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New Hundred grid knife test board 1MM paint film adhesion test instrument

Product Description

Hundred grid knife test board 1MM paint film adhesion test instrument
 
Product parameter

01. The guide gauge is designed and manufactured according to BS3962-6 and G84893.4-85 standards, which is convenient and simple

02. Cut spacing: 1m*11, 1.5m*11, 2m*11, 3m*7

03. Cut length: 20-35m

04. Number of cuts: 7-11 \\

This instrument is mainly used to determine the adhesion of paint by cross-cut method, and is suitable for laboratories or construction sites under various conditions.

Working principle and scope of application


This instrument cuts and penetrates the coating as a grid pattern with a tool of a certain specification. The finished graphics are classified into 6 categories, and the adhesion effect of the coating from the substrate is evaluated. It is suitable for measuring the surface paint of plastic and wood furniture. The film thickness is less than 250m, the adhesion strength of the paint film to the substrate

Suitable for spraying plastic and wood furniture surface adhesion strength and fastness or the strength of the combination of the base paint

Length: 120mm

Width: 80mm

Thickness: 0.9m

 DV: 3m0

Operation method

The test piece must be customized according to SR1514 and 1S02828

Place the test piece on a flat plate with sufficient hardness

Hold the guide gauge (100 grid board) so that the bottom surface is completely flush with the surface of the finished surface coating

Use a uniformly pressed 100 grid board, use a sharp blade to cut the knife at a cutting speed of 20-50m/s without shaking

Rotate the 100 grid board 90 degrees, repeat the above operation on the cut cut to form a grid pattern

Use a tape that meets the standard to stick to the crossed surface and tear off the tape to observe the adhesion strength of the coating on the surface
 
Precautions

1. All incisions should penetrate the coating, but not too deep into the substrate

2. If the coating is too thick and hard to penetrate the substrate, the experiment is invalid but it should be stated in the experiment report

3. The test tape must be a 600 special test tape produced by 3M in the United States

Stick the tape on the entire grid, and then tear it off at the smallest angle. The result can be obtained according to the ratio of the glued area on the surface of the paint film

4. The experiment should be carried out at a temperature of 23±2C and a relative humidity of 50±5%
 
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1. Item processing time. We will ship the products within 1-5 working days upon the confirmation of your cleared payment, when buyers have some special request (e.g.Voltage, color...etc.), we may delay to ship the orders and will inform buyers about it. Do please check your message box in 1-2 days after payment is cleared. Otherwise order may be cancelled due to insufficient of your information.
 

2.Shipping methods. Items are shipped out via SpeedPAK or E-packet or any other shipping method that can fit your country, we will choose the reasonable way for you.
 
3. Delivery time may vary with countries and international shipping for some countries may be much slower than expected. Also your local custom may delay the shipping a lot due to the custom duty they want to charged from you for importing this item from other countries. 
 

Note: Any Import or export duties and the cost of dispatching for remote areas, will be borne by the buyer, because it is difficult to know all country's custom duty or remote area before shipping the item.
 
4. Please Note buyers from some of the countries may need to contact us before making payment.You may be requested to pay extra shipping cost charged by shipping company otherwise order may be cancelled automatically due to insufficient payment for shipping. We need to revise your invoice before your payment please...

 

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(2) How we will react? We will investigate the case and may send you the missing item or replacement or refund upon the situation of the case. (sometimes you may be requested to return the incorrect item).Or if it is not seller's error, buyer may need to cover the returning cost.
 
(3) Valid time for returning. Please contact us within 7 days upon receiving the package.All items must be returned within 30 days of purchasing the item.
Warranty: 3-24 months warranty is provided to our products. The length of the warranty depends on the nature of the products. Please contact us if you are wondering about how the warranty works for your item.
 
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