| Parameter | HG-1 | HG-2 | HG-3 | HG-4 | HG-5 |
| Dimension of working chamber(width×depth×height) mm | 550×450×550 | 850×800×1000 | 1500×1000×1500 | 1900×800×1500 | 1700×1800×2000 |
| Operating temperature(ºC) | Indoor temperature-200 | Indoor temperature-200 | Indoor temperature-200 | Indoor temperature-200 | Indoor temperature-200 |
| Operating voltage/ frequency(V/ Hz) | 3-380/50 | 3-380/50 | 3-380/50 | 3-380/50 | 3-380/50 |
| Heating power(kw) | 4 | 10.5 | 18 | 21 | 36 |
| Temperature uniformity(%) | ±2.5 | ±2.5 | ±2.5 | ±2.5 | ±2.5 |
| Temperature fluctuation(ºC) | ±1 | ±1 | ±1 | ±1 | ±1 |
Note: Non-standard product can be designed and manufactured in
accordance with the requirement of the user.
|
A curing furnace is indeed suitable for the curing of transformer's
epoxy resin and the preheating (predrying) of coil and mold
components. Curing refers to the process of hardening or setting a
material through the application of heat, and in the case of
transformer epoxy resin, it involves the polymerization of the
resin to form a solid and durable insulating material.
Here are some key points regarding the use of a curing furnace for
these applications:
Curing Transformer Epoxy Resin: Transformer epoxy resin is used for
insulation and protection purposes in transformers. After the resin
is applied to the transformer components, it needs to be cured to
achieve its desired properties, such as electrical insulation,
mechanical strength, and resistance to heat and moisture. A curing
furnace provides the controlled heat necessary for the resin to
undergo a chemical reaction, resulting in the hardening and curing
of the epoxy resin.
Preheating (Predrying) Coil and Mold Components: Before the epoxy
resin is applied to the transformer coils or molds, it is common
practice to preheat (predry) these components. Preheating helps to
remove any moisture or contaminants from the surface of the
materials, ensuring better adhesion and improved curing of the
epoxy resin. A curing furnace with precise temperature control can
be used for this preheating process.
Temperature Control: Curing furnaces for epoxy resin typically have
temperature control systems that allow precise control of the
heating process. The curing temperature and time are crucial
factors to ensure proper curing without damaging the components.
The furnace should be capable of reaching and maintaining the
required curing temperature for the specified duration.
Air Circulation and Ventilation: Proper air circulation and
ventilation within the curing furnace are important to ensure
uniform heat distribution and the removal of any volatile
byproducts or gases released during the curing process. This helps
to prevent voids, bubbles, or other defects in the cured epoxy
resin.
Safety Features: Curing furnaces should incorporate safety features
such as temperature monitoring, overheat protection, and exhaust
systems to ensure safe operation and prevent any potential hazards
during the curing process.
Curing furnaces designed for these specific applications are
commonly used in the electrical industry, particularly in
transformer manufacturing and repair facilities. They provide
controlled and reliable curing conditions to ensure the epoxy resin
cures properly, resulting in high-quality and reliable transformer
insulation.
