>>>Product Specifications:
1) We supply high quality spool insulators according to IEC, ANSI standard and customers' specifications.
2) The color of spool insulator can be made as brown, light grey, white.
3) The spool insulator can be made up to 35KV, 28KN.
The shapping method in both Isostatic pressing and wet process are all available.
4) The product quality will beyond your imagination.
5) We offer Australian standard spool insulators, for example : R-1(SH.LV.1), R-2(SH.LV.2) etc.
>>>Workshop Overview:
In order to control the quality and improve producing efficiency, we have bought the modern producing line instead of handwork.
Firstly, it can improve the producing capability. What's more, can reduce the employee's workload.
>>>Quality Control:
We have the complete quality control system. The control is from raw material, producing process to the finished product.
And the quality control include the chemical composition, mechanical load, metallographic analysis, detection of defects, dimension.
(1) Chemical Component Test:
(2) Mechanical Test:
(3) Electrical Test:
>>>Company Profile:
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. All the insulators have been produced by modern equipment, For example 500KV polymer insulator has been produced by high volume injection machine, which can finish two pieces 500KV at one time. Mention to the porcelain insulator, the vacuum pug mill has been imported from Germany in order control the quality from blank.
>>>CERTIFICATE:
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.
>>>FAQ:
1. Q: Do you have a catalog? Can you send me the catalog to have a check of all your products?
A: Yes, We have product catalog. Please contact us, we'll send our catalog by E-mail.
2 Q: I can't find the product on your catalog, can you make this product for me?
A: Our catalog shows most of our products but not all. If you couldn't find it, let us know the
specification of your requirements, it usually takes 20-30 days for us to design and make
new moulds which match your requirements.
3 Q: What's your payment term?
A: T/T, L/C, D/P, Western Union, Cash are supported.
Hope to receive your valued inquiry! You could leave a message at the bottom of this page.
Audited Supplier 
Audited Supplier 
){kind=link}
){kind=link}