NY250 Asbestos Packing Sheet

NY250 Asbestos Packing Sheet

Description:NY250 Asbestos Packing Sheet is Made by good asbestos fiber with oil resistance synthetic rubber and other chemical materials through compression heating and molding it in thick paper fashion.

Usage:NY250 Asbestos Packing Sheet is suitable for middle pressure and middle temperature of the mediums of mineral oil,plant oil,hot chemical solvent oil,etc transmitted in the joints of facilities and pipelines.

TEMP:250℃(max)

PRESS:2.5MPa(max)

Dimension:1540x1360mm(recommend) 

4100×1500mm; 4500 x 1500mm;2000×1500mm;

1500×1500mm;1500×1000mm;1270×1300mm; 3810×1300mm 

Thickness:  0.5~6.0mm

Technical data:

Lateral Tensile Strength MPa      ≧11.0    

Compressibility %                        7~17  

Recovery%                                   ≧45  

Density g/cm³                             1.6~2.0  

Normal temperature softness   No cracking  

Oil Resistivity Test:

Immersion IRM903 Oil keeping 5h (149℃)

Lateral Tensile Strength(MPa)       ≥ 7.0  

Weigh gain rate(%)                        ≤30  

Immersion ASTM Fuel Oil B keeping 5h(21-30℃)

thickening rate (%)                        0~20  

Oil sealing properties under normal Temperature

Medium:RH-75 Avgas  

Pressure:   10Mpa  No leaking keeping 30 minutes  

Nitrogen Leakage Rate ML/(h•mm)≦300 

Hebei Hengda Sealing Materials Co., Ltd. was founded in 1987, the professional manufacturer of sealing materials, we mainly produce non asbestos ruber sheet , asbestos rubber sheet , rubber sheet and gland packing , metal spiral wound gasket , rockwool etc.
It`s equipped with abundant technical strength and the manufacturer participated in drafting the National Standard for Testing Oil-Resisting Asbestos Rubber Sheet Methods , also, we have developed anticorrosive asbestos rubber sheet and oil resistance composite seal gasket successively, they are authorized by the National Utility Model Patent Certification respectively. Sanda brand won the "Hebei Famous Brand" title in 2007.

Our company has passed the ISO9001 Quality System Certification, and has import & export right, products export to lots of countries including Malaysia, Vietnam, Indonesia, Pakistan, Thailand,  and other countries and regions.