Electrical Insulation Phenolic Paper Laminated Tube Insulation Material

• Application: Bakelite Tube for Transformer
• Type: Bakelite Tube for Transformer( Bkl Tube )
• Material: High Voltage Insulation Material
• Certification: ISO9001:2000, Ce/RoHS
• Model Number: Bakelite Tube for Transformer( Bkl)
• Outer Diameter: 10-1400 mm /Customized
• Model NO.: Electrical insulation phenolic paper laminated tub
• Length: 1000mm /Customized
• Services: OEM, ODM, CNC Available
• Temperature: 120ºC-180ºC
• Standard: IEC61212-1:2006
• Transport Package: Wooden Case
• Specification: piece
• Trademark: xincheng
• Origin: China
• HS Code: 482300000
• Production Capacity: 50000pieces/Day

Product Description

 Specifications
Place of Origin: China (Mainland)                                          Brand Name: XINCHENG
Model Number: bakelite Tube for transformer( bkl)              Type: bakelite Tube for transformer( bkl tube )
Temperature: 120ºC-180ºC                                                  Application: High Voltage
Material: phenolic resin and cable paper                             Use: Fit for insulating parts
Rated Voltage: 33KV                                                           Tensile Strength: 10.4Mpa
Color: Brown, orange, Light Green ,Natural ,Black             Type: Insulation tube
Outer diameter: 10-1400 mm /customized                          Length: 1000mm /customized    
Certification: ISO9001:2000 , CE/ROHS                            Services: OEM,ODM,CNC available
Standard: IEC61212-1:2006
 
 
Product Description
 Character and Application:
It is suitable for mechanical & electrical applications, with good electrical properties in oil and under normal conditions;
Date sheet
 Bakelite tube

No.	Item	Units	Value
1	Applicable Standards	-	JB/T 3172-1999
2	Density	g/cm³	1.03~1.20
3	Bending strength perpendicular to laminations	MPa	50
4	Impact strength	MPa	50
5	Bonding strength	MPa	-
6	Voltage endurance parallel to lamination (in oil 90±2°C)	kV	20
7	Voltage endurance perpendicular  to lamination (in oil 90 ±2°C)	kV/mm	6.0
8	Insulation resistance Impregnated in water	MΩ	-
9	Water absorption, wall thick 5mm	%	6.0
10	Temperature index	^OC	120

 
Size : ID:10MM TO 600MM . Wall thickness :Min :1.5mm
 
Technical data:

Properties		Unit	Grade
			Phenolic Paper Laminate Tube
			Inside diameter(5-25mm)			Inside diameter (>25mm)
Density		g/cm3	≥1.03			≥1.20
Water absorption rate		%	Wall thickness 3mm   ≤8
Thermostability(24h)		°C	120			120
Flexural strength		MPa	≥50.0			≥60.0
Compressive strength		MPa	≥50.0			≥60.0
Shear strength		MPa	-			-
Dissipation factor	50Hz		≤0.03			≤0.03
Dielectric strength perpendicular to laminations(withstand voltage)		kV/mm	Wall thickness	1.5-2.5mm	≥8.5	≥8.5
(in 90±2°C/5min transformer oil)				>2.5-3.5mm	≥8.0	≥8.0
				>3.5-4.5mm	≥7.0	≥7.0
				>4.5-6mm	≥6.5	≥6.5
				>6-9mm	≥6.0	≥6.0
Dielectric breakdown parallel to laminations (in 90±2°C/5min transformer oil)		kV		20		25
Surface withstand voltage (in case of humidity, under normal condition air withstand voltage 1 min)		kV		12		12

 
 
Electrical winding paper immersed with phenolic resin and partially curing, then baking and finished by hot rolling. Heat resistance class is E class.
3520 has good mechanical and electrical property, can be used for motors and electrical equipment, also can be used for transformers.
 
Phenolic Paper Tube Technic data:

NO.	TEST ITEMS	UNIT	REQUIREMENT	TEST RESULT	TEST METHOD
1	DENSITY	g/cm3	≥1.10	1.14	GB/T3172-1999
2	WATER ABSORPTION	%	≤8	8
3	THERMAL STABILITY (120 degree ,/24 H )	-	No crack, no muster	No crack, no muster
4	VERTICAL ELECTRICAL STRENGTH  (in oil 90°C ,five minutes)	-	8.0MV/m	8.0MV/m pass
5	DIELECTRIC LOSS FACTOR	-	≤3x10^-2	2.1x10^-2
Note: the sample is prepared by the client.
The following blanks

 
 
Packaging & Delivery
Outer packaging Details: pallets
Inner packaging Details
1. Special packaging: 
Class A: carton + wooden + iron packaging 
Class B: bubble bag + carton + plastic packaging 
Class C: bubble bag + carton + particles bag 
Class D: bubble bag + carton 
2. Normal packaging: carton 
3. Convenience packaging: PE bag, particles bag.
Delivery Detail:  Shipped in 20 days after payment
 
 
Our Services
We also CNC to your CAD drawing, cut to size customized, and sell full sheets in quantity. This epoxy glass fabric laminated sheets material is also available THINNER and THICKER. Please call our Sales Department for information.
 
FAQ
1.What is the minimum ordering quantity ?   
   MOQ can be a small quantity even 10 kgs to meet various needing . 
 2.Do you have stocking for different thickness ?  
   Yes, We have 25 tons stock for common stock . Production time is very fast if one certain not in stock . 
3. Can we order mixed thickness for one order ?
    Yes, We could match your ordering request even mixed different  thickness and colors . 
4.Can you give me a discount price?
     It is depending on the volume, the larger the volume is ,the more discount you can enjory. 
5.  What are your design capabilities?
     We have staff trained in AutoCAD and several design programs. We can work with many  different file formats, as well as develop designs based on sketches, drawings, blueprints and other formats.  
 
 
Please Contact Us
 Miss: lydia
 
http://chinainsulation.en.made-in-china.com