The slope style rubber dam,serves well in a certain working condition with a low cost and investment and saved materials.The dam body is soften materials with water or air in it,having strong ability to resist earthquake and deformation. The designed service life could be as ...
The rubber dam, being rich in sorts and shape such as book-type,pillow-type,slope-type,serves well in many different working conditions with a low cost and investment and saved materials.The dam body is soften materials with water or air in it,having strong ability to resist ...