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Product Description
KXT Type Single Bellow Rubber Expansion Joints
Rubber Bellow Expansion Joint ,Ordinary media, aquatic products quality warranty for 5 years, other media, high temperature resistance, acid and alkali resistance, oil resistance warranty for 3 years, special media, quality warranty for 1 year;
Drawing:
1- Outer/Inner Rubber: NR,NBR,EPDM,FKM,CR,PTFE lining；2-Key Frame: Nylon cord(nylon 6);
3-Pressurized Ring: Steel wire strand； 4-Flange: Q235,304,316, PVC;DN40~DN2800
Size Specifications:
| Nominal mm | Diameter inch | Length L(mm) | Stretch (mm) | Compression (mm) | Displacement (mm) | Deflection (°) | Limit quanlty |
| 25 | 1 | 95 | 6 | 9 | 9 | 15° | / |
| 32 | 1-1/4 | 95 | 6 | 9 | 9 | 15° | / |
| 40 | 1-1/2 | 95 | 6 | 10 | 9 | 15° | / |
| 50 | 2 | 105 | 7 | 10 | 10 | 15° | / |
| 65 | 2-1/2 | 115 | 7 | 13 | 11 | 15° | / |
| 80 | 3 | 135 | 8 | 15 | 12 | 15° | / |
| 100 | 4 | 150 | 10 | 19 | 13 | 15° | / |
| 125 | 5 | 165 | 12 | 19 | 13 | 15° | / |
| 150 | 6 | 180 | 12 | 20 | 14 | 15° | / |
| 200 | 8 | 210 | 16 | 25 | 22 | 10° | / |
| 250 | 10 | 230 | 16 | 25 | 22 | 10° | / |
| 300 | 12 | 245 | 16 | 25 | 22 | 10° | / |
| 350 | 14 | 255 | 16 | 25 | 22 | 10° | 4 |
| 400 | 16 | 255 | 16 | 25 | 22 | 10° | 4 |
| 450 | 18 | 255 | 16 | 25 | 22 | 5° | 4 |
| 500 | 20 | 255 | 16 | 25 | 22 | 5° | 5 |
| 600 | 24 | 260 | 16 | 25 | 22 | 5° | 5 |
| 700 | 28 | 260 | 16 | 25 | 22 | 5° | 5 |
| 800 | 32 | 260 | 16 | 25 | 22 | 5° | 5 |
| 900 | 36 | 260 | 16 | 25 | 22 | 5° | 6 |
| 1000 | 40 | 260 | 16 | 25 | 22 | 5° | 6 |
| 1200 | 48 | 260 | 16 | 25 | 22 | 5° | 6 |
Features:
| Max Pressure | 1.0 Mpa / 1.6 Mpa / 2.5 Mpa |
| Rubber Material | NR natural rubber (dongfeng1 #) /EPDM(Mitsui 4045/ Sinopec Mitsui 4045) /NBR (Kunlun N41)/Inner PTFE/ fluorine rubber/food Use |
| Flange Material | QT450 / carbon steel/stainless steel /UPVC |
| Flange standard | GB/T 9119-2000 (in addition to this flange standard, Songjiang Group can also support more flange standards, |
| Common Media | Ordinary water, air conditioning water, temperature below 80 degrees: NR natural rubber; (all kinds of acid and alkali, oil, powder and other special media can’t be used,need to choose a special type(check our another link) |
| Other Media | Weak acid strong base, less than 120 degrees high temperature: EPDM rubber joint; Hydraulic oil, lubricating oil medium: NBR rubber joint |
| Special Medium | Aviation kerosene, gasoline, diesel oil: special NBR rubber joint; Strong acid and alkali, aviation kerosene, gasoline, diesel oil: lined with PTFE rubber joint; <120°C high temperature, strong acid: fluorine rubber joint. |
| Food | Food use rubber joint |
| Advantages | Shock absorption, noise reduction, long-term use of protection equipment, reduce maintenance equipment costs |
