Microcomputer Automatic Pressure Testing Machine YAW-300B 
Product introduction
For cement, concrete, mortar, brick, rock sample of compressive, flexural test and research. Can also be used for various metals and non metals and composite materials.
Based on standard
GB/T17671- cement mortar strength test method (ISO)
GB10238- oil well cement
18445- GB cement based permeable crystalline waterproof material
Important characteristics
1 precision seamless ball screw, high rigidity, high stability of the double column load rack.
2 load, stress, and automatic control.
3 high-precision force measurement device, linear width, good stability, to ensure the accuracy of the load force.
4 high speed, low vibration, maintenance free, silent AC servo motor drive system.
5 database using ACCESS format, network database communication and management can be carried out, the built-in Ethernet interface.
6 the circuit board uses the photoelectric isolation design, the anti-interference ability is strong.
7 full digital, multi-channel, multi function, easy to operate the HRJ-test measurement and control software.
7.1 test force, the curve of real-time control, display, full keyboard input operation and control mode intelligent setting system.
7.2 process reproduction, data re analysis, curve amplification, comparison, traversal.
7.3 the test curve can be freely enlarged and reduced. It can also display a number of curves, and the full degree of self adjustment.
7.4 flexible Excel or Word report format, optional, specify, sort, separate, merge, and multiple output.
7.5 the end of the test automatically returns, intelligent, efficient and fast.
8. Multiple protection function: test force overload protection; overcurrent, overvoltage protection; specimen rupture safety protection; operating tips wizard to protect the end of the experiment. The automatic protection.
technical parameter

Maximum compressive strength 300KN
Maximum bending strength 10KN
Test force measurement range 1%-100% FS
Relative indication error ≤± 1%.
Test force resolution 0.01kN
Loading rate range 0.05-8.0kN/S
Screw movement speed 0.05-40mm/min
Lead screw stroke 0-100mm
Net distance between the pressure plate 200mm
Bearing plate Φ150mm
Column net spacing 300mm
Supply voltage 220V ±10% 50Hz (to be reliable grounding)
Machine power 1000W
Machine size 630 * 560 * 1360mm
Machine weight 370kg

Extended configuration
Cement compressive clamp, cement anti fracture clamp