In modern industrial production, sandblasting operation as a common surface treatment technology is widely used in many fields, such as metal processing, automobile manufacturing and so on. By spraying particles at high speed, sandblasting room can remove rust, paint, dirt, etc. from the metal surface, making the surface flat and smooth. To ensure the efficient operation of sandblasting room, its equipment and safety are crucial. Sectional doors play an important role in sandblasting rooms.
The combination of Sectional doors and PVC curtains – an innovative solution. Normally, the door panels and hinges of sectional overhead doors are susceptible to wear and tear due to the impact of sand particles during the blasting process. Instead, we use PVC curtain on the inside of the sectional doors as a cushioning protection, effectively extending the service life of the doors.

Why Choose Commercial Sectional Doors for Sandblasting Rooms?
Durability
High strength construction
During sandblasting, the blast generates an impact force that reacts directly on the door panel. Insulated sectional door is made of abrasion-resistant steel with excellent impact resistance. Compared to conventional roller shutter doors, sectional doors have a service life that is 2-3 times longer. Its sandwich panel structure can withstand long periods of use, ensuring continuous and stable operation.
Sealed Construction
Dust control and energy efficiency are critical but often overlooked in industrial blasting operations. Studies have shown that 60% of energy loss in sandblasting room is due to poor door seals. The sectional door solves the problem of sandblasting room sealing. A good seal also prevents outside dust and contaminants from entering the sandblasting room, keeping the work area highly clean. This improves work efficiency and operator safety.
Reducing heat loss by 20%
Sectional overhead door adopts double-layer steel plate and polyurethane foam filling structure. Which not only enhances the insulation performance of the door. But also effectively reduces the heat exchange between the inside and outside of the sandblasting room. It reduces the heat loss by up to 20%. The good thermal insulation effect helps to improve the energy efficiency of the blast room, save energy consumption and reduce operating costs.
Ease of operation and improved efficiency
Automated operation: electric or manual
The sectional door can be controlled electrically or manually depending on the size and actual needs of the sandblasting room. The automated control of electric sectional door greatly improves the convenience and efficiency of operation and enables quick response. Manual control is suitable for some small sand blasting room, simple operation and low cost. Whether motorized or manually controlled, sectional steel doors provide a more efficient workflow, reducing unnecessary time wastage and increasing productivity.
Adaptable
Industrial sectional doors are designed with a high degree of flexibility, allowing door lifting methods and configurations to be customized to suit the space of the opening and different requirements. This adaptability enables the lifting door to be widely used in various sand blasting rooms. Different work scenarios can be tailored according to needs. Whether it is a large-scale sandblasting operation or a small customized job. The sectional door provides optimal performance support.
Enhanced safety
Fall prevention design
The sectional door adopts a fall prevention design to ensure that the door body will not fall or dislodge in the event of abnormalities in the door panel. This design complies with EU standards and can effectively protect the safety of operators. It can avoid accidents caused by equipment failure. This safety design enhances the overall safety level of the sand blasting room and provides a more secure working environment for the staff.
Prevents particles from flying
High-speed particles generated during the sandblasting process can cause injury to surrounding personnel and equipment if not controlled. The sectional door effectively blocks the splashing of these particles, safeguarding the operator and the surrounding environment.
Sectional Overhead Doors with PVC Curtains: Key to Extending Equipment Lifespan
The PVC door curtain acts as an additional protective layer for the sectional door, providing additional cushioning protection for the door panels. It extends the service life of the sectional door while effectively reducing operating and maintenance costs. The following are the functions and advantages of PVC door curtains in a sectional door:
Protecting the sectional door from wear and tear
Effectively preventing grit
High-speed grit blasted during sandblasting can cause severe wear and tear on the surface of the sectional door, especially when the door panel is directly exposed to the sandblasted area. Adding a PVC door curtain on the inside of the door panel prevents grit from splashing directly onto the sectional door door panel causing damage to the panel and protects the panel from direct impact. With this extra layer of protection. The sectional door can last longer and the cost of replacing the PVC door curtain at a later date is less expensive.
Reduces Surface Damage to Door Panels
The environment inside a sandblasting room can lead to corrosion or scratches on the door panels. The application of PVC door curtains can avoid these problems. It reduces the direct contact of sand and chemicals on the door panels. Thus avoiding surface damage, which in turn reduces the cost of repair and replacement.
The PVC door curtain acts as an additional protective layer for the sectional overhead door, providing additional cushioning protection for the door panels. It extends the service life of the sectional overhead door while effectively reducing operating and maintenance costs. The following are the functions and advantages of PVC door curtains in sectional overhead door:
Protecting from wear and tear
Preventing from hitting the door panel during sandblasting
High-speed grit blasted during sandblasting can cause severe wear and tear on the surface of the sectional overhead door, especially when the door panel is directly exposed to the sandblasted area. Adding a PVC door curtain on the inside of the door panel prevents grit from splashing directly onto the sectional overhead door door panel causing damage to the door panel and protects the door panel from direct impact. With this extra layer of protection, the sectional overhead door can last longer and the cost of replacing the PVC door curtain at a later date is less expensive.
Reduces Surface Damage to Door Panels
The environment inside a sandblasting room can lead to corrosion or scratches on the door panels, and the application of PVC door curtains can avoid these problems. It reduces the direct contact of sand particles and chemicals on the door panels, thus avoiding surface damage, which in turn reduces the cost of repair and replacement. Cushioning effect to reduce the impact
Cushioning effect of PVC door curtain
The impact and abrasion of the sandblasting process usually puts a certain amount of pressure on the door panels, especially when the door opens and closes frequently. PVC door curtain forms a cushioning layer between the lifting door panels and the sandblasting room, which effectively reduces the abrasion from direct contact. Each time the door opens and closes, it no longer directly impacts the door panel, but transitions through the PVC door curtain, reducing the stress on the door panel and extending the overall service life of the equipment.
Extra barrier layer enhances protection
The extra barrier layer provided by the PVC curtain not only acts as a cushion. But also enhances the protection of the door. This isolation layer effectively reduces the direct impact of external factors on the door panels. Such as chemicals, dust, sand, etc., enhancing the overall durability and impact resistance of the door. By improving the protective properties of the door, the PVC door curtain allows the sectional overhead door to maintain its stability for a longer period of time in extreme environments.
Low Cost and Easy Replacement
An Economical Solution
Compared to the sectional overhead door itself, PVC door curtains cost far less than the replacement cost of door panels or other equipment.PVC material is not only affordable, but also durable. As a result, PVC door curtains are a very cost-effective investment in the day-to-day operation of a blast room. Even if they need to be replaced periodically, the cost is far less than the cost of replacing or repairing door panels.
Long Replacement Cycle
PVC door curtains have a relatively long life cycle. They usually only need to be replaced when they are badly worn. The durability and low replacement frequency of PVC door curtains make them a more cost-effective option than traditional protection devices. Their replacement intervals are relatively long, thus reducing maintenance costs due to frequent replacement of parts. In a sandblasting room, long-term use of PVC door curtains can significantly reduce the total operating costs of the equipment.
Improve work safety
Effectively isolate noise and dust
The sandblasting process generates a lot of noise and dust. Which can pose a threat to work efficiency and personnel’s health. PVC door curtains can effectively isolate this noise and dust, providing a cleaner and quieter working environment for staff. Reduces noise pollution and dust dispersion, protecting operators from potential harm.
Avoid particulate matter leakage
PVC curtains also effectively prevent particulate matter generated during the sandblasting process from leaking out, avoiding direct harm to operators. They act as an isolation layer, so that all hazardous substances during the sandblasting process are contained within the work area.

Installation and Maintenance of PVC Curtains: A Simple and Efficient Solution
PVC curtains, as an important additional component to industrial sectional doors, not only provide excellent protective performance but are also very easy to install and maintain. Proper installation and regular maintenance not only extend the service life of the PVC curtains. But also help sandblasting rooms maintain efficient operation in high-intensity working environments. Below are the key points for installing and maintaining PVC curtains:
Simple Installation Process
No Complex Technical Operations, Quick Installation
Installing PVC curtains is relatively straightforward and does not require specialized technicians or complex procedures. Typically, you only need to hang the PVC curtain hooks or install the tracks on the frame of the sectional door, ensuring smooth movement. Due to the highly adaptable design of PVC curtains, no complex adjustments or settings are required during installation, reducing both installation time and costs.
Compatibility with Industrial Sectional Doors
The design of PVC curtains is specifically tailored to seamlessly integrate with industrial sectional doors. Whether it is an electric or manual sectional door, PVC curtains can easily connect with them, ensuring coordinated operation. This simple and efficient installation minimizes downtime, allowing sandblasting room equipment to be quickly put into use and enabling factories to maintain high production efficiency.
Customized to Different Specifications and Needs
PVC curtains can be customized in size and configuration based on the actual needs of the sandblasting room. Whether for large sandblasting rooms or small workshops. PVC curtains can be adjusted flexibly according to the height and width of the door. This makes the installation process more convenient, without requiring additional modifications to the door frame or structure, which helps lower installation costs.
Daily Maintenance and Cleaning
Easy to Clean, Reduces Operational Costs
PVC curtains are made from materials that are resistant to dirt, making daily maintenance and cleaning very easy. In sandblasting rooms, dust, sand, and oil stains often adhere to the curtain surface. PVC curtains can be cleaned with a simple wipe using a damp cloth or rinsed with water, maintaining both their appearance and performance. The cleaning process does not require complex chemicals or special tools, making daily cleaning more economical and efficient, effectively reducing the overall operational costs of the sandblasting room.
Regular Inspection and Maintenance Recommendations
To ensure PVC curtains remain in optimal condition, it is recommended to regularly check for wear and functionality. Although PVC curtains are durable, over time, it is still important to check for damage or deformation, especially where the curtains meet the sectional door. If any visible wear or damage is found. The curtains should be replaced promptly to prevent interference with the equipment’s normal operation.
Reduces Maintenance Frequency
PVC curtains are made of sturdy and durable materials, typically not requiring frequent replacement. In the normal operation of a sandblasting room, the service life of PVC curtains is much longer than that of other protective devices. A comprehensive inspection is generally recommended every six months to ensure that the curtains are not torn, corroded, or damaged. With regular inspections and simple cleaning, PVC curtains can maintain a long service life.
Regular Replacement Suggestions
Preventing Excessive Wear
To ensure that PVC curtains and sectional doors remain in optimal condition. It is recommended to regularly replace the PVC curtains based on the frequency and intensity of use in the sandblasting room. Even though PVC curtains are highly durable, frequent friction and the high-intensity working environment can lead to wear. Regularly replacing the curtains will help ensure that both the sectional doors and sandblasting room equipment operate efficiently for the long term, preventing safety issues due to damaged curtains.
Lower Long-term Maintenance Costs
Regular inspections and timely replacement of PVC door curtains not only extends the lifespan of the liftgate. It reduces the need for maintenance of other components. Since PVC door curtains themselves are inexpensive to replace. Proper maintenance schedule can prevent costly repairs due to excessive wear and tear or damage to the door curtains.
FAQ.
Why choose the combination of industrial sectional door and PVC door curtain for sand blasting room?
The combination of industrial sectional door and PVC curtain can enhance the protection of the blastroom. And the PVC door curtain can effectively cushion the impact of sand particles during the sand blasting process, preventing damage to the door panels and thus extending the service life of the equipment. This combination not only improves the safety of the working environment. But also reduces the maintenance and replacement costs of the equipment. 2.
How does the use of PVC door curtains affect the maintenance cost of the blast room?
The low cost and high durability of PVC door curtains allow for long replacement intervals and low replacement costs. It effectively reduces the frequency of equipment repair and replacement, lowering the long-term maintenance cost of the blastroom. In addition, the protective effect of PVC door curtains significantly reduces equipment breakdowns and downtime, further enhancing cost-effectiveness.
How can the combination of industrial sectional doors and PVC door curtain improve efficiency?
The combination of a sectional steel door and PVC door curtain not only enhances the durability of the equipment. Also it reduces the frequency of repairs and replacements. This results in longer uptime for the blast room, reduces downtime, ensures a continuous and efficient production process, and ultimately improves overall work efficiency.
Are PVC door curtains complicated to install and maintain?
PVC door curtains are very easy to install and can be put into operation quickly without complicated technical operations when fitted with sectional overhead steel doors. It is also easy to clean and maintain, which reduces the overall operating costs of the blastroom. Regular inspection and replacement of the door curtain will maintain optimum protection of the door panels.
Is the combination of a industrial sectional door and PVC door curtain suitable for all types of blastrooms?
Yes, the combination of industrial sectional garage door and PVC door curtain can be customized to suit the different sizes and work requirements of a blastroom. Whether you have a large or small blastroom, the door configuration and the use of PVC door curtains can be adapted to ensure optimum protection and cost-effectiveness.