KDC
Double-End
Medium Pressure Mechanical Seals
General Speed Mechanical Seal
Temperature Mechanical Seal
High Pressure
Standard
Cartridge Seal
Balanced
Mechanical Seal
FBU
Carton Box
24-100mm
China
8484200090
Product Description
KDC
The Standard Stationary Double Seal Solution for Higher Effeicent OEM Customers
Operation Parameters:
• Temperature: -20 ~ 220ºC
• Pressure: 0-25Bar
• Linear Speed: up to 25m/s
• Sealing Product: Acid, alkaline, low percentage of pulp, water, oil and other similar medi
• Rubber: EPDM/ FKM /Aflas/ Kalrez
• Springs: ALLOY276
• Metal Parts: 316SS/DUPLEX/ALLOY276/904L
Key Features:
• Stationary face compensation technology.
• Solid seal structure reduces deformation at high temperature and low temperature conditions.
• Intergrated and Bi-directional diversion, sleeve with pump ring.
• High speed limits, up to 220 degree. No seal face drop or displacement.
• Higher pressure limits, up to 25 bar.
• Wet Part in Duplex steel, 904L, Alloy 276 avaiable.
• Suitable for API Plan 52/53A/53B/54.

Size(mm)
Pressure Chart
About FBU
• FBU was established in 2007, is specialized in designing, developing, and manufacturing mechanical seals and sealing support system.


Testing Capability
• Secondary dimension image measuring instrument, digital display altimeter, spring power tester, shore hardness tester, plane flat crystal, outer diameter micrometer, inner diameter dial gauge, caliper with table, etc advanced first-class testing equipment is guarantee of product quality and reliability!

Certificate of Approval
• FBU has been audited by LRQA ISO 9001: 2015 certification and all products are manufactured in accordance with international standards ISO, ANSl, DIN, and APl.

FAQ:
• Are you a factory or a trade company?
→ We are a factory with more than 13 years industrial experience.
• Where is your company located?
→ We are located in Suzhou, China.
• Do you have a quality management system?
→ We have been audited by LRQA ISO9001:2015 certification and all products are manufactured
in accordance with international standards ISO, ANSI, DIN and API.
• Which payment terms can you accept?
→ T/T, L/C, D/P, Western Union, PayPal.
• How long is the normal delivery time?
→ Within 7-20days. If have stock, it about 2-3days.
• What 's your shipping ways?
→ By sea, by air and by express (DHL, Fedex, UPS, TNT, EMS etc.)
The Standard Stationary Double Seal Solution for Higher Effeicent OEM Customers
Operation Parameters:
• Temperature: -20 ~ 220ºC
• Pressure: 0-25Bar
• Linear Speed: up to 25m/s
• Sealing Product: Acid, alkaline, low percentage of pulp, water, oil and other similar medi
Materials:
• Seal Face: SSIC/TC/CARBON• Rubber: EPDM/ FKM /Aflas/ Kalrez
• Springs: ALLOY276
• Metal Parts: 316SS/DUPLEX/ALLOY276/904L
Key Features:
• Stationary face compensation technology.
• Solid seal structure reduces deformation at high temperature and low temperature conditions.
• Intergrated and Bi-directional diversion, sleeve with pump ring.
• High speed limits, up to 220 degree. No seal face drop or displacement.
• Higher pressure limits, up to 25 bar.
• Wet Part in Duplex steel, 904L, Alloy 276 avaiable.
• Suitable for API Plan 52/53A/53B/54.

NO | Decription | Material | NO | Decription | Material |
1 | Inboard Rotary Face | SSIC/TC | 11 | Spring | Alloy 276 |
2 | O-Ring | EPR/FKM/Aflas/Kalrez | 12 | Outboard Stationary Face | Carbon-316SS |
3 | Spring | Alloy 276 | 13 | O-Ring | EPR/FKM/Aflas/Kalrez |
4 | Inboard Stationary Face | Carbon/SSIC/TC | 14 | Circlip | Alloy 276 |
5 | O-Ring | EPR/FKM/Aflas/Kalrez | 15 | O-Ring | EPR/FKM/Aflas/Kalrez |
6 | Shaft Sleeve | 316SS | 16 | Drive Screw | 316SS |
7 | O-Ring | EPR/FKM/Aflas/Kalrez | 17 | Clamp Ring | 316SS |
8 | Gland | 316SS | 18 | Setting Clip | Brass |
9 | Outboard Rotary Face | TC-316SS | 19 | Clip Screw | 316SS |
10 | O-Ring | EPR/FKM/Aflas/Kalrez | 20 | Gasket | AF1 |
Size(mm)
φA | φB | C | φD | φDm | E | F | H |
25 | 105.0 | 62.0 | 43.0 | 60.0 | 33.1 | 53.4 | 13.2 |
28 | 105.0 | 62.0 | 46.0 | 60.0 | 33.1 | 53.4 | 13.2 |
30 | 105.0 | 67.0 | 48.0 | 65.0 | 33.1 | 53.4 | 13.2 |
32 | 110.0 | 70.0 | 50.0 | 65.0 | 33.1 | 53.4 | 13.2 |
33 | 110.0 | 70.0 | 50.0 | 65.0 | 33.1 | 53.4 | 13.2 |
35 | 113.0 | 72.0 | 53.0 | 68.0 | 33.1 | 53.4 | 13.2 |
38 | 135.0 | 80.0 | 56.0 | 78.0 | 33.1 | 53.4 | 13.2 |
40 | 135.0 | 80.0 | 58.0 | 78.0 | 33.1 | 53.4 | 14.2 |
42 | 135.0 | 80.0 | 61.0 | 78.0 | 33.1 | 53.4 | 14.2 |
43 | 135.0 | 80.0 | 61.0 | 78.0 | 33.1 | 53.4 | 14.2 |
45 | 138.0 | 82.5 | 62.5 | 79.0 | 33.1 | 53.4 | 14.2 |
48 | 138.0 | 82.5 | 65.5 | 82.0 | 33.1 | 53.4 | 14.2 |
50 | 150.0 | 87.0 | 68.0 | 85.0 | 33.1 | 53.4 | 14.2 |
53 | 150.0 | 97.0 | 72.0 | 95.0 | 33.1 | 53.4 | 14.2 |
55 | 150.0 | 97.0 | 73.0 | 88.0 | 33.1 | 53.4 | 18.0 |
60 | 157.0 | 102.0 | 78.0 | 100.0 | 33.1 | 53.4 | 18.0 |
65 | 165.0 | 109.0 | 84.8 | 107.0 | 33.1 | 53.4 | 18.0 |
70 | 178.0 | 118.5 | 93.0 | 116.0 | 33.1 | 53.4 | 18.0 |
75 | 190.0 | 129.0 | 100.0 | 125.0 | 44.1 | 63.9 | 18.0 |
80 | 195.0 | 135.0 | 106.4 | 131.0 | 44.1 | 63.9 | 18.0 |
85 | 198.0 | 139.0 | 109.5 | 135.0 | 44.1 | 63.9 | 22.0 |
90 | 205.0 | 145.0 | 115.9 | 142.0 | 44.1 | 63.9 | 22.0 |
95 | 208.0 | 148.0 | 119.1 | 145.0 | 44.1 | 63.9 | 22.0 |
100 | 218.0 | 154.0 | 125.4 | 151.0 | 44.1 | 63.9 | 22.0 |
Pressure Chart

0000
About FBU
• FBU was established in 2007, is specialized in designing, developing, and manufacturing mechanical seals and sealing support system.


Testing Capability
• Secondary dimension image measuring instrument, digital display altimeter, spring power tester, shore hardness tester, plane flat crystal, outer diameter micrometer, inner diameter dial gauge, caliper with table, etc advanced first-class testing equipment is guarantee of product quality and reliability!

Certificate of Approval
• FBU has been audited by LRQA ISO 9001: 2015 certification and all products are manufactured in accordance with international standards ISO, ANSl, DIN, and APl.

FAQ:
• Are you a factory or a trade company?
→ We are a factory with more than 13 years industrial experience.
• Where is your company located?
→ We are located in Suzhou, China.
• Do you have a quality management system?
→ We have been audited by LRQA ISO9001:2015 certification and all products are manufactured
in accordance with international standards ISO, ANSI, DIN and API.
• Which payment terms can you accept?
→ T/T, L/C, D/P, Western Union, PayPal.
• How long is the normal delivery time?
→ Within 7-20days. If have stock, it about 2-3days.
• What 's your shipping ways?
→ By sea, by air and by express (DHL, Fedex, UPS, TNT, EMS etc.)