Uses: Suitable for installation base material: concrete, natural hard stone,  also widely used in fire fighting equipment, hot water pipe air conditioning and exhaust pipe installation, curtain wall  etc.

Function: Use a special conical inner plug to fully expand the body so that it is fixed in the base material, which is easy and quick to install.

Material: Stainless steel, carbon steel and other metal materials.

Others:The standard tensile force values are all tested under the condition of 260~300kgs/cm2 of the cement wall, and the safe maximum load shall not exceed 25% of the calibration value.

The surface of the inner pressing sleeve has uneven patterns, it  can be  better fixation.

① Internal forced tube

② The tapered inner forced tube

Our products enjoy high reputation in domestic and foreign markets. "Hongda products, high quality, high price" is our company's production purpose, and in 2004 our factory successfully passed the ISO9001:2000 international quality system certification. We will continue in the future development with the "continuous improvement, excellence and innovation" quality policy, with strong technical force, equipment strength and economic strength with the majority of customers wholeheartedly cooperation, hand in hand, create new brilliant.