China OEM Metal Roller Shutter Door Spring Box, Shutter Door Pulley Engineering

Product Description

1. Spring box are used for the Rolling Shutter Doorway, like Garage Door .

2. Made of common Q235 steel plate give to high quality and toughness.

3. Surface area alvanized in silvery , which make the wheels perfectly resistant to combat towards rust.

4. The existing exterior diamaters come in 200mm, 220mm,240mm,260mm.

five. Inside diameter:  42mm 43mm 48mm 50mm .60mm 76mm

6. We also supply  hooks,spring strip which used for the Spring Box



one. Are you a factory or trading firm?
HangZhou Xihu (West Lake) Dis. Yongbida Components Manufacturing unit is a professional producer from ZheJiang province, we have substantial quality merchandise of locks, spring box, door hardwares, other equipment, and so on.
two.Where is your manufacturing facility?
Our manufacturing unit is situated in HangZhou, established in nineteen nineties with 20000m2   and much more than sixty workers in diverse departments , about 30minutes to the CBD of HangZhou and 1 hour to HangZhou Xihu (West Lake) Dis. intercontinental airport.
three.Can you create the items as for every customer layout?
We began OEM and ODM company given that 2007.  Make sure you refer us samples or 3D drawing, we will offer the ideal charges for you.
4. How does your factory do concerning quality handle?
We have staff to verify each procedure, and every single item will be inspected prior to packing by our QC staffs.
five. How about your packing?
Our merchandise are packed with multi-packing to shield from the extended-district transportation. EPE bag+ thick poly bag+ hardboard interior box +5-layer learn carton.
Pallets are obtainable if essential, but the charge should be paid out by you.
 6.How is your Soon after-Revenue support?
 Any faulty items, Make sure you ship us the images of defective items to examine. If the issue transpired by us, items can be returned, we will send you a CZPT CZPT additional price.
7.Might I get your sample for totally free to check out ahead of purchase?
Of course, cost-free sample is obtainable for checking, but you need to have to pay out for the specific cost, the shipping is about 2–4 times.
eight.  How about your delivery working day?
Generally our shipping time is about 7-15days or 15-thirty days if the items are not in stock, it is according to quantity.
nine. How can I trust you in the first cooperation?
First of all, samples can be sent to check our top quality(but do not spend the price of fr8) and you are welcome to visit our manufacturing facility. 

10. If you have much more queries,  just you should speak to us !


Energetic Pulley: The “input” pulley in a dual-pulley technique. The shaft of this pulley is pushed by some thing like a motor, a crank, or perhaps another pulley in greater techniques. This pulley controls the movement of the belt.
We have a vast 1/2″ rope ability pulley for useful redirection, light rigging, rescue, and mechanical gain methods. We have far more pulleys in the adhering to back links several of them also make as great as the types beneath Little pulley.

China OEM Metal Roller Shutter Door Spring Box, Shutter Door Pulley     Engineering