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MITECH 934-1 Barcol impressor, based on mechanical pressure principle, its intelligent design making it possible to test the hardness on site conveniently and quickly. Mitech 934-1 Series Barcol Impressor with Single Bracket is the latest product of indentation hardness tester. Equipped with rotating bracket for locating, it can effectively improve the stability of the device, thus improve the accuracy. Double brackets adopted, it can test hardness of tubes, rods and other non-planar material surface hardness with great stability.Digital display can offer with better measuring experience. The calibration can be achieved by simply pressing one key without dismantling. The device is so portable that user can operate with one single hand.It is widely used in aluminum processing and fiberglass and other hard plastic manufacturing industry.It can meet most of the needs during production processing hardness test in hard plastic manufacturing industry.It is a necessary professional testing equipment to improve the production rate and cost savings
MITECH 934-1 Barcol impressor is an indentation hardness tester.The depth of the indenter(pressed into the surface) is inversely proportional to the hardness of the material, so the indenter depth can represent the hardness of the workpiece.
The depth of workpiece to be measured must be over 1.5mm;
Sample surface coating will seriously affect the measurement accuracy, with sandpaper or solvent to remove the coating
after the hardness measurement;
The coating on the surface will affect the accuracy ,user need to get rid of it before measuring;
The instrument should be used in environments with strong vibrations, damp and corrosive gases;
Measure Notes When Testing
Table 3-1 Measuring times on aluminium alloy material(According to ASTM B648-2000)
Barcol Hardness | Minimum Measuring Times |
50 | 6 |
60 | 5 |
70 | 4 |
80 | 3 |
Table 3-2 Measuring times on FRP and hard plastic(According toGB/T3854-2005)
Non-reinforced plastic(hard plastic) | Reinforced plastic(FRP) | ||
20 | 9 | 30 | 29 |
30 | 8 | 40 | 22 |
40 | 7 | 50 | 16 |
50 | 6 | 60 | 10 |
60 | 5 | 70 | 5 |
70 | 4 | ||
80 | 3 |