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Our Products

  1. Industrial Valves 5 Products available
  2. Pipe Tees

    2 Products available
  3. Flanges

    2 Products available
  4. Plumbing & Pipe Fittings

    2 Products available
  5. Separators & Strainers

    2 Products available
  6. Gaskets

    2 Products available
  7. Industrial Plastic Pipes

    1 Products available
  8. Building Hardware

    1 Products available
  9. Tube Fittings

    1 Products available
  10. Pipe Reducer

    1 Products available
  11. Others Products 9 Products available

Other Products / Services

Leading Manufacturer, Supplier & Retailer of LINED HEADER, Lined Dip Pipe, PTFE STRUCTURE PACKING and ptfe pressure below.

LINED HOSE NIPPLE

  • Flange : IS 2062 ASA 150#.
  • Nozzle : MS.

  • SIZE (NB) HOSE DIM.(NB) L H R/F
    25 25 70 28.5 48
    40 25 70 28.5 69
    40 40 70 43 69
    50 25 70 28.5 88
    50 40 70 43 88
    50 50 70 52 88
    80 25 70 28.5 118
    80 40 70 43 118
    80 50 70 52 118
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Ball Valve

SPECIFICATIONS
  • Design Standard : BS EN ISO 17292 : 2004 (Formerly BS 5351)
  • Drilling : ASA 150# DIN 2632/2633/BS 10 Table D, E or F
  • are also available on request.
  • Face to Face : ANSI B 16.10 / DIN 3202/BS EN 558-1/2.
  • Lining Thickness : 3 mm to 5 mm.

VALVE SIZE (MM) L H H1 T OD ID R/F P.C.D HOLES DIA HD NO. OF HOLE NH
25 127 120 200 14.3 108 25 51 79.4 16 4
40 165 135 250 17.5 127 40 73 98.4 16 4
50 178 155 300 19 152.4 50 92 120.6 19 4
80 203 208 350 23.8 190.5 75 127 152.4 19 4
100 229 230 450 23.8 228.6 95 157 190.5 19 8
150 267 260 550 25.4 279.4 145 216 241.3 22.2 8
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PTFE High Pressure Bellow

  • Bellows (Moulded) 100 % PTFE – ASTM D 4895
  • Drilling ASME B 16.5
  • Fastners M.S Galv. BS 1083/BS 916

NOMINAL SIZE (MM) ØB (MM) X (MM) C (MM) ØD (MM) ØE (MM) ØF (MM) L (MM) T (MM) T (MM) N X ØH (MM) N X ØH (MM)
15 21 31 60.3 111 88.9 35 50 10 2 4 x 14 3 x 10
25 33 50 79.4 129 108.0 51 50 10 2 4 x 14 3 x 10
40 48 69 98.4 148 127.0 73 55 10 2 4 x 14 3 x 10
50 58 84 120.6 180 152.4 92 70 12 3 4 x 18 3 x 12
65 73 103 139.7 205 177.8 105 80 12 3 4 x 18 3 x 12
80 90 116 152.4 218 190.5 127 100 12 4 4 x 18 3 x 12
100 110 154 190.5 256 228.6 157 100 14 4 8 x 19 3 x 12
150 160 197 241.3 313 279.4 216 100 16 4 8 x 22 3 x 14
200 210 240 298.4 376 342.9 270 150 16 4 8 x 22 3 x 14
250 262 310 361.9 445 406.4 324 150 20 5 12 x 25 3 x 14
300 310 380 431.8 521 482.6 381 150 20 5 12 x 25 3 x 14
450 462 524 577.8 680 635.0 533 150 25 5 16 x 32 3 x 19
500 512 581 635.0 743 698.5 584 150 25 5 20 x 32 3 x 25
600 612 695 749.3 858 812.8 692 150 25 5 20 x 32
  •  
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PTFE LINED SPOOL PIPE

MATERIAL
  • Pipe : 1. Seamless Carbon Steel ASTM A 106 Gr.B.Sch-402. ASTM A 312 TP 304, Sch-40
  • Flanges : 1. Made from IS 2062 Plates/ASTM A 1052. ASTM A 351 Gr.CF 8
  • Liner : PTFE in accordance with ASTM D 1457
  • Vent Extensions

    When the lined piping system will be lagged, please specify that the spools and fittings should be supplied with vent extensions, these 75mm long extension protrude through the lagging allowing the correct venting of the lined equipment.

  • Venting

    All lined piping systems must have vent holes drilled through the steel body. This is for 2 reasons, firstly to vent any gasses that may permeate through the liner witch can be detrimental to liner life to the atmosphere rather than allow them to build up behind the liner trapped within the steel pipe. Pipe spools less than 500mm have 2 off vent holes located centrally, longer spools have 4 vent holes 1 pair located at each end.

NOMINAL BORE NB INTERNAL DIA (D) PTFE LINER THICKNESS (T) FLANGE PCD FLANGEHOLE DIA RAISED FACE DIA(R/F) MAXI. LENGTH PIPE SCHEDULE
(MM) (INCHES) (+1 MM) (MM) (MM) (MM) (MM) (MM)
25 1 19.5 3.3 79.4 15.9 51 3000 40
40 1.5 33.8 3.3 98.4 15.9 73 3000 40
50 2 45.4 3.3 120.6 19.0 92 3000 40
80 3 70.8 3.3 152.4 19.0 127 3000 40
100 4 95.2 3.8 190.5 19.0 157 3000 40
150 6 145.1 4.5 241.3 22.2 216 3000 40
200 8 197.4 5.0 298.4 22.2 270 3000 30
250 10 249.3 6.0 362.0 25.4 324 3000 30
300 12 300.1 6.0 431.8 25.4 381
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Stainless Steel Pipe Fittings

Sigma can supply with complete range offull piping systemin SS 304 and SS 316 Lined Pipes & Fittings, we also offer PFA lined stainless steel ball valves, stainless steel poppet check valves and sight glasses.We manufacture piping system with all wetted parts PTFE / PFA andsteel external finishof stainlesssteel.

Corrosion performance of the stainless steel is well known, hence spending 20 % to 25 % cost on painting lines can be saved besides life of the systems is incresed consideraly if it is to be used for the longer time.

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PTFE Lined Spacer

HOUSING MATERIAL
  • Body : Made from IS 2062 Plates
  • Liner : PTFE in accordance with ASTM D 1457
OPTIONS
  • Extras : Earthing Studs / Lugs, Vent Extensions to suit DIN PN 10 / 16, BS 10, ASME 300 Flange
  • Material : Stainless Steel
  • Liner : HDPE / PP

NOMINAL BORE (NB) DIAMETER B LENGTH (L) MIN. LENGTH (L) MAX. LINER THICKNESS WALL THICKNESS
(MM) (INCHES) (MM) (MM) (MM) (MM) (MM)
25 1 64 26 60 3.3 18.5
40 1.5 83 26 60 3.3 20.7
50 2 102 26 70 3.3 24.5
80 3 133 26 70 3.3 27.8
100 4 171 26 70 4.5 34.8
150 6 219 26 80 5.0 32.5
200 8 275 Upon Request
250 10 336  
300 12 405
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Equal Tee Fittings

HOUSING MATERIAL
  • Fabricated : Flanges made from IS 2062 Plates
  • Tee : Pipe as per ASTM A 106 Gr.B
  • Cast Tee : SG Iron as per IS 1865-1991
  • Lining : FEP
OPTIONS
  • Flange : Rotating, Fixed On/Off center DIN PN 10/16, BS 10, ASME 300, Mixed
  • Extras : Earthing Studs / Lugs, Vent Extensions
  • Material : Stainless Steel
  • Lining : PFA / HDPE / PP
  • Geometry : Non Standard Dimensions
DESIGN SPECIFICATION
  • Flange : As per ANSI B 16.5/B 6.42
  • Face to Face : As per ANSI B 16.5 # 150
  • Lining Thickness : 3 to 5 mm

Other Flange Drilling like DIN 2632/2633, BS 10 Table D, E or F are also available on request. Sizes above 6 are fabricated from pipe

TEST & INSPECTION DATA

Resins are conforming to the requirements of ASTM F 1545-97 (2003)

  • Hydraulic Test : 20 Kg / Cm2After Lining
  • Spark Test : 15 KV D.C After Lining

NOMINAL BORE NB CENTER LINE TO FACE (X) FLANGE OD (ØB) RAISED FACE DIA (R/F) LINER THICKNESS STEEL THICKNESS
(MM) (INCHES) (MM) (MM) (MM) (MM) (MM)
25 1 89 108.0 51 4.0 8.0
40 1.5 102 127.0 73 4.0 8.0
50 2 114 152.4 92 4.0 9.0
80 3 140 190.5 127 4.0 10.0
100 4 165 228.6 157 4.0 11.5
150 6 203 279.4 216 4.0 12.0
200 8 229 342.9 270 Upon Request
250 10 279 406.4 324  
300 12 305 482.6 381
 

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LINED INSTRUMENT TEE

Fabricated Tee
  • Body : MS Round bar
  • Pipe : ASTM A 106 Grade B
  • Flanges : Made from IS 2062 Plates
Cast Tee
  • SG Iron to IS 1865 : 1991 Grade 400 / 15
  • Lining : FEP
OPTIONS
  • Flange : Rotating DIN PN10/16, BS 10, ASME 300, Mixed
  • Extras : Earthing Studs / Lugs, Vent Extensions
  • Material : Stainless Steel
  • Lining : PFA / HDPE / PP
  • Geometry : Non Standard Dimensions
DESIGN SPECIFICATION
  • Flange : As per ANSI B 16.5/B 16.42
  • Face to Face : As per ANSI B 16.5 # 150
  • Lining Thickness : 3 to 5 mm

Other Flanges Drilling like DIN 2632 / 2633, BS 10 Table D, E or F are also available on request

TEST & INSPECTION DATA

Resins are conforming to the requirements of ASTM F 1545-97 (2003)

  • Hydraulic Test : 20 Kg / Cm2After Lining
  • Spark Test : 15 KV D.C After Lining

NOMINAL BORE NB1 CENTER LINE TO FACE (X) FLANGE OD (ØB) RAISED FACE DIA (R/F1) LINER THICKNESS
(MM) (INCHES) (MM) (MM) (MM) (MM)
25 1 89 108.0 51 4.0
40 1.5 102 127.0 73 4.0
50 2 114 152.4 92 4.0
80 3 140 190.5 127 4.0
100 4 165 228.6 157 4.0
150 6 203 279.4 216 4.0
200 8 229 342.9 270 4.0
250 10 279 406.4 324 4.0
NOMINAL BORE NB2 AXIAL LENGTH NB 1 (L) FLANGE OD (ØB) RAISED FACE DIA R/F2 LINER THICKNESS
(MM) (INCHES) (MM) (MM) (MM) (MM)
25 1 51 108.0 51 6.0
40 1.5 76 127.0 73 6.0
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Y Strainers

BODY MATERIAL OPTIONS

  • Ductile Iron ASTM A 395.
  • Cast Steel ASTM A216 Gr.WCB.
  • ASTM A351 Gr. CF8/AISI S.S. 304.
  • ASTM A351 Gr. CF8M/AISI S.S. 316.

LINING MATERIAL OPTIONS

  • TEFLON PFA ASTM D 3307, Type II.
  • TEFLON FEP ASTM D 2116, Type IV.

TECHNICAL SPECIFICATIONS

  • Flange : AS Per ANSI B 16.5.
  • Drilling : ASA 150# / DIN 2632 / 33 / BS 10 Table D, E & F.
  • Lining Thickness : 3 mm to 5 mm.
  • Degree of Filtration : 1.6 mm Perforated PTFE Filter.

TEST & INSPECTION DATA

  • Hydraulic Test Body (Shell) : 20 Kg/Cm.
  • Spark Test : 15 K.V D.C.

Dimension Check.

SIZE (NB) L H T OD ID R/F P.C.D HOLES DIA HD NO. OF HOLE NH
25 190 128 14.3 108 25 51 79.4 16 4
40 260 190 17.5 127 40 73 98.4 16 4
50 284 203 19 152.4 50 92 120.6 19 4
80 348 257 23.8 190.5 74 127 152.4 19 4
100 415 307 23.8 228.6 95 157 190.5 19 8
150 508 450 25.4 279.4 145 216 241.3 22.2 8
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LINED HEADER

MATERIAL SPECIFICATIONS
  • Flange : Plate Flange From Carbon Steel Plates As Per ASTM A 105 / IS 2062.
  • Pipe : Simless Carbon Steel Pipes As Per ASTM A 106, Sch. 40.
  • Lining : PFA / FEP
DIMENSION SPECIFICATIONS
  • All Dimension are in mm.
  • Pipe Dimension as Per ANSI B 36.10.
  • Liner Thickness Minimum 3.0 mm.
  • Header Length Maximum 600 mm.
  • Flange Size : On Party Requirement.
TEST & INSPECTION DATA
  • Hydraulic Test Body (Shell) : 20 Kg/Cm.
  • Seat : 10 Kg/Cm.
  • Spark Test : 10 K.V D.C.
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Concentric Reducer

HOUSING MATERIAL
  • Fabricated Flanges: Made from IS 2062 Plates
  • Eccentric Reducer : ASTM A 234 Gr.WPB
  • Cast : SG Iron to IS 1865 : 1991 Grade 400/15
  • Lining : FEP
OPTIONS
  • Flange : Rotating DIN PN 10/16, BS10, ASME 300, Mixed
  • Extras : Earthing Studs/Lugs, Vent Extensions
  • Material : Stainless Steel
  • Lining : PFA/HDPE/PP
  • Geometry : Non Standard Dimensions
DESIGN SPECIFICATION
  • Flange : As per ANSI B 16.5/B 16.42
  • Face to Face : As per ANSI B 16.5 # 150
  • Lining Thickness : 3 to 5 mm

Other Flanges Drilling like DIN 2632/2633, BS 10 Table D, E or F are also available on request

TEST & INSPECTION DATA

Resins are conforming to the requirements of ASTM F 1545-97 (2003)

  • Hydraulic Test : 20 Kg / Cm2After Lining
  • Spark Test : 15 KV D.C After Lining

NOMINAL BORE B1 R/F 1 B2 R/F 2 FACE TO FACE (X) LINER THICKNESS STEEL THICKNESS
NB1 NB2
(MM) (INCHES) (MM) (INCHES) (MM) (MM) (MM) (MM) (MM) (MM) (MM)
40 1.5 25 1 127.0 73 108.0 51 114 4.0 8.0
50 2 25 1 152.4 92 108.0 51 127 4.0 8.0
50 2 40 1.5 152.4 92 127.0 73 127 4.0 8.0
80 3 25 1 190.5 127 108.0 51 152 4.0 8.0
80 3 40 1.5 190.5 127 127.0 73 152 4.0 8.0
80 3 50 2 190.5 127 152.4 92 152 4.0 8.0
100 4 25 1 228.6 158 108.0 51 178 4.0 9.0
100 4 40 1.5 228.6 158 127.0 73 178 4.0 9.0
100 4 50 2 228.6 158 152.4 92 178 4.0 9.0
100 4 80 3 228.6 158 190.5 127 178 4.0 9.0
150 6 50 2 279.4 216 152.4 92 229 4.0 11.0
150 6 80 3 279.4 216 190.5 127 229 4.0 11.0
150 6 100 4 279.4 216 228.6 158 229 4.0 11.0
200 8 100 4 342.9 270 228.6 158 279 Upon Request
200 8 150 6 342.9 270 279.4 216 279  
250 10 200 8 406.4 324 279.4 216 305  
250 10 200 8 406.4 324 342.9 270 305  
300 12 250 10 482.6 381 342.9 270 356  
300 12 250 10 482.6 381 406.4 324 356
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Reducing Flanges

HOUSING MATERIAL
  • Flanges : IS 1865 : 1991 Grade 400/15
  • Lining : FEP
OPTIONS
  • Flange : Drilling DIN PN 10 / 16, BS 10, ASME 300, Mixed, Threads-Metrics
  • Extras : Earthing Studs / Lugs, Vent Extensions
  • Material : Stainless Steel
  • Lining : PFA Lined / HDPE Lined / PP Lined
DESIGN SPECIFICATION
  • Flange : As per ANSI B 16.5 / B 16.42
  • Face to Face : As per ANSI B16.5#150
  • Lining Thickness : 3 to 5 mm

Other Flanges Drilling like DIN 2632/2633, BS 10 Table D, E or F are also available on request

TEST & INSPECTION DATA

Resins are conforming to the requirements of ASTM F 1545-97 (2003)

  • Spark Test : 15 KV D.C After Lining

NOMINAL BORE THICKNESS (X) ØB R/F 1 R/F 2 LINER THICKNESS
NB1 NB2
(MM) (INCHES) (MM) (INCHES) (MM) (MM) (MM) (MM) (MM)
40 1.5 25 1 35 127.0 73 51 5.0
50 2 25 1 35 152.4 92 51 5.0
50 2 40 1.5 35 152.4 92 73 5.0
65 2.5 25 1 35 177.8 105 51 5.0
65 2.5 40 1.5 35 177.8 105 73 5.0
65 2.5 50 2 35 177.8 105 92 5.0
80 3 25 1 45 190.5 127 51 5.0
80 3 40 1.5 45 190.5 127 73 5.0
80 3 50 2 45 190.5 127 92 5.0
100 4 25 1 45 228.6 157 51 5.0
100 4 40 1.5 45 228.6 157 73 5.0
100 4 50 2 45 228.6 157 92 5.0
100 4 80 3 45 228.6 157 127 5.0
125 5 25 1 45 254.0 186 51 5.0
125 5 40 1.5 45 254.0 186 73 5.0
125 5 50 2 45 254.0 186 92 5.0
125 5 80 3 45 254.0 186 127 5.0
125 5 100 4 45 254.0 186 157 5.0
150 6 25 1 54 279.4 216 51 5.0
150 6 40 1.5 54 279.4 216 73 5.0
150 6 50 2 54 279.4 216 92 5.0
150 6 80 3 54 279.4 216 127 5.0
150 6 100 4 54 279.4 216 157 5.0
200 8 25 1 54 342.9 270 51 5.0
200 8 40 1.5 54 342.9 270 73 5.0
200 8 50 2 54 342.9 270 92 5.0
200 8 80 3 54 342.9 270 127 5.0
200 8 100 4 54 342.9 270 157 5.0
200 8 150 6 54 342.9 270 216 5.0
250 10 25 1 54 406.4 324 51 4.5
250 10 40 1.5 54 406.4 324 73 4.5
250 10 50 2 54 406.4 324 92 4.5
250 10 80 3 54 406.4 324 127 4.5
250 10 100 4 54 406.4 324 157 4.5
250 10 150 6 54 406.4 324 216 4.5
250 10 200 8 54 406.4 324 270 4.5
300 12 25 1 54 482.6 381 51 4.5
300 12 40 1.5 54 482.6 381 73 4.5
300 12 50 2 54 482.6 381 92 4.5
300 12 80 3 54 482.6 381 127 4.5
300 12 100 4 54 482.6 381 157 4.5
300 12 150 6 54 482.6 381 216 4.5
300 12 200 8 54 482.6 381 270 4.5
300 12 250 10 54 482.6 381 324 4.5
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Hose Nipple

size (nb)
material specifications
  • flange : is 2062 asa 150#.
  • nozzle : ms.
lining material

pfa / fep / ptfe.

testing
  • spark test : 15 k.v d.c. After lining.

SIZE (NB) HOSE DIM.(NB) L H R/F
25 25 70 28.5 48
40 25 70 28.5 69
40 40 70 43 69
50 25 70 28.5 88
50 40 70 43 88
50 50 70 52 88
80 25 70 28.5 118
80 40 70 43 118
80 50 70 52 118
  •  
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Hose Pipe

Body material options
  • s.s 304 / s.s 316 braided hose.
  • flange : astm a 351 gr. Cf8 / cf8m ansi 150# rating.
lining material options
  • ptfe : as per astm d 1457.
  • hose pipe length on party required.
test & inspection data
  • hydraulic test body (shell) :10 kg/cm.
  • spark test : 15 k.v d.c after lining

SIZE (NB) MAX. L T OD R/F P.C.D HOLES DIA HD NO. OF HOLE NH
25   14.3 108 51 79.4 16 4
40   17.5 127 73 98.4 16 4
50   19 152.4 92 120.6 19 4
80   23.8 190.5 127 152.4 19 4
100   23.8 228.6 157 190.5 19 8
150   25.4 279.4 216 241.3 22.2 8
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Lined Dip Pipe

FEATURES
  • All wetted parts PTFE Lined, giving optimum corrosion resistance
  • Liner Construction : Single piece, past extruded PTFE
  • Carbon Steel construction providing good mechanical strength
AVAILABLE DIP PIPE
  • Lined Dip Pipe with Sparger
  • Lined Slanted ( Angular ) Dip Pipe
  • Lined J type Dip Pipe
  • PTFE solid J type Dip Pipe
  • Solid PTFE & PTFE Lined Feed Pipe for Columns
HOUSING MATERIAL
  • Pipe : ANSI B 36.10, ASTM A 106 Gr. B Schedule 40
  • Flanges : ANSI B 16.5 ASA 150 # , ASTM A 105
  • Liner : PTFE in accordance with ASTM D 1457
OPTIONS
  • Flange : Fixed/Rotating, PN 10/16, BS 10,
  • Table D/E
  • Extras : Earthing Studs/Lugs, Vent Extensions
  • Liner : PTFE
DESIGN SPECIFICATION
  • Flange : As per ANSI B 16.5/B 16.42
  • Face to Face : As per ANSI B 16.5 # 150
  • Lining Thickness : 3 to 5 mm

Other Flanges Drilling like DIN 2632/2633, BS 10 Table D, E or F are also available on request

TEST & INSPECTION DATA

Resins are conforming to the requirements of ASTM F 1545-97(2003)

  • Hydraulic Test : 20 Kg/Cm2After Lining
  • Spark Test : 15 KV D.C After Linin
FEATURES
  • Unique jointless PTFE construction for prolonged service
  • G Perfectly suited for vessels with agitator
  • G Angular spool option for tilting upto 20 deg.
  • G Unique jointless PTFE construction for prolonged service
  • G Proven performance in various industries
  • PP/HDPE lining with weld joint at bottom also available on request

PIPE NOMINAL BORE / PROCESS FLANGE SIZE (NB) FACE TO FACE (F) MIN. TOTAL LENGTH (L) MAX. PTFE LINER THICKNESS PIPE SCHEDULE VESSEL FLANGE SCHEDULE NB MIN’M INLET NOZZLE ID
(MM) (INCHES) (MM) (MM) (MM) (MM) MIN. (MM) MAX.(MM) (MM)
25 1 60 3000 2.5 40 40 600 45
40 1.5 70 3000 2.8 40 50 600 60
50 2 75 3000 3.0 40 80 600 73
80 3 85 3000 3.0 40 100 600 101
100 4 90 2800 4.5 40 150 600
 
               

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REINFORCED DIP TUBE

Features
  • Full Length Sparging
  • Anti Siphoning safeguard
  • Most Economical design
  • Perfectly suited for vessels with agitator

DN1 DN2 DN3 LMAX L1 L2 W
MM MM MM MM MM MM MM
25 40 80 2500 150 280 140
40 50 100 2500 150 330 165
50 80 100 2500 150 330 165
65 100 150 2500 150 406 203
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Ptfe Envelope Gasket

PTFE lined piping technology was developed to meet serve operating conditions in the chemical handling industry to solve the problems of Corrosion, Erosion & maintenance free operation for many years. PTFE Envelope Gasket is the substitute for MS / SS piping & PP / HDPE plastic piping which causes Corrosion and maintenance problems frequently.

MATERIAL OF CONSTRUCTION
  • Insert Gasket : Style 20 Metallic / Non metallic
  • AF 120 Non Asbestos
  • Teflon : 0.6 mm thick Virgin
  • Joint : Through Thermal Fusion
  • Size in range : 1.5 (40 NB) to 10 (250 NB) (Slit Type)

PTFE Envelope Gaskets are available from 250 mm to 2000 mm ( Jointed Type )PTFE Envelope Gaskets Above 2000 mm will be done on Customer Request

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Glass Lined Reactor

PTFE lined piping technology was developed to meet serve operating conditions in the chemical handling industry to solve the problems of Corrosion, Erosion & maintenance free operation for many years. This product is the substitute for MS / SS piping & PP / HDPE plastic piping which causes Corrosion and maintenance problems frequently

SR. NO. DESCRIPTION LING MATERIAL PTFE SHAPE
1 50 NB – 500 NB Virgin Round
2 300 NB x 400 NB Virgin Oval
3 350 NB x 450 NB Virgin Oval
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PTFE STRUCTURE PACKING

PTFE Structured Packing refers to a range of specially designed materials for use in absorption and distillation columns and chemical reactions. PTFE Structured Packing typically consist of thin corrugated . PTFE sheets arranged in a way that they force fluids to take complicated paths through the column, thereby creating a large surface area for the contact between different phases.

PTFE being hydrophobic in nature and treated rough surface is necessary to achieve a good separation efficiency . It is possible to achieve 2.5 or more theoritical stages per meter of column height by our PTFE structure packing.

Advantages
  • It is completely chemically inert material
  • It is strong but light in weight.
  • It gives rise to adequate passages for both Gas & Liquid
  • streams without excessive liquid hold up or pressure drop.
  • It provides a good contact between liquid and gas.
  • It is washable and reusable.
  • It is unbreakable too.
  • It is energy conserving.

The packings are available for column sizes from DN 50 to DN 450 in standard lengths of 200mm pad modules .

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LINED BLIND FLANGES

HOUSING MATERIAL
  • Flanges : Made from IS 2062 plates
  • Liner : PTFE in accordance with ASTM D 1457
OPTIONS
  • Flange : DIN PN10/16, BS 10, ASME 300, Mixed
  • Extras : Earthing Studs / Lugs, Vent Extensions
  • Material : Stainless Steel
  • Lining : PFA / HDPE / PP
DESIGN SPECIFICATION
  • Flange : As per ANSI B 16.5 / B 16.42
  • Face to Face : As per ANSI B 16.5 # 150
  • Lining Thickness : 3 to 5 mm

Other Flanges Drilling like DIN PN 2632 / 2633, BS 10 Table D, E or F are also available on request

TEST & INSPECTION DATA

Resins are conforming to the requirements of ASTM F 1545 -97 (2003)

  • Spark Test : 15 KV D.C After Lining

NOMINAL BORE NB LINER THICKNESS FLANGE OD (OB) RAISED FACE DIA (R/F) LINER THICKNESS (X)
(MM) (INCHES) (MM) (MM) (MM) (MM)
25 1 3.0 108.0 51 14.3
40 1.5 3.0 127.0 73 17.5
50 2 3.0 152.4 92 19.0
80 3 3.0 190.5 127 23.8
100 4 3.0 228.6 157 23.8
150 6 3.0 279.4 216 25.4
200 8 3.0 342.9 270 28.6
250 10 3.0 406.4 324 30.2
300 12 3.0 482.6 381 31.7
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Envelope Gaskets

  • Size 1.5″ (40 NB) to 10″ (250 NB)
PTFE lined piping technology was developed to meet serve operating conditions in the chemical handling industry to solve the problems of Corrosion, Erosion & maintenance free operation for many years. PTFE Envelope Gasket is the substitute for MS SS piping & PP HDPE plastic piping which causes Corrosion and maintenance problems frequently.
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PTFE Lined Elbow

  • Center Line to face (X) mm 44 to 127
  • Raised Face Dia (R/F) mm 51 to 216
We are the best manufacture of plastic lined systems. our other Flange Drilling like DIN 26322633, BS 10 Table D, E or F are also available on request
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