High Quality Insulation Board Ceramic Fiber Board Made in Alumina

• Customization: Available
• Application: Insulators, Electrical Base, Shell
• Color: Creamcolored/Ivory
• Model NO.: CB
• Material: Ceramic
• Thermal Rating: 1400 Degree Centigrate
• Material Name: Alumina (99%~99.5%)
• Edge: Polished
• Dimension: Customized
• Type: Solid
• Chemistry: Inorganic Insulation
• Classification: Inorganic Insulation Material
• Certification: ISO9001
• Transport Package: Carton (or Customized)
• Specification: Custumized
• Trademark: WMT
• Origin: China
• Production Capacity: 25million PCS Per Month

Product Description

The Alumina insulating part/component/disc for electrical equipment is made in 99%~99.5% Alumina.

Feature:
High Wear-Resistance, Isulated, Thermostability, Corrosion Proventive

Size, Color, Shape: Customized.
 

Performance for parts made in different materials
Item	Index	Unit	Steatite	Zirconia	95 Al2O3	99 Al2O3
Physical Characteristics	Density	g/cm^3	2.7	5.9	3.6	3.85
	Water absorption	%	0	0	0	0
	Sintering temperature	ºC	1300	1650	1670	1690
Mechanical Characteristics	Hardness	HV	1300	1400	1600	1700
	Rupture strength	4pt	>1100	>11000	>2900	>3500
	Compression strength	Kgf/cm^2	18000	25000	25000	30000
Thermal Characteristics	Max. operation Temp.	ºC	1100	1600	1400	1500
	Linear expansion coefficient	10^-6/ºC, 0-1000ºC	6	10	7.8	8
	Heat resistance impact	T (ºC)	110	350	220	200
	Thermal conductivity	W/m.k	15	3	22	31
Electrical Characteristics	Valume resistivity	Ω.cm	>10^12	>10^12	>10^12	>10^12
	Insulation Demage Strength	KT/m	20	15	16	18
	Dielectric constant	1MHz ( E )	5.8	12.5	9.0-10	9.2-10.5

Production Line:

Packaging:

Company Advantage:
Good service and cooperation, reasonable price, customer-trusted quality.

FAQ:
Q: How long is your delivery time?
A: Generally speaking, two weeks according to the quantity.
 
Q: Do you provide samples? 
A: Yes, we could provide the sample free of charge.
 
Q: What is your payment terms?
A: 30% T/T in advance, 70% T/T before shipment. Or irrevocable sight LC. After stable cooperation experience, we would offer better payment condition.

Q: How can I place an order?
A: You can do it through email, wechat, whatsapp, skype.

Q: How do you take care when your clients received defective products?
A: If there are some defective items more than percentage that both sides agreed in the PI or SC, we usually credit to our customer or replace in next shipment.

If you have any request for other information or assistance, please feel free to let us know. Thanks.