Transformer Phenolic Paper Laminated Sheet Bakelite Board 3021 Sheet

• Customization: Available
• Application: Insulators, Electrical Winding Insulation, Motor, Insulating Varnish
• Color: Black, Orange
• Model NO.: 3021
• Material: Paper
• Maximum Voltage: 10KV~20KV
• Thermal Rating: E 120
• Thickness: 3-100mm
• Size: 980X1980mm, 1020X2040mm
• Package: Pallet
• Storage Life: 1 Year
• Type: Insulation Sheet
• Chemistry: Inorganic Insulation
• Classification: Inorganic Insulation Material
• Certification: ISO9001
• Brand: Chr
• Transport Package: Pallet
• Specification: 3-100mm
• Trademark: CHR
• Origin: China
• HS Code: 8547909000
• Production Capacity: 5000kg/Week

Product Description

Product Description

3021 phenolic paper laminate sheet

1.Description:   3021 phenolic paper laminate sheet is made from paper that impregnated with phenolic resin under pressure and heat. With high mechanical strength and electrical properties
 
2.Specifications:
3021 phenolic paper laminate sheet
1).Thermal grade: class E.
2).Thickness : 3-100mm
3).Size: 980 x 1,980mm ± 10mm; 1,000 X2,000mm ± 10mm ; 1030X(2000-2300) ± 10mm , (980-1030)x(980-1500) ± 10mm 4000mmx2000mm, 2700mmx2700mm, 3000mmx1500mm  
3. standard
 
3021 phenolic paper laminate sheet
color:   orange,black
4. Applications: 
  3021 phenolic paper laminate sheet
It is used for the insulating spare parts of electrical appliances and transformers, high mechanical properties electrical and mechanical devices.
 
3021A, 3021B, 3021C (China standard) is in accordance with X, XX, XXX, XP, XXP, XXXP, XPC  (
NEMA standard)
 

Product Parameters

 

Properties	Unit	Index Value	3021A(Fact Value)
Flexural strength  perpendicular to laminations	MPa	≥120	126
Bonding strength (≥10mm in thickness)	N	≥3200	4100
Impact Strength	KJ/m2	≥15	17.5
Tensile strength	Mpa	≥100	103
Insulation resistance  after immersion in water (D-24/23)	Ω	≥1.0×107	4.5×107
Dielectric strength perpendicular to laminations (in 90±5°C transformer oil, 1 mm in thickness)	MV/m	≥ 84	92 (90±5°C)
Breakdown voltage parallel to laminations	KV	≥ 20	22
(in 20±5°C transformer oil)
Permittivity (50Hz)	-	-	-
Permittivity (1MHz)	-	≤5.5	5
Dissipation factor (50Hz)	-	≤	-
Dissipation factor (1MHz)	-	≤0.05	0.03
Density	g/cm3	1.30-1.45	1.41
Water absorption (D-24/23, 1.6mm in tickness)	mg	≤182	163
Color	-		Organge
Reference standard	-		EnterpriseStandard

Detailed Photos