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The performance of cement bending tester is more stable and reliable

Time: September 16, 2020 Views: 162

The performance of cement flexural testing machine is more stable and reliable. The cement flexural tester is a type of testing machine, mainly to test the pressure of the sample, so as to understand the pressure range of the sample material. If the cement flexural tester is not used correctly, the final measured data will be affected and the accurate pressure data can not be obtained. Cement bending tester is different from other testing machines

The performance of cement bending tester is more stable and reliable

Common faults and troubleshooting of concrete curing box

Time: September 14, 2020 Views: 264

The common faults and troubleshooting of concrete curing box are used for constant temperature and humidity standard curing of concrete specimens. The inner liner is made of imported stainless steel plate. Ultrasonic humidification, high-power compressor, double-layer vacuum glass door, temperature and humidity digital display intelligent meter can be installed with micro printer. It is an ideal equipment for curing concrete specimens in laboratory and quality inspection center. Concrete

11 operation steps of cement electric bending tester

Time: September 7, 2020 Views: 258

The cement electric bending test machine adopts two oil cylinders to test the compressive strength and flexural strength of cement respectively. It adopts high-precision digital servo valve and has the function of force closed-loop control, which can realize the loading at the same loading rate or the loading at the same stress rate. The microcomputer is used to realize the electronic measurement and automatic completion of the test. The computer automatically calculates the results and prints the report, which has high control precision and good reliability

11 operation steps of cement electric bending tester

The use method and calculation formula of digital display Brinell specific surface area tester

Time: September 6, 2020 Views: 258

Use method of digital display Brinell specific surface area tester: the use method and operation steps of this instrument can refer to the relevant provisions of gb8074-87 cement specific surface area determination method - Brinell method, and the extract is as follows: 1. Instrument calibration: standard sample - use gsb14-1511 standard sample to calibrate the test instrument. Before use, the standard sample should be kept with

The use method and calculation formula of digital display Brinell specific surface area tester

Usage and operation steps of mortar permeameter

Time: August 31, 2020 Views: 859

The use method and operation steps of the mortar permeameter are designed according to the hydraulic principle. The motor is used to drive the water pump for pressure, and the pipeline is connected with the pressure vessel, control valve and test mold base. The pressure is output by the water pump into the pressure vessel, and then transported to each specimen system for loading test Equipped with electric contact pressure gauge and electrical control system, through the electrical contact

Usage and operation steps of mortar permeameter

Maintenance and precautions of asphalt low temperature extensometer

Time: August 27, 2020 Views: 859

The refrigeration system of asphalt low-temperature extensometer adopts imported components and is equipped with circulation system. The whole process of test is prompted by Chinese voice. Automatically record the start time and test time of the test. It can store 30 groups of specimen data and query at any time. It can be used to determine the elongation of asphalt and the elastic recovery test of modified asphalt. The temperature is stable. Bath with internal lighting, white floor, with

Maintenance and precautions of asphalt low temperature extensometer

Instruments needed for testing the setting time of cement

Time: August 23, 2020 Views: 360

According to GB / t1346-2011, "standard consistency of cement paste water consumption, setting time, stability test method", this Vicat instrument is suitable for Portland cement, ordinary cement, slag cement, pozzolanic cement, pulverized coal ash cement and other types of cement. 2、 Cement setting

Instruments needed for testing the setting time of cement

On the operation and use of concrete impermeability meter

Time: August 22, 2020 Views: 222

Operation and use of concrete impermeability instrument: 1. Prepare A. place the impermeability instrument on a flat and solid indoor foundation; B. close the water discharge and pressure relief valve at the lower right of the box; C. open 6 control valves; D. for the first time, inject water into the box, open the control valve and start the power supply until the water overflows from the 6 formwork bases, so as to discharge the air in the system. e. Close control valve 2. Test piece

On the operation and use of concrete impermeability meter

The list of field test instruments is clear at a glance

Time: August 19, 2020 Views: 262

The site laboratory is about to enter the site and buy instruments, but I'm so busy every day that I don't know how to arrange it. I often miss things. Today, I have prepared a list of instruments for the site laboratory for you. Please keep it! One cement mortar mixer, one cement negative pressure sieve analyzer, one computerized cement compression and bending test machine

The list of field test instruments is clear at a glance

Adjustment and maintenance of cement paste mixer

Time: August 18, 2020 Views: 164

Adjustment: the working clearance between the mixing blade and the mixing pot has been adjusted to 2 ± 1 mm before leaving the factory. The time relay has also been adjusted to the requirements of the working procedure. After commissioning or maintenance, the method to adjust it is as follows: (1) the working clearance between the mixing blade and the mixing pot is measured with a random gap measuring needle, if it is more than 2 ± 1 mm

Adjustment and maintenance of cement paste mixer

The asphalt softening point tester meets the national standard GB / t4507

Time: August 16, 2020 Views: 330

Hr-2806e computer intelligent asphalt softening point tester is designed and manufactured according to the requirements of the people's Republic of China Standard GB / t4507 determination method for softening point of petroleum asphalt. It is suitable for the determination of softening point of various kinds of asphalt such as road asphalt, coal tar pitch, liquid petroleum asphalt, etc

The asphalt softening point tester meets the national standard GB / t4507

Operation method of cement electric bending tester

Time: August 11, 2020 Views: 363

Cement electric bending tester is also known as cement bending tester. The cement electric bending tester must be clean and dry in the process of use, especially the blade and blade bearing to prevent rust, so as to avoid reducing the sensitivity and accuracy. The blade and blade bearing shall not have oil to avoid dust sticking. The lever movement of block and impact sensitivity shall be used to complete the dust cover on the machine. The limit switch at the right end of the large lever must hit the plate

Operation method of cement electric bending tester

Notes on daily use of asphalt standard viscometer

Time: August 10, 2020 Views: 265

The use of asphalt standard viscometer: 1. Before use, check whether all parts are normal, and pay attention to whether the water tank is clean and whether there are obstacles in the oil tank hole. Test according to the following sequence. 2. Good water injection funnel, injection of water can not exceed the specified line. 3. Remove the oil sump cover. 4. According to the grade and technical specification of test asphalt, the diameter of drain hole of oil tank is selected. 5. With

Notes on daily use of asphalt standard viscometer

What should be paid attention to in daily use of concrete single horizontal shaft mixer

Time: August 9, 2020 Views: 266

Concrete single horizontal shaft mixer is suitable for construction scientific research and construction company and concrete component unit laboratory. It can mix ordinary concrete and light concrete, and can also be used in Laboratory of other industries to mix different materials. It can be used for mixing plastic, dry hard, light aggregate concrete and various mortar and mortar. With a wide range of use, good mixing quality, production efficiency

What should be paid attention to in daily use of concrete single horizontal shaft mixer

The usage and notice of asphalt standard viscometer

Time: August 7, 2020 Views: 232

The use of asphalt standard viscometer: 1. Before use, check whether all parts are normal, and pay attention to whether the water tank is clean and whether there are obstacles in the oil tank hole. Test according to the following sequence. 2. Good water injection funnel, injection of water can not exceed the specified line. 3. Remove the oil sump cover. 4. According to the grade and technical specification of test asphalt, the diameter of drain hole of oil tank is selected. 5. With

The usage and notice of asphalt standard viscometer

The power of the probe

Time: August 6, 2020 Views: 341

Dynamic penetrometer is divided into light dynamic penetrometer and heavy dynamic penetrometer according to the size of foundation bearing capacity. Precautions for dynamic penetrometer: 1. Non test personnel are not allowed to use this instrument. 2. Do not leave or chat with others during the test. 3. It should be placed in a dust-free, corrosion-free environment at room temperature. 4. The regulation is applicable to unsuitable soil buried within 3M

Instructions for gw-40a steel bar repeated bending testing machine

Time: August 5, 2020 Views: 228

Product model: gw-40a Product Name: steel bar repeated bending tester voltage: 380V three-phase four wire power: 1.5kw weight: 1000kg size: 1200x810x1330 (mm) applicable standard; steel bar bending tester is a special equipment for cold bending test and plane and reverse bending test of steel bar. ...…

Instructions for gw-40a steel bar repeated bending testing machine

Concrete instructions for use of cement standard curing box

Time: July 31, 2020 Views: 568

Concrete instructions for using cement standard curing box: 1. The instrument should be placed in a ventilated and dry place. It should be used indoors when the ambient temperature is 2 ~ 38 ℃, the relative humidity is not more than 85%, and there is no strong vibration and strong electromagnetic field around. 2. After the instrument is placed stably, check whether the door switch is flexible and whether the electrical and refrigeration components are damaged. 3. Add water into the tank to the end shelf to

Concrete instructions for use of cement standard curing box

Gtj-lq50 falling ball rebound modulus tester operation guide

Time: July 27, 2020 Views: 131

The principle of the falling ball rebound modulus tester is to lift the rigid sphere to a certain height (50 cm), so that the rigid sphere can fall freely and collide with the materials along the way. In the process, the acceleration is tested and the acceleration in the impact process is analyzed to obtain various indexes of soil material. According to the specification, it is "Specification for field test of highway subgrade and pavement" (JTG 3450 -...)

Gtj-lq50 falling ball rebound modulus tester operation guide

Quotation list of paint testing instruments

Time: July 14, 2020 Views: 15

Classification serial number product name model price viscosity and consistency tester 1 viscometer qnd-16162 viscometer (bakelite cup) qnd-4a2313 viscometer (aluminum cup) qnd-4b3414 viscometer (copper cup) qnd-4c3965 viscometer (portable) qnd-4d3746 viscometer (flat plate) qnp1309

Quotation list of paint testing instruments

Equipment quotation of asphalt mixing plant

Time: July 14, 2020 Views: 8

S / N product name model origin price (yuan) 1 asphalt penetration tester szr-5 Beijing 3600.002 asphalt ductility tester syd-7a Beijing 15500.003 asphalt ductility 8 font (copper) Beijing 550.004 computerized numerical control asphalt softening point tester syd-2806d Beijing 3800.005 asphalt rotary film oven 8

Equipment quotation of asphalt mixing plant

Quotation of laboratory test instruments and equipment for concrete mixing station

Time: July 14, 2020 Views: 8

No. product name, specification, quantity, unit price remarks 1. Mechanics room (indoor area: 15m2) made of two cement platforms, 120cm long, 65cm wide, 15cm high, 70cm away from the wall. 1. Concrete pressure testing machine (constant stress) dye-2000 (with computer) 1 set 295002. Automatic bending and compression testing machine 30t constant response

Quotation of laboratory equipment for concrete mixing station

Quotation for configuration list of comprehensive class a test equipment for Highway Traffic Engineering

Time: July 14, 2020 Views: 14

Basic requirements for test and detection capability and main test and detection parameters of main instruments and equipment (Comprehensive Class A) project serial number of equipment configuration model unit price remarks soil particle gradation, boundary moisture content, dry density, good moisture content, CBR, specific gravity, natural consistency, resilient modulus, dry density of coarse-grained soil, cohesion, internal friction angle, free expansion rate, loss on ignition, organic matter content 1 standard sieve ..…

Quotation for configuration list of comprehensive class a test equipment for Highway Traffic Engineering

Test operation method of pavement material strength tester

Time: April 10, 2019 Views: 13

Test operation method of pavement material strength tester: a number of tests can be carried out with the tester and other supporting fixtures, such as compressive strength, splitting strength and modulus of elasticity of cement lime stabilized soil, Marshall test of asphalt concrete, bearing ratio (CBR) test of subgrade soil and various pavement materials. Marshall stability test (1) measure the height of the specimen with vernier caliper

Usage and precautions of electric blast drying oven

Time: April 8, 2019 Views: 5

Put the items to be dried into the oven and close the door. 2. Turn the power switch to "1", then the power switch is on, and the display screen has digital display. 3. According to the operating instructions of the temperature controller, set the required working temperature and working time (the working time can not be set). 4. The equipment will run automatically, which requires

Operation and application of concrete impermeability meter

Time: April 6, 2019 Views: 13

Installation and use of concrete impermeability instrument 1. Prepare A. place the impermeable instrument on a flat and solid indoor foundation; B. close the water discharge and pressure relief valve at the bottom right of the box; C. open 6 control valves; D. inject water into the box for the first time, open the control valve and start the power supply until the water overflows from the 6 formwork bases, so as to discharge the air in the system. e. Close control valve 2. Test piece system

Operation and application of concrete impermeability meter

Maintenance of cement paste mixer

Time: April 4, 2019 Views: 7

Maintenance and maintenance of cement paste mixer: (1) keep the working site clean, thoroughly remove the residual mortar inside and outside the mixing blade and mixing pot after each use, and clean the mortar and dirt on the scattered and splashing machine, and put on the shield after wiping dry to prevent dust. (2) This machine has no external oil filling hole. Worm gear pair, gear pair, bearing and other moving parts in transmission box every season

Operation and precautions of cement Reboiler

Time: April 1, 2019 Views: 7

Operation and precautions: 1. Test cake method and sample making of Leicester method. ① test cake forming: take out a part of the made paste into two equal parts, make it spherical, put it on the prepared glass plate (100 mm × 100 mm), gently vibrate the glass plate and wipe it with a knife wiped by wet cloth from the edge to the middle

Operation and precautions of cement Reboiler

Daily maintenance of concrete impermeability meter

Time: March 31, 2019 Views: 2

Daily maintenance and maintenance of concrete impermeability instrument 1. A certain amount of butter should be added to the gearbox regularly (open and add the gearbox cover). 2. Requirements for working environment: the ambient air temperature is 5 ℃ - 45 ℃, and the relative temperature is less than 80%. It will not work in the environment containing corrosive gas for a long time. 3. The water source should be clean and free of impurities. 4. Always check the bottom of the gearbox for

Daily maintenance of concrete impermeability meter

Use and precautions of concrete block curing box

Time: March 29, 2019 Views: 5

Use and precautions of concrete block curing box: 1. After the box is in place, it must be still for 24 hours to start (after refrigeration and oil separation in the compressor). Adjust the level before starting the machine, add clean tap water into the water tank until the water level is 3 cm higher than the heating pipe. Fill the plastic box of humidity sensor with distilled water, and put one end of gauze of sensor into small

久久婷婷丁香五月色综合啪

news information

Hebei Zeqi Instrument Equipment Co., Ltd

The performance of cement bending tester is more stable and reliable

Common faults and troubleshooting of concrete curing box

11 operation steps of cement electric bending tester

The use method and calculation formula of digital display Brinell specific surface area tester

Usage and operation steps of mortar permeameter

Maintenance and precautions of asphalt low temperature extensometer

Instruments needed for testing the setting time of cement

On the operation and use of concrete impermeability meter

The list of field test instruments is clear at a glance

Adjustment and maintenance of cement paste mixer

The asphalt softening point tester meets the national standard GB / t4507

Operation method of cement electric bending tester

Notes on daily use of asphalt standard viscometer

What should be paid attention to in daily use of concrete single horizontal shaft mixer

The usage and notice of asphalt standard viscometer

The power of the probe

Instructions for gw-40a steel bar repeated bending testing machine

Concrete instructions for use of cement standard curing box

Gtj-lq50 falling ball rebound modulus tester operation guide

Quotation list of paint testing instruments

Equipment quotation of asphalt mixing plant

Quotation of laboratory test instruments and equipment for concrete mixing station

Quotation for configuration list of comprehensive class a test equipment for Highway Traffic Engineering

Test operation method of pavement material strength tester

Usage and precautions of electric blast drying oven

Operation and application of concrete impermeability meter

Maintenance of cement paste mixer

Operation and precautions of cement Reboiler

Daily maintenance of concrete impermeability meter

Use and precautions of concrete block curing box

久久婷婷丁香五月色综合啪

news information

Hebei Zeqi Instrument Equipment Co., Ltd

The performance of cement bending tester is more stable and reliable

Common faults and troubleshooting of concrete curing box

11 operation steps of cement electric bending tester

The use method and calculation formula of digital display Brinell specific surface area tester

Usage and operation steps of mortar permeameter

Maintenance and precautions of asphalt low temperature extensometer

Instruments needed for testing the setting time of cement

On the operation and use of concrete impermeability meter

The list of field test instruments is clear at a glance

Adjustment and maintenance of cement paste mixer

The asphalt softening point tester meets the national standard GB / t4507

Operation method of cement electric bending tester

Notes on daily use of asphalt standard viscometer

What should be paid attention to in daily use of concrete single horizontal shaft mixer

The usage and notice of asphalt standard viscometer

The power of the probe

Instructions for gw-40a steel bar repeated bending testing machine

Concrete instructions for use of cement standard curing box

Gtj-lq50 falling ball rebound modulus tester operation guide

Quotation list of paint testing instruments

Equipment quotation of asphalt mixing plant

Quotation of laboratory test instruments and equipment for concrete mixing station

Quotation for configuration list of comprehensive class a test equipment for Highway Traffic Engineering

Test operation method of pavement material strength tester

Usage and precautions of electric blast drying oven

Operation and application of concrete impermeability meter

Maintenance of cement paste mixer

Operation and precautions of cement Reboiler

Daily maintenance of concrete impermeability meter

Use and precautions of concrete block curing box

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