Cu/ALN-SS/ALN selective absorbing coating material vacuum tube
Pictures Of solar vacuum tube
Outer tube diameter 47±0.7mm
Outer tube thickness: 1.6mm
Inner tube thickness: 1.6mm
Tubes length 1500±5mm
Material: borosilicate glass 3.3
Material of coating: AIN/AIN-SS/Cu
Absorbing Coefficent: 90%-91%
Emission Coefficent: 3%-5%
Stagnation temperature: 230℃-250℃
1 Non-pressurized water heater 2 Flat collector 3 Flat plate soalr water heater
4 heat pipe soalr water heater 5 pre-heated water heater 6 heat pipe solar colelctor
7 solar project 8 split 9 water tank
Why Choose Us?
A.Our Advantages:
1.Our Product is economic and environmental;
2.Our Product is durable and has a long service life;
3.We have rich production experience.The quality of Product is reliable;
4.We have a perfect production process and strict quality control system;
5.We have perfect service system and will give you the best service.
solar vacuum tube, vacuum tube
Company Introduction
Jiang Su DR. Xia Solar Energy INC. was established in 1988 and is located in Chang Zhou city. Our company covers an area of 45000 square meters and has over 100 employees.
We are specialized in Solar water heater and have an annual production capacity of 100,000sets.
Our company has rich experience in the solar industry. Besides, because of large overseas markets, most of our products have got Solar Key mark, SRCC, CE certificates.
Our company has laser welding, automatic punching and vacuum sputtering equipment to strictly control the product quality. We warmly welcome customers from at home and abroad to cooperate with us for common success.
Our Service For YOU
Pre-sale Service
1. Sample can be offered with sample charge and courier fee by buyer's side.
2. We have full stock,and can deliver within short time.Many styles for you to choose.
3. OEM and ODM order are accepted, Any kind of logo printing or design are available.
4. Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you
5. All of our products are produced by our professional workman and we have our high-work-effect foreign trade team, you can totally believe our service.
6. We have rich experience of design, manufacture and sell water heater, we cherish every order from our honor.
After you choose
1. We will count cheapest shipping cost and make invoice to you at once.
2. Check quality again, then send out to you at 1-2 working day after your payment,
3. Email you the tracking no, and help to chase the parcels until it arrive you.
After-sale service
1. We are very glad that customer give us some suggestion for price and products.
2. If any question,please contact with us freely by E-mail or Telephone.
Looking forward to the cooperation with you !