Shenyang TX Testing Instruments Inc.
Shenyang TX Testing Instruments Inc.

Model Selection of Barcol Hardness Tester

Sep 08 , 2021

Barcol hardness tester is a kind of indention hardness tester. It uses a special shape indenter impressed into the specimen by a standard string pressure and measures the indentation depth to obtain hardness value. Barcol hardness tester is smart and portable. It can be used by single hand operation, no operating experience required, can test any workpiece which is reachable in any site.


1. Model Selection

There are 3 models in Barcol series.

Model 934-1 which is equipped with standard load spring and standard indenter is in widest application. It is used to test aluminum and aluminum alloys, copper and copper alloys, fiber reinforced plastics, other reinforced plastics and unreinforced plastics, etc. Its testing range is equivalent to 25-135HBW (500kg, 10mm). The typical Barcol hardness of aluminum and aluminum alloys of different grades and conditions are shown as table 3:


Table 3 Typical Bracol hardness of aluminum alloys

Alloys and heat treatment

1100-0

3003-0

3003H14

2024-0

5052-0

5052H14

6061T6

2024T3

Barcol Hardness

35

42

56

60

62

75

80

85


Model 935 which is equipped with softer load spring and standard indenter is used to test softer plastics, soft metals such as ead and tin and wood materials like floor, etc. Its testing range is equivalent to 50-110HRR.

Model 936 which is equipped with softer load spring and indenter with bigger cone angle is used to test even softer materials such as leather, felt and soft wood, etc.


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