Gasket & Seal Fabrication
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| Maximum pressure | Type of jointing | Temperature range | Services | Applications | Type of flange | ||
| kgf/cm² | lbf/in² | °C | °F | ||||
| 350 | 5000 | spiral wound gaskets | -200 +1000 |
-300 +1830 |
super heated steam, water, oil, solvents | super heaters, heat exchangers, autoclaves, boiler tube, manhole, handhole & mud drum, covers, pipe flanges. | good machine finish. high bolt loads |
| 300 | 4400 | graphite without reinforcement | -200 +2000 |
-300 +3600 |
chemical, petroleum, steam, refinery, foodstuffs |
heat exchangers autoclaves cylinder head process plant pump/gear cases |
good machine finish |
| 500 | 7350 | with reinforcement | -200 +900 |
-300 +1650 |
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| 280 | 4000 | corrugated and solid metal | -20 +450 |
-5 +840 |
steam, gases hydraulic, oxygen |
pipe flanges, process plant diesel engines and air compressors, valve bonnets |
rough or uneven surfaces medium to high bolt loads |
| 100 | 1400 | compressed synthetic fibre | -140 +400 |
-220 +750 |
gases chemicals | pressure vessels, marine equipment process plant | recommended. Medium to high bolt loads |
| 35 | 500 | natural and synthetic rubber | -30 +100 |
-20 +212 |
water, low pressure steam, foodstuffs, air, gas, acids and chemicals | pumps, compressors, marine and process plant, pipe flanges | rough, pitted, uneven surfaces, low bolt loads |
| 20 | 300 | paper and vulcanised fibre | -50 +120 |
-60 +250 |
oil, petrol, benzol most solvents | carburettors, sumps, gear boxes, pump casings, pipe flanges | narrow, light flanges, low bolt loads |
| 17.5 | 250 | PTFE cord seal | -100 +250 |
-148 +480 |
corrosive fluids and gases pipe flanges | large pump casings, chemical and food processing plant, large diameter | rough pitted, uneven flanges, low bolt loads |
| 1.75 | 25 | synthetic rubber bonded cork | -50 +120 |
-60 +250 |
water, oil, gases, ozone, solvents | electrical transfomers, motors, switchbox covers, compressors, filtration equipment, agricultural and marine plant, aircraft and automotive parts and refrigerators | narrow, light flanges, low bolt loads |