Rock compression testing machine

NegotiableUpdate on 01/27

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

Online Consult

Overview

The ZST305-B rock compression testing machine adopts imported servo motor loading, with force closed-loop control function, high control accuracy, and strong reliability, meeting the testing requirements of GB, ISO, ASTM and other standards for cement mortar materials, especially suitable for testing sites that require long-term continuous work.

Product Details

ZST305-B Rock Compression Testing MachineAdopting imported servo motor loading, with force closed-loop control function, high control accuracy, strong reliability, meeting the testing requirements of GB, ISO, ASTM and other standards for cement mortar materials, especially suitable for testing sites that require long-term continuous work.

ZST305-B Rock Compression Testing MachineMeet the requirements of compressive and flexural tests for cement mortar in the national standard GB/T17671-1999 "Test Method for Strength of Cement Mortar".

Technical parameters of ZST305-B rock compression testing machine:

measurement parameters
Maximum test force	Compressive strength 300kN; flexural strength 10kN
accuracy class	Level 0.5
Test force measurement range	0.4% to 100% F.S (maximum load)
Test force indication error	Within ± 0.5% of the displayed value
Test force resolution	1/500000, no grading throughout the entire process, and the resolution remains unchanged throughout the entire process
Displacement indication error	Within ± 0.5% of the displayed value
Displacement resolution	0.04μm
control parameters
Range of stress control rate	0.005～5%FS/s
Stress control rate accuracy	When the speed is less than 0.05% FS/s, it is within ± 1% of the set value
Stress control rate accuracy	When the speed is ≥ 0.05% FS/s, it is within ± 0.5% of the set value
Strain control rate range	0.005～5%FS/s
Accuracy of strain control rate	When the speed is less than 0.05% FS/s, it is within ± 1% of the set value
Accuracy of strain control rate	When the speed is ≥ 0.05% FS/s, it is within ± 0.5% of the set value
Range of displacement control rate	0.001～50mm/min
Accuracy of displacement control rate	When the speed is less than 0.5mm/min, it is within ± 1% of the set value
Accuracy of displacement control rate	Speed ≥ 0.5mm/min, within ± 0.2% of the set value
Host parameters
Pressure resistant fixture	The distance between the pressure plates is 300mm
	Upper pressure plate diameter 110mm
	Lower pressure plate diameter 110mm
Rubber sand compression fixture	Pressure plate 40 * 40mm
Three point anti bending fixture for adhesive sand	Center distance of lower bend support roller: 100mm
	Diameter of upper and lower bend support rollers: 10mm
	Width of upper and lower bend support rollers: 60mm
	Maximum distance between upper and lower bends: 100mm
Clear distance between two vertical columns	300mm
maximum stroke	100mm
maximum speed	50mm/min
Motor power	1.5kW
Overall dimensions of the host	960×850×1560mm
power supply	Voltage 380V/50Hz ± 10%
host weight	About 900kg