KOT undertakes construction of rubber, flake, and FRP lining for anti-corrosive equipment of various industrials.
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| Riser pipe |
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| Pickling tank |
Materials: NR soft
| Item | Characteristics |
| OHJI-SOFT R-4 | For slurry abrasion with small particles <10mm |
| OHJI-SOFT R-5 | For abrasion with large particles >10mm |
| OHJI-SOFT R-6 | Standard soft rubber, for acid resistance |
| OHJI-SOFT R-7 | For dil-fluoric acid (field lining) |
| OHJI-SOFT R-8 | Cover layer of "San-hard" (field lining) |
| OHJI-SOFT R-14 | Same as R-4 but for field lining |
| OHJI-SOFT R-16 | Same as R-6 but for field lining |
| OHJI-SOFT R-501 | Non Staining type of R-16 for NaOH, KOH, PAC |
| OHJI-SOFT R-8I | Low Ca, Mg Compound |
Materials: NR hard
| Item | Characteristics |
| OHJI-HARD E-5 | Excellent resistance to acid at elevated temp. |
| OHJI-HARD E-7 | Standard natural hard rubber, having flexibility for anti cracking |
| OHJI-HARD E-7I | Low Ca, Mg Compound |
| OHJI-HARD E-16 | Exhaust steam cure, Center layer of "San-hard" |
| OHJI-HARD E-15 | Standard hard rubber, exhaust steam cure type |
| OHJI-HARD E-20 | Low Ca, Mg Compound, exhaust steam cure type |
Materials: Chloroprene
| Item | Characteristics |
| OHJI-PRENE C-6 | Standard type good resistant to acids, oil, weathering and ozone cracking, mainly used for seawater pipe, phosphoric acid plants and desalination plants. |
Materials: Butyl
| Item | Characteristics |
| OHJI-AI B-5 | Excellent chemical resistance and elevated temperature service owing to its low water vapor permiability |
| OHJI-AI B-15 | Same as B-5, for exhaust steam cure. |
| OHJI-AI B-7 | For NaClO solution service, available field lining |
| OHJI-AI B-6W | Resistant to NaClO solution |
| OHJI-AI B-115 | Same as B-5 non staining type |
| OHJI-AI B-5S | Precure type |
Materials: EPDM
| Item | Characteristics |
| OHJI-S | Standard EPDM, good ozone resistance |
Materials: Nitril
| Item | Characteristics |
| OHJI-N | Good oil resistance |
Material List