30CMx1M PCB Portable Photosensitive Dry Film for Circuit Photoresist Sheets 1M Brand New For plating hole covering etching

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Feature:
Width: 30cm
Longth: 1M
1.5 mil thickness of dry film can be completely cover a hole of 0.25 inches
The dry film can be used in the most ordinary plating solution, no wrinkle, no discoloration
It can cut into 10pcs 15cm x 20cm film,and 5pcs 20cm x 30cm film. You can cut it as you like

Operating steps:
1, grinding CCL, this simple, using the finest polished clean water frosted paper on the line. 2, removing film, photographic film is sandwiched between two layers of film, the first side can make use of transparent tape tear torn, try a few on the line. 3, and then foil, copper clad laminates can look a little cleaner, pasted, try not to have bubbles. 4, good paste membrane used presses, not too hot, about 100 degrees from the fixing. 5, the printed circuit board film, suggestion is to use film, the fine could reach the highest degree of accuracy if you did not ask for the paper to print it with sulfuric acid trip. 6, the printed circuit on the photographic plate (Note: Dry film is negative, so to highlight the print, which we usually use photographic plate opposite) with ordinary energy-saving lamps 10 or so, if there is exposure Machine 1 minutes on the line, the sun not tried, it should be 30 seconds -60 seconds, the exposure process Obviously, since the photosensitive film will change color when exposed to light, the light becomes dark blue. You will easily see your circuit diagram appeared on the board. 7, developing and tear the protective film on the front panel, into the developer (developer according 1:100,10 gram Total 1L of water) to be used when developing a little harder stick cotton wipe board. 8, etching, this goes without saying (ferric chloride etchant environmental For protection, hydrochloric acid + hydrogen peroxide, etc.) is recommended environmental etching shop, fast, clean, no odor. 9, after a good CCL etching, stripping, from film watered by 1:60 or 70, the board bubble like a few minutes, 10, after the completion of the board, very pretty good, most dense line spacing is 0.1MM, width 0.1MM, 0.1MM lines do know though is very easy to do, but do 0.1 lines and 0.1 line spacing dry film can easily do it.
Package included:
1 x 30cm Photosensitive Dry Film






Item Specifics
Brand Name:
ELDOER
Model Number:
Other
Shipping & Payment

Packaging Details

Type:
 piece
Weight:
0.074kg (0.16lb.)
Size:
15cm x 10cm x 10cm (5.91in x 3.94in x 3.94in)

Packaging Details

Type:
 piece
Weight:
0.074kg (0.16lb.)
Size:
15cm x 10cm x 10cm (5.91in x 3.94in x 3.94in)

SHIPPING AND DELIVERY

We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-20 Business days
Canada, Europe 10-20 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.

REFUNDS & RETURNS POLICY

Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.

Refunds

Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of SkypeIt - Things That Matters (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of www.skypeit.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.

Exchanges

If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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