SEPNA Solvent-free black can be cured at room temperature or by heating two-component epoxy potting adhesive for transformer and electronic stator

 

PROPERTY	STANDARD	VALUE of   SE 685
----	----	PART A	PART B
Appearance	Visual inspection	Black  viscous liquid	Clear  liquid
Viscosity  / 25°C, cps	GB/T 10247-2008	20,000±10,000	20-10
Density  / 25°C, g/cm3	GB/T 13354-92	1.70 ±0. 1	1.0 ±0. 1
Data details of after mixing
Mixture ratio	Mass ratio	A:B= 100:13
Viscosity of mixture  / 25°C , cps	GB/T 10247-2008	20 00 ±1000
Density   of mixture  / 25°C, g/cm3	GB/T 13354-92	1.6±0.1
Operation time  / 25°C, hr	GB/T 13477-2002	(226g)35±10
Gel time  / 25°C, hr	GB/T 13477-2002	10~12
Hardness  / Shore D	GB/T 531.1-2008	85±5
Tensile shear Strength / N/mm 2	GB/T 7124-2008	AI-AI  12
		Stainless steel/stainless steel 13
Glass transition temperature Tg	GBT 11998-1989	50-60ºC
Coefficient of linear expansion  /10  -6 /k	GB/T 7124-2008	38,
		115,>Tg
Flame retardant grade	ANSI/UL-94-1985	UL94 V-0
Thermal conductivity / W/mK	GB/T 10297-1998	0.9-1.0
Water absorption rate	GB/T 8810-2005	24H,25ºC,0.1%
	GB/T 8810-2005	2H,100ºC,0.6%
Volume resistivity  /Ω·cm	GB/T 1692-92	3.4*10 14
Dielectric strength / kV/mm, 25°C	GB/T 1693-2007	>17
Dielectric constant  / 1.2MHz,  25°C	GB/T 1693-2007	3-5
Loss factor  / 1MHz, 25°C	GB/T 1693-2007	0-1
Thermal shock test (500 cycles)	----	-40~150ºC
Operating temperature	°C	-50-150
Shelf life	Component A	12 month
	Component B	9month
Resistant to the following media: water, acid and alkali (PH3-10), hydrocarbon, brine. Not resistant to the following media: polar solvents, strong acids and bases.

 

SEPNA focuses on the R&D and production of advanced new materials. Headquartered in Shanghai, the factory is located in Qidong High-tech Zone, Jiangsu Province. It is a modern technology factory with an area of 20000 square meters.

SEPNA factory uses an advanced MES automatic quality control system and a full-process ERP management system for strict quality control. 

SEPNA factory and products have passed many international system certifications. Such as ISO9001-2015, SGS, 16949, and other certificates.

SEPNA adheres to the values of being "customer-centr ic ,  t ake technolog y  as the blood , and focus on high-quality " , adheres  to the development concept of "DEVELOP DEPEND ON THE TECHNICAL INNOVATION, LIVE DEPEND ON THE QUALITY,"; Focus on providing customers with more accurate and safe products with "bonding, sealing and protection" functions.

SEPNA product  lines , from flexible sealing, and fixed bonding to the development of multiple curing forms  products , can fully match the production and manufacturing processes of different customers, and  SEPNA  can provide  all  customers with   more options,  higher  efficiency, and better quality product solutions , as well as omnidirectional   customized services and support.

SEPNA closely connects customers/suppliers/employees/partners with the mission of "Zero SL  B ond s  U s  Together!   ".  And  continu es  to promote technology and product innovation, service innovation, and talent innovation ,  better combine the value of products, services, and talents  to  make products more perfect, make industrial manufacturing more efficient, and  provide more valuable products and service solutions for the high-end and high-end manufacturing industry!

 

1. Outstanding manufacturers and powerful factories.

Sepna's products have been widely used in the international market, mainly in North America, South America, Asia, Southeast Asia the Middle East, Oceania, etc.

Until now, she has serviced nearly 1000 enterprises all over the world.