The instrument is manufactured according to the highway test industry standard issued by the ministry of communications, and its structural performance fully conforms to the compaction test in (highway geotechnical test regulations), the (t0131-93) load ratio test "CBR" (to134-93) resilient modulus test (t0135-93), and has two functions of light compaction and heavy compaction. (2 kinds of national and ministerial standards)

 

Technical reference:

 

1. Hammer weight: heavy: 4.5kg, light: 2.5kg

 

2. Drop hammer height: heavy :450mm, light :300mm

 

3. Hammering times :30 times per minute

 

4. Motor power :380V~550W