1:The instrument is designed and made as per T0131 “Compaction Test Standard” in the Industry Standard JTJ052 Specification and Test Methods of Bitumen and Bituminous Mixture for Highway Engineering. DSHD-0131 Multifunctional Digital Control Electric Compaction Tester is used for light compaction test or heavy compaction test in the highway construction.

2:The instrument is a new microprocessor controlled intelligent heavy electric compaction tester. The instrument is delicate, beauty, operation convenience, running stability and reliability, automation, strong anti-interference ability, and convenient maintenance. DSHD-0131 Multifunctional Digital Control Electric Compaction Tester is a advanced, practical, and desired instrument for highway construction test.

Technical parameters

1. Hammer weight: 4.5 kg (Heavy compaction); 2.5 kg (Light compaction);

2. Drop height of hammer: 450 mm (Heavy compaction); 300 mm (Light compaction);

3. Diameter of hammer surface: 50 mm;

4. Size of test cylinder: φ152mm×120, φ100mm×127;

5. Compaction speed: 30 times /min;

6. Motor parameters: 1440 RPM; 250 W, 380 W;

7. Compaction times set: 0~999 times;

Instrument function:

1. The default mode for counting is countdown;

2. It has function of inching movement, so you can determine the rotary direction of motor;

3. You can modify or preset compaction times;

4. It can be reset manually;

5. It has function of pause. It does not affect compaction times if it halts during a test.