FEATURES
- The Sand Mould Surface Hardness Tester is used to measure the surface hardness of the sand mould/core of the wet mold and provide technical parameters for the formulation of the molding process.
- The surface hardness of sand mold is divided into three types: A, B and C, The common model is type B, among them: Type A: Suitable for the surface hardness test of fine sand mold/core in manual or mechanical low and medium pressure
Type B: Suitable for the surface hardness test of fine and coarse sand mold/corein manual or mechanical low and medium pressure molding.
Type C: Suitable for the surface hardness test of sand mold in high pressuremolding.
- The unit of type B hardness tester for sand mold surface is (g/mm2), but it is customary to use hardness H(A/B/C) I nstead of unit. Because their values are elated and consistent, the corresponding hardness value is also large when the unit value is large (g/mm2).
- Low voltage
- Digital display gives exact reading with no guessing or errors.
- Can communicate with PC for recording, printing and analysing by the optional software and cable for RS232C interface.
- Automatic power off to conserve
technical specifications
model | AS-120S-A | AS-120S-B | AS-120S-C |
compression travel | 2.50mm | 2.50mm | 2.50mm |
load | 237g | 980g | 1500g |
To load | 90g | 50g | 180g |
Shape and size of
indenter |
BALL:R2.50 | BALL:R12.70 | BALL:R1.20 |
measurement unit | HA | HB | HC |
display parameter | Hardness value/average value/maximum value | ||
display | 4-bit 10mm liquid crystal | ||
indication range | 0~100 HA(HB/HC) | ||
measuring range | 10~90 HA(HB/HC) | ||
Accuracy | ≤±1 HA(HB/HC) | ||
resolution ratio | 0.1 HA(HB/HC) | ||
Low Voltage Warning | √ | ||
Automatic shutdown
function |
√ | ||
work environment | temperature: 0~40°Chumidity: <80%RH | ||
power supply | 2×1.5v AA | ||
size | 170x65x27mm | ||
Weight (excluding
batteries) |
170g |
Accessory
Accessories | host |
Portable Case (B04)
operating manual |
|
USB online cable and software | |
Optional accessories | Bluetooth adapter and software |
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