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The ASTM C666 Concrete rapid freeze thaw test machine uses the water-freeze-thaw method to test the freeze-thaw resistance of concrete specimens with an appearance requirement of 100×100×400 mm. It can hold three sets of specimens (10 specimens including one central specimen) at a time. During testing, specimens are placed in test rubber cylinders filled with water, which are then positioned in a specimen tank containing antifreeze. The machine relies on cooling or heating of the antifreeze to freeze and thaw specimens within the rubber cylinders, completing the freeze-thaw test cycle.
The equipment operates fully automatically without human intervention. It automatically stops after completing the set number of tests (default: 50 cycles) and issues an audible alert to indicate test completion. To continue testing, the cycle count can be incremented and the machine restarted.
Compliance Standards
GB/T50081-2002 Standard for Test Methods of Mechanical Properties of Ordinary Concrete
GB/T50082-2024 Standard for Test Methods of Long-Term Performance and Durability of Ordinary Concrete
JGJ55-2000 Specification for Mix Proportioning Design of Ordinary Concrete
JTJ053-4 Specification for Tests of Cement Concrete in Highway Engineering
JTGE30-2005 Specification for Tests of Cement and Cement Concrete in Highway Engineering
National Electric Power Industry Standard DL/T5150-2001 Specification for Tests of Hydraulic Concrete
SL352-2006 Specification for Tests of Hydraulic Concrete
JG/243-2009 Equipment for Testing the Freeze-Thaw Resistance of Concrete
JGJ/T193-2009 Standard for Evaluation of the Durability of Concrete
ASTM C666 Standard Test Method for the Rapid Freeze-Thaw Capacity of Concrete
Technical Parameters
Parameter
Specification
Rated Voltage
AC380V/20A Three-phase Four-wire
Measurement Accuracy
±0.1℃
Display Resolution
0.06℃
Maximum Specimen Capacity
3 groups + 1 central specimen (Total 10 specimens)
Temperature Range
-25℃ to 25℃ (User-adjustable)
Concrete Specimen Block Size
100×100×400 mm
Rubber Bucket Size
120×120×500 mm
Key Features
Low-power compressor with 3P imported refrigeration system for quiet operation indoors or outdoors
Efficient heating system without traditional heating elements, reducing power consumption and extending component lifespan
All-in-one unit design for easy mobility within laboratory environments
Environmentally friendly operation with low noise, energy efficiency, and space-saving compact design
Test Parameters
The freeze-thaw cycle ranges from 2.5 to 4 hours, with thawing time not less than 1/4 of the freeze-thaw cycle. Specimen center temperature reaches -18±2℃ at freezing completion and 5±2℃ at thawing completion. Cooling time is 1.5 to 2.5 hours, heating time is 1.0 to 1.5 hours, temperature difference between specimen center and surface is less than 28℃, and standard cycle count exceeds 300 cycles.
Product Configuration
Freeze-thaw unit: 1 unit
Antifreeze concentrate: 22 kg (dilutable with 50% tap water)
Specimen rack: 1 unit
Rubber buckets: 10 units
18B20 sensors: 5 units (including one spare)
Serial cable: 1 unit
Software CD: 1 disc
Instruction manual and warranty card: 1 copy
Founder commercial PC: 1 unit (optional)
DT-W18 motion meter: 1 unit (optional)
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2008
Ecer Certification：
Verified Supplier
Since 2008, Chongqing GOLD has developed 70 kinds of fire testing instruments and served many industries such as building materials, aviation, rails, IMO, wire & cable, safety protection, and so on.
Quality and Certification:We always adhere to a strict quality control system, and all products ... Since 2008, Chongqing GOLD has developed 70 kinds of fire testing instruments and served many industries such as building materials, aviation, rails, IMO, wire & cable, safety protection, and so on.
Quality and Certification:We always adhere to a strict quality control system, and all products ...
