Model: TM-4

Standards: ASTM C241-90, GB/T19766-2005

This tester can be used to test the abrasion resistance of natural granite, natural marble, limestone, sandstone, slate and other stone materials for building.

Technical specifications

1. Grinding disc size Ø254 × 15mm
2. The center of the four samples is 90mm from the center of the disc.
3. The sample is subjected to a load of 2000±50g and 1250±50g.
4. Grinding disc rotation speed and sample rotation speed 45±1rpm
5. Grinding plate working hardness > HB500
6. Abrasive flow continuously adjustable
7. Applicable sample specifications:
Square sample 50×50±0.5mm, thickness 15-55mm
Round sample ¢25±0.5mm, height 25-60mm
8. The number of samples: 4nos
9. Rated power consumption: 0.37KW, 380V, 50Hz
10. The number of revolutions control range: 0-9999rpm

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