Hebei Hankai replacing seals on a hydraulic cylinder

25 35 7 oil seal. This type of seal is commonly used in heavy-duty machinery and equipment that operate under harsh conditions. The increased sealing capacity of a 35% seal ensures better protection against leakage, thereby extending the service life of the equipment.
The sound-absorbing characteristics of mineral fiber ceiling boards are among their most significant benefits. These boards are designed to reduce noise levels in a space by absorbing sound waves, which limits echoes and reverberation. This makes them an ideal choice for areas such as classrooms, conference rooms, and healthcare facilities, where clear communication is essential. The Noise Reduction Coefficient (NRC) rating of these boards often falls between 0.5 to 0.9, indicating excellent sound absorption capabilities.
fiber false ceiling materials

1. Pull-Down Stairs These are one of the most popular choices for attic access. Pull-down stairs can be easily folded away when not in use, providing a convenient and space-saving solution. They allow easy access to the attic while being sturdy enough to withstand regular use.
ceiling attic access door
