| Payment Terms | T/T |
| Delivery Time | 15 days |
| Test Range | 0-4.5 MPa |
| Display Type | Digital |
| Humidity Range | 20-80% |
| Test Method | Compression |
| Sample Size | Ø12 × 20 mm (Other sizes possible; diameter ≤ 25 mm; height adjustable via limit switch) |
| Accuracy | ±1% |
| Power Supply | Electric |
| Test Speed | 1mm/min |
| Operating Temperature | 10-40℃ |
| Brand Name | MORITA |
| Model Number | QR-ZGY |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T | Delivery Time | 15 days |
| Test Range | 0-4.5 MPa | Display Type | Digital |
| Humidity Range | 20-80% | Test Method | Compression |
| Sample Size | Ø12 × 20 mm (Other sizes possible; diameter ≤ 25 mm; height adjustable via limit switch) | Accuracy | ±1% |
| Power Supply | Electric | Test Speed | 1mm/min |
| Operating Temperature | 10-40℃ | Brand Name | MORITA |
| Model Number | QR-ZGY | Place of Origin | CHINA |
| High Light | High Temperature Sand Strength Testing Machine ,QR-ZGY Sand Strength Testing Machine ,Electric sand strength machine | ||
Resin sand high-temperature performance tester QR-ZGY
1. Testing indicators of the instrument
High temperature compressive strength: The immediate strength measured after insulation of resin sand samples at high temperatures for a period of time. Reflects the compressive strength performance of resin sand during pouring. The unit is MPa. The measurement method is to place the sample in a furnace that has been heated to a certain temperature, keep it warm for a period of time, apply pressure to the sample until it fractures, record the maximum load value, and calculate the maximum compressive stress.
Conditional thermal stability: also known as high temperature duration, refers to the duration during which resin sand maintains its own strength under certain temperature and load. Reflecting the ability of resin sand to resist metal thermal and mechanical effects, it to some extent indicates the thermal decomposition rate of resin binder and the strength of resin sand. The unit is s. Its measurement method is to apply a constant load to the sample and quickly place it in a furnace that has been heated to a certain temperature, then start timing until the sample collapses. The time elapsed from loading to sample collapse is called conditional thermal stability.
Restricted thermal expansion force: The magnitude of the load required to maintain the length of the specimen at high temperatures. Reflect the magnitude of internal stress generated by resin sand under constrained conditions. The unit is N. The measurement method is to place the sample in a furnace that has been heated to a certain temperature, while keeping the length of the sample constant, record the magnitude of the force applied, and take the maximum value as the limited thermal expansion force.
High temperature expansion rate: the percentage (%) of the linear change of the sample after free expansion at high temperature to the original size.
2: Range and accuracy of the instrument
The range of high temperature compressive strength is 0-4.5MPa, and the measurement accuracy is ± 1% of the full range.
The range of limited thermal expansion force is 500N, and the measurement accuracy is ± 1% of the full range.
The range of conditional thermal stability is 300s, and the measurement accuracy is 1s.
High temperature expansion rate: 0-10%
3: Other parameters of the instrument
Working voltage: AC220V50Hz
Sample size: Ø 12x 20mm (other sizes can also be used, but the diameter should not exceed 25mm. If the height needs to be changed, the height of the limit switch needs to be adjusted)
Operating temperature: 500-1200 ℃
4. A set of resin sand thermal stability test sample molds
5. One laminated sand prototype (high-temperature sample)
Company Details
Business Type:
Manufacturer,Seller
Total Annual:
100-1000
Employee Number:
50~100
Ecer Certification:
Verified Supplier
Wuxi Qianrong Instrument Co., Ltd. is a high-tech enterprise specializing in analytical and testing instruments, with a particular emphasis on new product development and research, and excels in software design, updating, and improvement. The company's main products include precision measuring e... Wuxi Qianrong Instrument Co., Ltd. is a high-tech enterprise specializing in analytical and testing instruments, with a particular emphasis on new product development and research, and excels in software design, updating, and improvement. The company's main products include precision measuring e...
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