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Chinese manufacture electrical insulation ddp paper made oil duct strut belt transformer ddp duct strip

1. double surface DDP paper (top quality)
2. single surface DDP paper
3. kraft paper with duct strip
C1 | Thickness | mm | 0.08 | 0.13 | 0.17 | 0.20 | 0.25 | 0.30 | |||||
2 | Thickness Tolerance | % | 6.5 | ||||||||||
3 | Density | g/cm3 | ≥0.85 | ||||||||||
4 | Tensile Strength | MD | KN/m | 7.5 | |||||||||
CD | 3.7 | ||||||||||||
5 | Tear Strength | m·N | 500 | 1000 | 1500 | 2000 | |||||||
6 | Dielectric Breakdown | Kv | 0.6 | 0.9 | 1.2 | 2.2 | 2.75 | 3.3 | |||||
7 | Aqueous Extract | - | 6.8~8.5 | ||||||||||
8 | Bond Strength | Kpa | 450 | ||||||||||
9 | Ash Content | % | 1.0 | ||||||||||

Thickness of 0.1-0.5mm
Desity: 1.10-1.15g/cm3
width: 1000mm
Color: broVV11, green, blue.Mainly in rolling package
weight: 100-300kgs/roll


diamond dotted paper is Wrapped by proctective film;
diamond dotted paper is Packed by standard import & export cartons or.iron pallets.

The diamond dotted paper is used in Oil-immersed transformer.

There are 300 workers in our factory, and the annual output of our factory is 50 million tons.

In the recent years, when continued in introducing elitists , the factory has also taken in advanced
production equipment and gradually improved its comprehensive developing force.


Introduction of foreign advanced production and testing equipment to ensure reliable quality
of the raw material.

This is our raw material with good quality.

All of our finished products are stored in the warehouse.

The plant has passed the certificate of ISO 9001 quality system certification
The insulation system has been approved by UL
The products have passed ROHS test


Yaan is a young dynamic organized and disciplined and passionate young international team
founded by, is a growth-oriented company and thinking. Simple, stylish, personalized office
environment has always been our style!

Our customer is all over the world,and we have more than 10 years import & export experience
All the finished products are displayed in the exhibition hall.
1.Q: Are you trading company or manufacturer ?
A: We are a manufacturer, We have more than 32 years experience in producing electrical insulation material.
2.Q: Where is your factory located? How can I visit there?
A: Our factory is located in Xuchang,Henan provience.
3.Q: Which certification do you have?
A: The plant has passed the certificate of ISO 9001 quality system certification;
The insulation system has been approved by UL;
The products have passed ROHS test.
4.Q: Can i get a samples for free?
A: Of course we can sent you a sample for free, customers just need to pay a litter shipping change.
5.Q: How long is the delivery time?
A: Generally it is 5-15 days if the goods are in stock, or it is 15-30 days.

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