Tianjin Huali Thermal Insulation Building Material Co. Ltd. was founded in 1995 and put into production,is Located in 126 of Danjiang road, tanggu ocean science and technology park, hi-tech zone of Binhai, Tianjin. The company is mainly engaged in the production of thermal insulation material.
Introduction
The utility model is suitable for the perforation of the elbow and the head of the tank body, and the utility model has the advantages that the hole spacing is even, the compression strength of the joint is increased, and the drilling obstruction can be changed and set in a few seconds.
The utility model is suitable for the perforation of the elbow and the head of the tank body, and the utility model has the advantages that the hole spacing is even, the compression strength of the joint is increased, and the drilling obstruction can be changed and set in a few seconds.
