Gasket Head Materials Sheet 1.ISO9001 Certification, Standard of DB/T 3985-2008 2.Reinforced Sheet for head gasket material

Gasket Head Material Sheets

 

 

Asbestos Rubber Sheets With Steel Wire Net Strengthening (coated with graphite)

 

Material: Made of good asbestos Fibre rubber with steel wire inserted and compound heating and compression molding it (can be coated with graphite on the surface).

Uses:used in flange joins of pipeline of water, steam, air, gas, etc.Max working temperature: 450°C,  Working pressure: 8 Mpa

Max working temperature: 350°C,  Working pressure: 6 Mpa

Max working temperature: 250°C,  Working pressure: 4 Mpa

 

Sizes:4100 x 1500 x (1.2 – 6.0)mm,  2000 x 1500 x  (1.2– 6.0)mm,1500 x 1360 x (1.2– 6.0)mm,  3810 x 1270 x (1.2– 6.0)mm1270 x 1270 x (1.2– 6.0)mm,  1500 x 1500 x (1.2 – 6.0)mm

 

The other size is optional or according to the requirements of customers.

Packing: in wooden pallet of about 1000 kgs, 2000kgs net each.

 

 

 

Asbestos Rubber Sheet with wire net strengthening Property
GB/T539-1995
Item	JXB450Asbestos Rubber Sheet with steel wire net strengthening	JXB350Asbestos Rubber Sheet with steel wire net strengthening		JXB250Asbestos Rubber Sheet with steel wire net strengthening
sile strength MPa≥	21.0	16.0		11.0
Aging Coefficient ≥	0.9
Burning Loss %≤	27		29
Density   g/cm³	1.6 — 2.0
Compressibility %	12 ± 5
Rebound degree	42		40
Pliability	No Crack
Stress-relaxation≤	50
Steam Airtightness	with the temperature of 440 -450°C and the pressure of 13-14MPa,Keep for 30 min without puncture	with the temperature of 340 -350°C and the pressure of 9-10MPa,Keep for 30 min without puncture		with the temperature of 240 -250°C and the pressure of 7-8MPa,Keep for 30 min without puncture