Hebei Fuyuan Sealing Materials Co.,Ltd

[Province: Hebei ]

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asbestos rubber sheet

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Asbestos Rubber Sheets Physical Property
GB/T539-1995
Item	XB450	XB400	XB350	XB300	XB200	XB150
Tensile strength MPa≥	19.0	15.0	12.0	9.0	6.0	5.0
Aging Coefficient ≥	0.9
Burning Loss %≤	28		30		30
Density g/cm³	1.6 — 2.0
Compressibility %	12 ± 5
Rebound degree	45		40		35
Pliability	No Crack
Stress-relaxation≤	50
Steam Airtightness	with the temperature of 440-450℃ and the pressure of 11-12MPa,Keep for 30 min without puncture	with the temperature of 390-400℃ and the pressure of 8-9 MPa,Keep for 30 min without puncture	with the temperature of 340-350℃ and the pressure of 7-8 Mpa,Keep for 30 min without puncture	with the temperature of 290-300℃ and the pressure of 4-5 MPa,Keep for 30 min without puncture	with the temperature of 200-220℃ and the pressure of 2-3 Mpa,Keep for 30 min without puncture	with the temperature of 140-150℃ and the pressure of 1.5-2 MPa,Keep for 30 min without puncture