation

• Reduced labor cost

• Shorter processing time

These advantages make it clear why a Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls in modern milling facilities.

7. Can Shot Sand Blast Machines be customized for flour mills?

Absolutely. Shot Sand Blast Machines can be customized based on:

• Roll diameter and length

• Production capacity

• Automation level

• Dust collection requirements

Customization ensures that the Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls regardless of mill size or production volume.

8. How does shot sand blasting affect flour quality?

Properly treated grinding rolls produce more consistent flour particle size and reduce bran contamination. This leads to:

• Improved flour color

• Better baking performance

• Higher product consistency

Because flour quality is closely linked to roll surface condition, the Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls to meet strict quality standards.

9. Is the process safe and environmentally friendly?

Modern Shot Sand Blast Machines are designed with safety and environmental protection in mind. Features typically include:

• Enclosed blasting chambers

• High-efficiency dust collectors

• Automated media recycling systems

These systems minimize dust emissions and abrasive waste, reinforcing why a Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls in compliance with industrial safety regulations.

10. How often should grinding rolls be treated with a Shot Sand Blast Machine?

The frequency depends on milling volume, grain type, and operating conditions. Typically, grinding rolls are treated:

• During initial installation

• After re-fluting

• During scheduled maintenance cycles

Regular treatment ensures consistent performance, which is why a Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls as part of preventive maintenance.

11. What should flour mills consider when choosing a Shot Sand Blast Machine?

Key factors include:

• Machine reliability and build quality

• Uniform blasting performance

• Energy efficiency

• After-sales support

• Manufacturer experience in flour industry applications

Choosing the right equipment ensures that the Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls with maximum efficiency and long-term value.

12. Why choose a professional manufacturer for Shot Sand Blast Machines?

A professional manufacturer understands the specific requirements of grinding roll surface treatment. They provide:

• Industry-specific machine design

• Proven blasting technology

• Technical support and training

• Long-term spare parts availability

This expertise guarantees that the Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls delivers consistent and reliable results.

Conclusion

In the modern flour milling industry, surface treatment of grinding rolls is a critical process that directly impacts efficiency, product quality, and equipment lifespan. A Shot Sand Blast Machine is mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls because it offers uniform surface roughness, improved milling performance, and long-term cost savings.

For professional solutions, reliable technology, and customized Shot Sand Blast Machines designed specifically for flour milling applications, please contact with WUXI HASEN (www.immyhitech.com). WUXI HASEN provides advanced Shot Sand Blast Machine solutions that are mainly used in flour industry for surface treatment of grinding rolls and also suitable for surface treatment of grinding rolls, helping flour mills achieve stable operation and superior product quality.