Cold Roll Surface Texturing Shot Blasting Machine
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Product details of
Cold Roll Surface Texturing Shot Blasting Machine
Description
This machine is fitted with a dedicated blast wheel, delivering an abrasive flow rate of 400 kg/min with a 22 kW motor, and a processing capacity of 2 to 4 work rolls per hour. Given the special requirements for roll texturing, a customized transport trolley is used to convey the rolls, which rest on rubber-coated support rollers. During texturing operations, the entire blasting chamber is lined with wear-resistant protective plates to ensure abrasives only target the designated roll surface area.
Technical Parameters
| No. | Item | Technical Data |
|---|---|---|
| 1 | Shot blasting hardness | HSD 93~98 |
| 2 | Roll diameter | Φ260 mm ~ Φ600 mm |
| 3 | Roll effective length | 500–2000 mm |
| 4 | Overall roll span length | 1100–4000 mm |
| 5 | Surface roughness after shot texturing | Ra 0.5~5 μm ±15% |
| 6 | Maximum single roll weight | ≤4000 kg |
| 7 | Total installed power | 36.4 kW |
Features of Cold Roll Surface Texturing Shot Blasting Machine
The machine adopts advanced international technology; its core component — the blast wheel — is built with German technology.
Simple operation and stable, reliable performance.
High texturing efficiency; single-cycle processing takes only 10 to 15 minutes.
PLC control system with an independent electrical cabinet and operation panel. All operating statuses are displayed via a human-machine interface (HMI).
Supports both automatic and manual operation modes, fully equipped with standard electrical control components inside the control cabinet.
Fitted with three alarm indicator lights for fault monitoring.
Working Principle
The cold roll shot texturing machine uses high-speed blast wheels to hurl abrasives onto mill roll surfaces, creating countless irregular, high-strength textured peaks across the roll circumference. Rolls treated with uniform, high-hardness surface roughness can be directly applied to cold rolling and leveling of steel strips. They boost rolling speed, improve strip flatness, minimize surface scratches and enhance strip adhesion during rolling processes.
Steel sheets and strips produced with textured rolls feature excellent ductility and formability, consistent paint gloss and durable chemical coatings. Such materials are widely applied in automotive manufacturing, home appliances, electronic components and decorative panels.

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