Brand Name: Dunan brand
Model Number: 001
Place of Origin: Zhejiang, China (Mainland)
Filter drier mainly have the effect of filtering impurities, installation related component or tube in refrigeration system capillary front the road, or installed in electronic expansion valve in and out of the side, collect the solid impurity in the cooling system and lubricating oil, prevent system and capillary and expansion valve jam, ensure smooth piping system.
1.Suitable for freezing, central air-conditioning, automobile, shipbuilding, air-conditioning equipment;
2.Pieces can be compatible with existing frozen oil and mixture;
3.Mixer has the ability of strong absorbing water, acid and other pollutants;
4.Pieces of 50 um filter can efficiently filter under the minimum differential pressure;
5.Pieces joint type have soldering joint ODF or bell mouth SAE;
6.Mixer framework can effectively buffer vibration on the influence of the internal components.
2.Product specifications:
item
|
parameters
|
full closed-full pulse number
|
500 pulses
|
open valve pulse number
|
30±20 except all-off flow valve
|
power supply
|
DC12V±10%,rgctangular wave
|
drive mode
|
4-phase 8-beat 20-pole permanent magnet stepper motor
|
excitation mode
|
1~2 phase excitation
|
flow direction of medium
|
both positive and negative
|
wroking life
|
≥100000 times
|
insulation class
|
E
|
coil resistance
|
46±3.7Ω(20°C)
|
coil current
|
260mA/phase
|
1. Export carton,or according to customer's requirements
2. Generally 30days after received your deposit ,will send to Ningbo or Shanghai port.
1.We are a professional factory of copper fitting.Have exported to many countries and get good reputation with our high quality.
2.Accept OEM service,we can according to customer's drawing design.
3.More than 10 years experienced technical staff,make sure supply high quality products.
Question1: Did you accept products customization?Is they need mould fee?
Answer: Yes, we accept products customization.Need mould fee,because products usually need extra mould cost.But,we can return the mould fee when you reach a specific quantity.
Question2: Can we get free samples?
Answer: Little quantity normal copper fitting samples can provide for free except for delivery cost.
Question3: How long is the normal production period for a 20-foot shipping container?
Answer: According to the current productive capacity, usually needs 30 days from producing to delivery.
Question4:What is the type of payment?
Answer: Usually you should prepay 30% of the total amount. The balance should be pay off before we get the original B/L.
Question5:How to guarantee the high quality?
Answer: We have testing department to make sure every product of size,appearance and pressure test are good.
Question6: How is the raw copper material price?
Answer: The price of copper is decided by the LME cash buyer price at the day when clients submit the orders.