The SN84-66 tensile strength tester, also known as the horizontal multifunctional tensile machine, is a newly developed paper horizontal tensile strength tester by our company. It uses high-precision sensors, pneumatic clamping of samples, and fully automatic measurement methods. Its technical requirements and testing methods comply with the requirements and regulations of international standards ISO1924.2 and GB/T 12914. It is used to test paper tensile strength, tensile strength, elongation, fracture length, tensile energy absorption, tensile index, tensile energy absorption index, and wet tensile strength of toilet paper. It is suitable for paper mills, scientific research units, and quality inspection departments.
The SN84-66 tensile strength tester, also known as the horizontal multifunctional tensile machine, is a newly developed paper horizontal tensile strength tester by our company. It uses high-precision sensors, pneumatic clamping of samples, and fully automatic measurement methods. Its technical requirements and testing methods comply with the requirements and regulations of international standards ISO1924.2 and GB/T 12914. It is used to test paper tensile strength, tensile strength, elongation, fracture length, tensile energy absorption, tensile index, tensile energy absorption index, and wet tensile strength of toilet paper. It is suitable for paper mills, scientific research units, and quality inspection departments.
Testing principle: Under constant speed stretching, stretch a specimen of a specified size to fracture, measure its tensile strength, and record the ultimate tensile strength, fracture length, and tensile index at fracture.
1、 Instrument application
| Test materials | Purpose: |
| paper | Suitable for measuring the tensile strength of raw paper, cardboard, kraft paper, whiteboard paper, and cardstock |
| mica paper | Suitable for the determination of tensile strength of materials such as mica paper and non-woven fabrics |
| toilet paper | Suitable for measuring the tensile strength of hygiene products, wet wipes, and new materials for daily use |
| insulating paper | Determination of tensile strength of electrical paperboard and electrical insulation paperboard |
| Fiber paper | Determination of tensile strength of capacitor paper, cable paper, high-temperature fiber paper, etc |
| tobacco industry | Determination of tensile strength of tobacco, tobacco leaves, cigarette paper, packaging paper, etc |
| other | Determination of tensile strength of other industrial paper, graphene, and composite fiber materials |
2、 Instrument features
（1）. Microcomputer control technology, fully automatic pneumatic clamping of samples, simple and convenient operation, one click completion of testing;
（2）. Adopting a 7.0-inch large screen color touch LCD display, Chinese menu, real-time display of various data and stretching curves;
（3）. Using Jinkou stepper motor control and subdivision technology, the instrument has precise positioning, fast speed response, saves testing time, and improves testing efficiency;
（4）. Adopting high-speed ARM processors, high degree of automation, fast data acquisition, fully automatic measurement, intelligent judgment function, and reliable Anquan;
（5）. Adopting a 24 bit high-precision AD converter (with a resolution of up to 1/10000000) to ensure the speed and accuracy of instrument force value data acquisition;
（6）. Built in air circulation heat dissipation device to improve equipment malfunction during long-term operation;
（7）. Optional connection to computer software for convenient data analysis, management, saving, printing, and other functions;
3、 Instrument parameters
| technical indicators | |
| measurement range | (0~300) N is used for cigarette paper, tobacco paper, cultural paper, packaging paper, specialty paper, paper-based composite materials, etc |
| Power resolution | 1/100000 |
| Data analysis sampling | Sampling frequency 400 times/second |
| Scope of experimental force testing | ± 0.1% of the indicated value (20-100% FS) |
| Strength accuracy | ±0.1% |
| Accuracy of indication | Indication error/indication variability ≤ 0.3% |
| Extension measurement range | (1-300) mm (under a test length of 100mm) |
| Gap spacing positioning error | ±0.1mm |
| Reset error of moving chuck | ±0.05mm |
| Force resolution | 0.01N |
| Unit of force value | N. Multiple units such as g, kg, Lb, kpa, etc |
| Deformation resolution | ≤0.1mm |
| Fixture width | 25mm |
| Gap spacing | The experimental length is between (1~250) |
| Test speed accuracy | （1～10）mm/min：±0.1mm/min |
| Stretching speed | (1~400) mm/min without variable speed |
| return speed | 100mm/min infinitely variable speed [(1~550) mm/min adjustable] |
| Sensor system protection | Rapid sensing protection device PROTEC SYSTEM |
| Sample clamping method | Pneumatic automatic sensing clamping |
| Clamping pressure | 0.2-0.7Mpa (adjustable) |
| human-machine interface | 7.0in touch screen control with curve analysis chart |
| print output | Built in modular integrated thermal printer |
| Communication output | Built in R232 interface, connected to computer (optional) |
| Size | 650*500*400mm、About40kg |
| power supply | 220v、50Hz |
| Technical parameters of sampler (optional) | |
| Sampling size | 15*300mm |
| Sampling thickness | 0.1-1.0mm |
| Parallelism error on both sides | ＜0.03mm |
| back seat | Stretchable rear seat |
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