
Custom Roller Door Spring For Shutter Door Using With Long Life Time
• Torsion spring material: Carbon steel & Stainless steel&sSpring steel
• Torsion spring wire dia:0.1-8mm
• Torsion spring size: all size/AS you required
• Torsion spring surface Finish: zinc plated (trivalent chromium or sexivalent chromium), nickel plated,oxidation plated, plain finish , Black Oxide and so on
• Torsion spring plating: BlackOxided, Zinc,Chrome, Galvanized, Nickel,Dacromet, Delta-Tone, Geomet,Ruspert
• Torsion spring packing: as you required
• Torsion spring sample lead time: within 7—10 days
• We also could produce according to buyer's drawing or samples/Non standardcompression springs.
Model | Roller Door Spring |
Material | High-Carbon Steel |
Dimesions(mm) | Ply 6.0 / 7.0 / 8.0mm OD=65mm/90mm |
MOQ | 500 pc |
Product Name | Manufacturer custom garage door pull roller shutter torsion spring lowes for industrial |
Sample | Free to send you If have stock |
Packing | Inner---PE Bag; Outer -- Carton Box. |
Material | Spring steel,65Mn,60Si2Mn ,stainless steel 201,301,304,316,603
Brass,bronze, SECC,SPCC,aluminum,aluminum alloy, stainless steel, nitinol,titaniumtim etc. |
Surface treatment | Galvanize,Zinc,Nickel,Chrome plating, electrophoresis,painting,CNC milling, laser engraving& laser welding, sand-blasting, polishing, hairline brushing, spraying, anodizing, diamond cutting & high bright, printing, electro-deposition etc. |
Usage | Automatic machine, Medical device, Industrial machine, Automoblie,
Electric a appliance, Pulic equipment, etc |
Quality control | Acoording to ROHS and SGS,conducted by ISO9001:2008 |
Euipments | Laser Cutting Machine/CNC Shearing Machine/Flat Bed Spot-welder/Die Grinder/Steel Processing Machine/Double Servo Turret-type Punch Press/Banding Machine/Steel Processing Machine/etc. |
Testing Lists | Coordinate measuring machine,, Technical projector, Salt spray tester, HTHH test, Abrasion tester etc. |
How to order your garage door springs
For quotation,we need info of your torsion spring as follow:
And before production,we will make drawing to let you confirm.
Hangzhou bluesteel machine co., ltd
Hangzhou Bluesteel Machine Co.,Ltd
We are a manufacturer specialized in custom roll forming machinery.
With our advanced techniques and experienced staff members, we can
produce simple profiles as well as complex components with
precision tolerances. Most of our main production staff members
have about 10 years of experience, ensuring quality machinery and
high values for our customers.
Our products are widely used in steel structure Construction, like
roof and wall,and door or window,and supermarket
,warehouse etc.
Advantages of Roll Forming:
Roll formed parts can have a variety of shapes, angles and curves. Many materials are suitable for our custom roll forming machines, which allows us to provide components and parts with a wide variety of plated, pre-painted and laminated materials to meet your roll forming needs. We design products that best meet specific needs.
bluesteel Machine’s mission is to provide the highest quality products as a competitive
price, good in Quality, On-Time Deliveries, and Superlative
Customer Support.
bluesteel Machine has become a reliable bridge between overseas customers and
rollforming machines based on its riche professional experience in
marketing steel products and providing services. The company
persists in seeking global business partners, provides them solid
service and keeps stable and reliance business modules.