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QFHCross Hatch Cutter

Cross Hatch Cutter

Product Number: QFH

Brand Name:MODERNER

Product Origin: China

Purchasing Heat:3216

Standard: BS 3900 E6,BS/EN ISO 2409,ASTM D3359,ASTM D3002

QFH Cross Hatch Cutter produced by our institute is in accordance with the specification of ISO 2409-1974. It is applicable to determine the organic coatings adhesion by cross-hatching.

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Product Details

Ⅰ. Application:

QFH Cross Hatch Cutter produced by our institute is in accordance with the specification of ISO 2409-1974. It is applicable to determine the organic coatings adhesion by cross-hatching. It is suitable for labs and building sites. 

Multi-cutting blades 

Multi-cutting blades 

 

Multi-cutting blades 

         

Multi-cutting blades 

Single knife head

Single knife head

Single knife head


 


 

 

Ⅱ. Note:

a)All cut should penetrate through to the substrate, but cutting-in substrate should not be too deep.
b)If coating is too thick and too hard, but it can’t penetrate through to the substrate, the test is not valid. It should be illustrated in the test report.
c)Use a tape over the cut and remove with tape under the special circumstance. The tape is 25mm wide semi-transparent pressure sensitive adhesive sticking on the whole panel, then tear off with the smallest angle. The results are got according to any degree of flaking of cross-cut area.
d)Test should be done under the temperature 23℃±2℃ and relative humidity 50±5%.
 

Ⅲ. Adhesion is rated in accordance with the scale below:

Class

Illustration

0

The edge of the cuts are completely smooth; none of the square of the lattice is detached.

1

Detachemnt of small flakes of the coating at the intersections of the cuts. A cross-cut area not significantly greater than 5% is affected.

2

The coating has flaked along the edges and/or at the intersectiongs of the cuts. A cross-cut area significantly greater than 5%, but not significantly greater than 15% ,is affected.

3

The coating has flaked along the edges of the cuts partly or wholly in large ribbons, and /or it has flaked partly or wholly on different parts of the squares. A cross-cut area significantly greater than 15%, but not significantly greater than 35%, is affected.

4

The coating has flaked along the deges of the cuts in large ribbons and/or some squares have detached partly or wholly. A cross-cut area significantly greater than 35%,but not significantly greater than 65% ,is affected.

5

Any degree of flaking that cannot even classified by classification 4.

Note:Visually inspect by magnifler.

Ⅳ. Maintenance:

a)Clean the cross hatch cutter after every use and put it in the box, then placing it in a dry area.
b)The instrument provides four sides blade to be used. When the blade is not sharp enough, then loosening boat type nut and top thrust screw to change blade.
c)If the four sides blade is not sharp enough, send it back to our company for repair.
 

Ⅴ. Configuration list:

Type

QFH

QFH- Kit

Cross Hatch Cutter

1

1

Magnifier

/

1

Banister brush

/

1

3M Sellotape

/

1

Instruction

1

1

Certificate

1

1

 

Ⅵ. Ordering Information:

Type

Name

Packing size

Gross weight

QFH-1

Cross Hatch Cutter 6*1mm

180×90×55mm

0.3kg

QFH-2

Cross Hatch Cutter 11*1mm

180×90×55mm

0.3kg

QFH-3

Cross Hatch Cutter 6*2mm

180×90×55mm

0.3kg

QFH-4

Cross Hatch Cutter 11*2mm

180×90×55mm

0.3kg

QFH-5

Cross Hatch Cutter 6*3mm

180×90×55mm

0.3kg

QFH

Cross Hatch Cutter Kit

275×240×85mm

0.75kg


Ⅶ. Documents:

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