Perc Solar Cell Screen Printing Aluminum Back Paste

PERC Solar Cell Screen Printing Aluminum Back Paste

Production Flowchart

Normally the typical steps for the electronic paste manufacturing is as below.

1) Raw materials inspection(mainly Ag and Al metal powder); 2) Materials adjust mixed and dispersion; 3) Rolled pulp; 4) Vacuumize; 5) Function Test(including Viscosity, fineness, conductivity, adhesion, solderability, etc.); 6) Package.
LEED-INK Workshop

LEED-INK has been devoted us to development and manufacturing of electronic paste for more than 20 years.

We have more than 1000 square meters constant temperature and humidity clean production workshop with grade 100,000 degrees, and professional electrical testing laboratory. We have strict production environment monitoring system.

With more than 30 skilled workers, including 10 workers skilled in printing equipment and processing operation, which enables to meet the customized requirement from customers.

Our current electronic paste product capacity is 300 tons/month, and estimated capacity in this year is 350 tons/month.

Hunan LEED Electronic Ink Co., Ltd.(Hereinafter referred to as "LEED-INK") was established in 2002,  and we have over 15 years experience of R&D, production and sales of electronic paste.

We formed a core management team which consists of senior personnel from company management, products R&D, production, financial decision-making and marketting development. All the team members have bachelor's degree or above.

 
"Lively, Efficient, Excellent, Dedicated" is the spirit of LEED-INK.

And we sincerely hope to offer you the the most satisfactory products and services with all LEED-INKers' heart!

Q1. Why choose LEED-INK?
We are concentrating on Electronic Ink manufacturing in China with over 15 years experience.

And with our own R&D team and manufacture workshop, we targets a variety of different applications of

electronic paste and dedicated to the clients to provide effective technical solution.


Q2. Could we provide customized products?
We have our own R&D team and technicians, so that we could provide personalized products

and service according to different customers' requirements.


Q3. What information needed before received an accurate quotation?

1) What is the substrate material you use?
2) Is it for screen printing? What is the screen material and mesh size?
3) Drying and Firing process?
4) Any specific requirement for silver content, conductivity, solderability, adhesion, etc.?
5) If you already test some method and models, welcome to let us have your test result and the defect,

    the tested brand and models. We can improve the method, and suggest you the most suitable product

    based on it.



Q4. How can we guarantee the qualified products?
We have passes the ISO9001 quality management system Certificate.

We strictly carry out according to the quality system in every aspect of the production process.


Q5. Are LEED-INK products environmental friendly?
We have passed ISO14001 Environmental management system certificate of conformity.

All our products are environmental friendly, and non-toxic element up to European RoHS environmental

regulation (2002/95/EC).


Q6. What's your MOQ?

Mostly our MOQ is 1kg, while sometimes we accept less quantity like 200g on the condition that

a sample charge is 100% paid.


Q7. How about the delivery time?

Normally, for sample order, our delivery is within 5 days.
For mass production batch, our delivery is within 7 days. But that depends on the real condition

when we get your order.


Q8. Can I get a sample?

Yes, sample is available.

If noble metal such as Ag, Pd included, and the material cost is already high, we do not offer free samples.


Q9. What payment terms is acceptable to you?

T/T, Western Union, Paypal, and L/C. And you can pay directly by Alibaba trade assurance service order.



Q10. Do you accept VISA business credit card ?

Sorry we don't accept VISA credit card,we'd like to accept T/T, Western Union, Moneygram, or Paypal.