Greenhouse Accessories Chain Type Manual Top Film Roller For Top Vemtilation System
Description of greenhouse accessories-film roller
Manual film rolls are usually used in tunnel greenhouse, and manual film rolls are also used in the top ventilation of some multi-span greenhouses. The ones used for top ventilation are usually chain-type film rolls with chains. The operation of the roll film is driven by manually pulling the chain.
Manual film rolls are usually used in single booths. We usually divide them into hand-cranked and chain-typed. The hand-cranked type is mostly used for side windows, and the chain type is mostly used for top windows. The top ventilation of some multi-span greenhouses also uses manual film rolls. The ones used for top ventilation are usually chain-type film rolls with chains. The operation of the roll film is driven by manually pulling the chain.
There are electric and manual winders. The electric film winder is more convenient, time-saving and labor-saving. It can drive long-distance film rolls. This is relatively lacking in manual film winders, but the advantage of manual film winders is that their cost is low. If the budget is not enough If so, you can consider a manual film roll, which is suitable for short-distance film rolls. You can use the manual film winder within 30 meters, and if it is more than 30 meters but not more than 50 meters, you can use the electric film winder!
Specifications of greenhouse accessories-film roller
| Torque | Usage | Speed ratio | Warranty | Weight |
| 30N.m | Side window | 4:1 | 3 yaers | 1.5kg |
| 30N.m | Side and top window | 4:1 | 3 yaers | 2.2kg |
| 50N.m | Side window | 5:1 | 3 yaers | 3.0kg |
| 40N.m | Top window | 5:1 | 3 yaers | 4.2kg |
Advantage of greenhouse accessories-film roller
1. The shell of the Korean-style hand-cranked film roll is made of cast aluminum, which is cast by one-step die-casting process. Its raw materials and casting quality are synchronized with the first line, and the surface precision is very high.
2. There is a self-locking device inside the Korean-style hand-operated film winder, which can stop and start at any position during the opening and closing process of the film winder without any auxiliary device.
3. Key parts such as gears, gear shafts, and two-way self-locking devices are all made of 45# national standard steel and refined by heat treatment, which can last for a long time.
4. The surface of the Korean-style hand-cranked film reel is protected by double-layer anti-rust protection with galvanized inside and outside, and the standard parts are made of stainless steel.
5. Manual control of small area rack and pinion drive ventilation windows;
6. Warranty for three years.
Detailed picture of greenhouse accessories-film roller
Company profile
We are Sichuan Aixiang Agricultural Technology Co.,ltd. A professional greenhouse company based in Chengdu Sichuan Province.
We provide one-stop greenhouse solution including design,production,delivery,installation and Technical support service.
Our factory was founded in 1995,with more than 25 years experience,we provide professional greenhouse solution service not only for customers but also for other suppliers.
Till now we have exported our product and technology to many countries around the world,like the USA,Spain,Thailand,Canada and so on.
And in the future we will keep our Original intention to help more customers in greenhouse matters and keep improving our technology and products to build long-term relationship with our customer.
FAQ
1. Are you manufacturer?
Yes, we are manufacturer for types of greenhouse for 20 years.
With professional engineer team for suitable greenhouse design, complete after-sale service and factory direct sale for you!
3. How about packaging and shipping?
A. The goods is marked according to their name and parts, accessories into carton, pipes by bundle, all goods load into the
container directly(suggest you buy whole container so that we can drag the container to our factory and load well all goods).
B. We provide real-time photos for you to check when loading, so that you can see where the goods are stacked in the container
4. Is there any instruction or manual guide installation?
A.Yes, English manual with drawing shipped together with goods for guiding your installation easily.
B.Engineer overseas guiding installation is available,also can guide you online.
C.Your worker or engineer is welcomed to our factory for learning your greenhouse installation.
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