KYZ-40Coal Mine Borehole Stress Meter——

The borehole stress meter is a mechanical measuring instrument placed in coal or rock mass boreholes to measure the relative stress inside. It adopts an oil pressure pillow-type structure, featuring a simple design, direct stress reading, no need for supporting instruments, oil bladder pressurization, and intuitive data observation.

Technical Specifications

1. Range: 0-40 MPa                         2. Measurement Accuracy: Class 2.5

3. Suitable Borehole Diameter: Φ40～Φ45 mm 4. Installation Depth: 1～40m.

Taian Jiufang Mining Equipment Co., Ltd. advocates talent-driven enterprise development and brand building. Since its establishment, the company has focused on establishing a modern enterprise mechanism and gradually built a stable, high-quality technical team through continuous innovation in product development. The company currently employs over 100 staff, including 10 engineers. The talent strategy has injected strong late-development advantages for the company's extraordinary growth. Its robust technical and talent capabilities have earned deep trust and high recognition from customers.

Jiufang Company mainly produces mining pressure instruments and meters, roadway surrounding rock construction and monitoring instruments and equipment, roof displacement sensors, roof support monitoring equipment, mining pressure monitoring instruments, complete sets of equipment for maintenance of single hydraulic props, pressure monitoring equipment for fully mechanized mining supports, roof dynamic instruments, coal seam water infusion meters, mining digital pressure gauges, bolt force meters, large column disassembly and assembly machines, single prop digital pressure gauges, bolt stress sensors, roof displacement monitors, anchor cable tensioning tools, and other coal mine pressure monitoring instruments.