500kv
DIN, ANSI, GB
Aluminium
Welding
Without Treatment
Round
500kv
OEM
Pallet, Wooden Case, or as Customer Requirement
free fumigation
China
Product Description
Electrical Aluminium Corona Ring 500kv matched with all accessories is available in our factory, such as screw. Nuts, washer, etc.
Corona ring material range from aluminum, forged steel, die-casting aluminum etc,
Applicant: 132KV polymer insulator. Price is very competitive,
For more about corona ring pls contact us freely.
QINGDAO COSINE electrical equipment specializes in supplying insulator and pole line hardware. With high speed of power construction in China and oversea country, QINGDAO COSINE has grown into a leader of exporting of insulator in China.
Our products range from10KV-500KV polymer insulator, 40KN-420KN porcelain insulator and various kinds' pole line hardware.
We pay more attention to the product quality all time. All the insulators have been tested 100% strictly by IEC Standard or ANSI Standard. We ensure the rate of qualified Production up to 100% before delivery. Base on good quality and service, our products are popular in USA, UK, Vietnam, Italy, Russia, Greece, Argentina and Chile. In order to keep good quality, we have got ISO9001: 2008 certificate.




Corona ring material range from aluminum, forged steel, die-casting aluminum etc,
Applicant: 132KV polymer insulator. Price is very competitive,
For more about corona ring pls contact us freely.
QINGDAO COSINE electrical equipment specializes in supplying insulator and pole line hardware. With high speed of power construction in China and oversea country, QINGDAO COSINE has grown into a leader of exporting of insulator in China.
Our products range from10KV-500KV polymer insulator, 40KN-420KN porcelain insulator and various kinds' pole line hardware.
Fitting and Material Range | (1) forgd-steel metal fitting (2) ducitle cast iron metal fitting (3) Aluminum fitting (4) copper fitting (5)stainless steel fitting (6)Stamping Steel Fitting |
Product Range | 10KV-500KV polymer insulator, 40KN-420KN porcelain insulator,glass insulator and various kinds' pole line hardware |
Fitting Mainly Process | (1)Drawing (2)Mould making (3)Smelting (4)casting (5)Annealing (6)Hot-DIP galvanized (7)Machining (8)Inspecting |
Produce Equipment | Friction Screw Press Series,CNC Lathe,Machinning Center,CNC Milling Machine,Bentch Drilling,etc |
Inspection Equipment | Metallurgical Analysis,Tensile Strength Tester,Hadress Tester,Altimeter,Micrometer,Chemical Component Analysis,etc |
Surface Treatment | Heat Treatment,Polishing,Shot Blasting,Painting,Electro-Plating,Chemical Plating,etc |
Galvanization | hot dip galvanizing or electro plating |
We pay more attention to the product quality all time. All the insulators have been tested 100% strictly by IEC Standard or ANSI Standard. We ensure the rate of qualified Production up to 100% before delivery. Base on good quality and service, our products are popular in USA, UK, Vietnam, Italy, Russia, Greece, Argentina and Chile. In order to keep good quality, we have got ISO9001: 2008 certificate.




