Full set porcelain bushing insulator transformer isolator bushing

Full set porcelain bushing insulator transformer isolator bushing














Quick Details

Place of Origin: China (Mainland)                                          Brand Name: XINCHENG

Product name: Transformer porcelain bushing terminal
connector brass flag

Material: bronze, brass, red copper, Copper                       Standard: DIN or Customer’s Drawings

copper alloy casting: brass / red copper / bronze / aluminum bronze / tin bronze casting

Process: investment casting, lost wax casting, presicion casting

Application: transformer bushing

Another Application: power, railway, hardware, bathroom accessory, electronic parts

Surface treatment: sand blast, passivation, polishing               Certification: ISO9001

Service: OEM\ODM , moulding, casting, machining, heat treatment

Dimensions: Customer’s Drawings



Full set porcelain bushing insulator transformer isolator bushing Supply Ability

Supply Ability: 100 Ton/Tons per Month copper / brass / bronze / alloy casting & machining manufacturer


Full set porcelain bushing insulator transformer isolator bushing Product Description

1.Material:Electrical porcelain
2.Applied Standard: IEC,AS,BS,AN
3. Product can be Customized


Working condition and performance:

Ambient temperature:-50°C~+50°C;

Altitude: not higher than 1000m for common bushings and not higher than 2500m for the reinforced and antifouling bushings;

The common type is suitable for lightly dirty place and the antifouling one for heavily dirty place;

Assembling method: vertically and horizontally and easy to install;


GB standard

1KV/300A-400A-600A          1KV/800A-1000A-1200A          1KV/1600A-2000A-3150A

1KV/4000A-5000A-6000A     10KV/50A-275A                      20KV/50A-275A

20KV/50A-600A                   10KV/300A-400A-600A            20KV/300A-400A-600A

20KV/300A-400A-600A         20KV/300A-400A-600A           10KV/800A-1000A-1200A-2000A


DIN standard

1KV/250A-630A                   3KV/250A-630A                      1KV/1000A-2000A-3150A

3KV/1000A-2000A-3150A     3KV/6500A                             12KV-24KV-36KV/250A

12KV-24KV-36KV/630A        12KV-24KV-36KV/1000A-2000A-3150A


We are the most professional customized copper/brass/bronze/with other special alloy casting & machining manufacturer in China—supply HIGH PRECISION non-standard copper / alloy fittings.

Product Information:

Product Name  Customized Copper /alloy Casting and Machining Parts
Production Range Casting: Investment/Presicion Casting/ Lost Wax Casting, sand casting, precoated sand casting
Machining: CNC Machining/ Lathing/ Milling/ Turning/ Drilling/ Tapping/ Broaching etc.
Material Copper & alloy
Brass: HPb59-1, CuZn39Pb1/2/3, CuZn40, C36000, C37000,C37710, C67400, C46400etc.
Aluminum Bronze: CuAl10Fe2/3, CuAl10Ni5Fe5, C65500,C95200,C95400, C95600, C87500, etc.
Tin Bronze: CuPb5Sn5Zn5, C83600,C83800, C84400, C86500. etc.
surface treatment Sand blasting, Shot blasting, Polishing, Grinding, Annealing, Tempering, Polishing
Tolerance 0.01-0.2mm
Standard DIN, ASTM, BS, JIS etc.
Process Casting, Deburring, Machining, Surface Treatment, Packing
Weight range 0.2–1500KG( Max. unit weight)
Technical Process Investment casting, Precision casting, Lost wax casting, sand casting
Surface treatment Painting, polishing, heat treatment, plaining, galvanization, shot blasting,
chromate plating, power coated and anodizing
Machining CNC Machining Center, Boring Machine, Milling Machine, Lathe, And Radial Drilling Machine
Size and design As the customer’s drawings and requirements
sample accepted.
the mold from customer is acceptable.
Drawings Pro/E, auto CAD, UG, CAD, PDF and ADSTEFAN (Advanced Solidification
Technology for Foundry Aided by Numerical simulation) for flow analysis
 Packing Bubble bag+ Carton+ Wooden pallet
As customers’ requirements
Transportation Ocean Shipping, By air, Express ( DHL,  Fedex , UPS, TNT, EMS)
Inspection Foundry in-house
Third Party inspection available upon customer’s requirements


More advantages for our copper castings as below, 

—High quality

—High pressure

—High precision

—High strength

—High conductivity

—High prformance

—High manufacturing difficulty

—Good appearance

—Advanced casting technology (Silicasol):Lost wax precision casting/Investment casting

—Surface treatment: Sand blasting, shot blasting, grinding, polishing, heat treatment, passivation, etc.

 —Testing capability: In order to ensure the quality, we equip spectroscope, hardness tester, universal testing machine,etc. COA can be delivered along with goods, such as tensile strength, yield strength, percentage elongation etc. 

—Process equipment: CNC machining center, CNC lathe, milling machine, drilling machine, etc.

—Certificate: ISO9001 for copper and copper-based alloys(brass, bronze, etc. )castings and other certificates could be provided if customers inquire.

The experience gained from its long tradition in casting copper and alloys makes XINCHENG the specialist for especially demanding and durable products. XINCHENG is there for you with its expertise gained from many years of non-ferrous metal foundry technology.




 Q: When enquire a porcelain insulator price, what parameter should be given to the supplier?

A: For porcelain insulators, if you can’t provide the following information, it will be hard to quote exactly.

  1. rated voltage 2. section length 3. dry arcing distance 4. creepage distance 5. mechanical strength 6. color of insulator


If any inquiries about copper and alloys including brass, aluminum bronze, tin bronze, etc casting parts, please tell us and send us your details specification requirements or drawings. We will check for you immediately.


Full set porcelain bushing insulator transformer isolator bushing Packaging & Delivery

Standard export packing with company logo and informations for copper casting parts.

And custom made is also ok if customer need.

Packaging Details

Inner package : bubble bag; Outer package : Carton box, wooden case , pallets / plywood box



Please Contact Us

 Miss: lydia

Mob: 86-13752439076      Fax: 86-22-60863016       




WeChat : 86-13752439076   WhatsApp: 86-13752439076

Full set porcelain bushing insulator transformer isolator bushing

Full set porcelain bushing insulator transformer isolator bushing