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Packing Series
EXPANDED GRAPHITE BRAIDED
PACKING
EXPANDED GRAPHITE MOLDED
PACKING
CARBONIZED FIBER PACKING
KEVLAR FIBER BRAIDED PACKING
PURE PTFE FIBER BRAIDED
PACKING
PTFE GRAPHITE FIBER
BRAIDED PACKING
RAMIE FIBER BRIDED PACKING
ASBESTOS PACKING
PTFE GRAPHITE PACKING
ARAMIDE CORNERS
PTFE GRAPHITE PACKING
INTER ARAMIDE
ACRYLIC FIBER PACKING
NOVOLID FIBER WITH PTFE
PACKING
CARBON FIBER PACKING
PTFE FILAMENT PACKING
PTFE LUBRICANT PACKING
Gasket Series
EXPANDED GRAPHITE CUT GASKET
SPIRAL WOUND GASKET
OVAL RING JOINT GASKET
OCTAGONAL RING JOINT GASKET
SERRATED GASKET
METAL JACKETED GASKET
PTFE ENVELOPEN GASKET
ASBESTOS GASKET
CORRUGATED GASKET
PTFE GASKET
OVAL GRAPHITE CUT GASKET
Asbestos Series
ASBESTOS YARNgradeA,
gradeAA, grade AAA,
grade AAAA
ASBESTOS YARN (DUST FREE)
ASBESTOS TAPE (DUST FREE)
ASBESTOS PACKING
(DUST FREE) TWISTED
IN ROUND
ASBESTOS PACKING IMPREGNATED WITH OIL &
COAT WITH GRAPHITE
Mechine Series
WOUNDER AUTO MACHINE FOR SW GASKET
MIDDLE WOUNDER MACHINE FOR
SW GASKET
SMALL WOUNDER MACHINE FOR
SW GASKET
Horizontal big wounder machine for sw gasket
WELDING MACHINE
ROOVING MACHINE
BEVELING MACHINE
CUTTING MACHINE
COVERED SEAL MACHINE AND STEEL STRIPE FOR SHAPE MACHINE
Others Series
EXPANDED GRAPHITE YARNS
EXPANDED GRAPHITE
ROLLING (SHEETS)
REINFORCED EXPANDED
GRAPHITE SHEET
EXPANDED PTFE JOINT
SEALANT
CERAMIC YARN¡¢TAPE¡¢CLOTH¡¢ ROPE
PTFE ROD
GLASS FIBER YARN¡¢TAPE¡¢ CLOTH¡¢ ROPE
PTFE SHEET
ASBESTOS YARN¡¢TAPE¡¢CLOTH¡¢ ROPE
PURE PTFE YARN
PTFE GRAPHITE YARN
PTFE EMULSION
STRIP OF OUTER INNER RING
CARBONIZED FIBER CLOTH
¡¡ contact us

CiXi Hongye Sealing And Packing CO.,LTD.
Address: No.275 Beierhuan Middle Road Cixi City Ningbo P.R. China
Zip: 315300
Tel: +86-574-63896038
Fax: +86-574-63800036
Web site: http://www.chinaseal.com

¡¡¡¡ products
¡¡¡¡> Gasket Series >> SPIRAL WOUND GASKET


¡¡CHYGRATM Spiral Wound Gaskets can be used to seal fluid
¡¡pressure up to 250 bar cryoprnices temperature as low as -200¡ãC and up to elevated temperature of 1000¡ãC. Products are widely used in the oil, gas, petrochemical process and engineering industries.
 
Spiral wound gaskets type:
Type Thickness(mm)
Basic form 3.2 4.5
With inner ring   4.5
With outer ring   4.5
With inner and outer ring   4.5
 
Structure type:
Filler Hoop Inner ring Outer ring
Asbestos SUS 304 Carbon steel Carbon steel
Graphite SUS 316 SUS 304 SUS 304
PTFE SUS 316L SUS 316 SUS 316
    SUS 316L SUS 316L
 
The table below may be used for selected material of inner ring and winding metal.
Trade name AISI Hardness(HB/HV) Temperature(¡ãC)
Stainless steel 304 304 130~180 -250~+550
Stainless steel 316 316 130~180 -100~+550
Stainless steel 316L 316L 130~190 -100~+550
The outer ring is generally manufactured from carbon steel with an anti-corronsion treatment.
 
The table below may be used for determining the correct filler.
Filler material Temperature(¡ãC) Max operating pressure(kg/cm2)
Graphite -200~550 250
Asbestos -150~450 100
PTFE -240~260 100
 
Flange type and Spiral Wound Gasket form
Flange type Spiral Wound Gasket form
Flat face flange(F.F) Gasket with an outer ring
Gasket with an inner and outer ring
Raised face flange(R.F) Gasket with an outer ring
Gasket with an inner and outer ring
Male and female flange(M & F) Basic form gasket
Gasket with an inner ring
Tongue and groove flange(T & F) Basic form gasket
Gasket with an inner ring
Flat and groove flange(F & G) Basic form gasket
Gasket with an inner ring
 
Tolerances of thickness
Item Thickness(mm) Tolerances(mm)
Gasket thickness 4.5, 3.2 +0.2
-0.1
Ring thickness 3.0 ¡À0.24
 
The table below specifies the production diameter tolerance (Nominal pipe diameter for flanges in accordance with):
  DIN (mm) ANSI B16.5
BS1560 (mm)
Mss sp-44
API 605 Tolerances
Inner ring I.D.
Gasket I.D.
<=600 <=24" >=26" and <=34" ¡À0.5
>600 and <=800 >24" and <=34" >=36" and <=60" ¡À0.9
>800 and <=1600 >34" and <=60"   ¡À1.3
>1600 >60"   ¡À1.6
Gasket O.D. <=600 <=24" <=24" ¡À0.9
>600 and <=1600 >24" and <=60" >24" and <=60" ¡À1.8
1600 >60"   ¡À2.2
Outer ring O.D     >=1/2" and <=60" ¡À0.9
<=600 <=24"   0-1.0
>600 and <=1000 >24" and <=34"   0-1.8
>1000 and <=1600 >34" and <=60"   0-2.2
 
Note:1.We also can produce according to JIS.JPI standards or client request.
 
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