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Home » Products » Hardness Tester » Pencil Hardness Tester

Pencil Hardness Tester

Pencil Hardness Tester
Pencil Hardness Tester
Product Code : 125
Brand Name : SAMSONIC
Product Description
The pencil hardness tester is used for verifying the hardness values of graphite pencils to evaluate coating hardness. The Test Block is so designed to ensure that the cylindrical pencil lead is maintained at a constant angle of 45° and exerts a force of 7.5N approx. The pencil lead, prepared beforehand using the special sharpener and abrasive paper, is provided with the instrument and pushed over the smooth, flat coated surface. 

The lowest hardness value of the pencil which marks the coating determines the coating’s hardness rating. The instrument is supplied complete with set of hardness pencils (14/17/19 pencils), positioning block(optional), x1 pencil sharpener, abrasive paper set, carry case and operating instructions can be used in accordance with ASTM D 3363, IS 101 (part 5), BS 3900-E19, ISO 15184 etc.

6B to 4H, 12 Pencils, STAEDTLER German
The pencil hardness test, also referred to as the Wolff-Wilborn test, uses the varying hardness values of graphite pencils to evaluate a coating’s hardness.

Model: PHT-S12 supplied complete with Indian make Scratching tool of fixed pressure of 7.5N/750gms and 45 fixed angle, STAEDTLER German make Pencils in set of 12 pencils 6B to 4H in original packing, set of 12 Pencils includes – 6B, 5B, 4B, 3B, 2B, B, HB, F, H, 2H, 3H and 4H, 1 no. STAEDTLER German make sharpener, set of Abrasive Paper and operation manual. 

8B to 6H, 19 Pencils, STAEDTLER GermanModel No:-PHT-S19 
The pencil hardness test, also referred to as the Wolff-Wilborn test, uses the varying hardness values of graphite pencils to evaluate a coating's hardness.

Model: PHT-S19 supplied complete with Indian make Scratching tool of fixed pressure of 7.5N/750gms and 45?? fixed angle, STAEDTLER German make Pencils in set of 19 pencils 8B to 6H in original packing, set of 19 Pencils includes – 8B, 7B, 6B, 6B, 5B, 4B, 4B, 3B, 2B, 2B, B, HB, F, H, 2H, 3H, 4H, 5H, and 6H, 1 no. STAEDTLER German make sharpener, set of abrasive paper and operation manual. 

SAMRUDDHI INDUSTRIES

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