Kafuter K-303 50ML UV Glue UV Curing Adhesive with 9/51LED UV Flashlight UV Curing Adhesive Crystal Glass and Metal Bonding

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Product Details

Product Features :

K-303 is dedicated to the adhesive acrylic (PMMA) or acrylic adhesive between the glass and metal between the high adhesive strength, e.g., acrylic billboards, adhesive acrylic products , but also for other transparent plastics such as PC , PVC, PS, ABS and other plastics adhesive fixing , bonding with excellent results, such as plastic boxes, plastic products , such as bonding.

Key performance indicators :

Appearance: pale transparent liquid
Viscosity cps: 550 ± 100 (Brookfield DV-II viscometer at 25 ° C , SC 4-15 rotor )
Hardness ( Shore D): 53 (GB / T 531-1999 curing test )

Typical curing nature:

K-303 will be cured under ultraviolet light , the sun will slowly solidified . 220-260nm light source helps surface cure .

Cure rate , depth, and ultimately curing effect is dry and UV light source , exposure time , light transmittance related material . Suggested by experiments to determine the final curing process .

Positioning time :

6s-125W PHILIPS high-pressure fluorescent lamp , 4.5 mW / cm ⊃2; UVA 3mm thick PMMA / PMMA

Typical cured properties:

Tensile shear strength (GB 7124-86) overlapped area of 25 × 5 = 125mm2: PS / PS ,4-5MPa destroy both PS 30 ° C

Use these steps:

1 Depending on the material surface treatment , surface dry and clean , no weak boundary layer ;
2 interface adhesive bonding material on the need for continuous coating, be careful not to disperse ;
3 light positioning the glue into the short ultraviolet curing lamp radiation, until the hand nudging fixed;
4 to remove the excess glue with a knife to scrape the glue overflow , or a soft cloth , paper towel and gently erase the excess glue can also be dipped in acetone, alcohol wipe ;
5 full cure time high radiation , until fully cured , note the temperature is not too high ;
6 dipped in acetone, alcohol, cleaning materials with a soft cloth or paper towel and gently wipe the bonding good material .

Instructions for use:

1 , the adhesive surface clean, dry and free of grease , you can wipe with acetone , hair dryer .
2, the UV lamp positioned curing , the curing rate is dependent on the glue to absorb light energy from the light source associated with , the light transmittance material and other factors .
3 , the operation should not squeeze too hard to be sticky , and shall not be repeatedly moved apart adherend.
4, using the rest of the glue not fall back to the original packaging to avoid contamination.


Avoid contact with eyes, skin and clothing . This pair of eyes and a slight skin irritation.
If accidentally splashed into the eyes , rinse immediately with plenty of water , as there does not need to go to hospital.
Rinse immediately with soap and water after skin contact. Please wash before they can wear the clothing.
Do not allow contact with children .


This product is sensitive to light and heat , you need storage in a cool, dry place, away from light below 28 ° C, valid for one year .

Description :

The above data are based on our extensive proceeds experiment, the results are reliable.
However, due to the diversity of the practical application of application conditions are beyond our control , so users need to be testedbefore use to make sure the product is applicable.
My company does not guarantee under certain conditions the use of our problem with the product , is not liable for any direct, indirect or incidental damages.
Users encounter any problems during use , can contact our technical service department , we will try to provide you with as much as possible to help ….

Item Specifics
DIY Supplies:
Silicone Sealant
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Shipping & Payment


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
Asia 10-20 Business days
Africa 15-45 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.


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.


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 SAJAKS Favorites (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of www.sajaksfavorites.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.


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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