MK-D8110 Ordinary disc spring
This series of products implements DIN2093 and GB / T1972 standards and enterprise standards. At the same time, it undertakes the design tasks of non-standard disc springs for users.

Compressed asbestos sheet are generally cheap, convenient. But the biggest trouble is the charring of rubber and packing, and the low temperature will result in the loosen of material. and finally cause leakage in the joint part or in the shim itself, and agglo-merating, smoking, and the planking are more easy sticking on the flange. Beside, asbestos will cause heavy pollution. So the high-strengh graphite sheet and non-compressed asbestos sheet will be used instead of asbestos materials.