Product Description
About Step Rod Seal
As a two-piece seal set for sealing piston rods, consisting of a PTFE +40% Bronze Profile ring and an O-ring as a pre-stressing element. This single-acting seal element is made of high-grade materials with outstanding sliding and wear resistance properties. It is installed according to ISO 7425/2 standard grooves, using an O-Ring as the energizing element.
| The Index About operating |
| Material |
Operating type |
Lip |
Pressure |
NBR Temperature |
FKM Temperature |
Stroke Speed |
| PTFE+40%Bronze +NBR/FKM |
Reciprocating |
Single |
60Mpa |
-30ºC~100ºC |
-20ºC~200ºC |
10m/s |
| Other Material : PTFE+15%Carbon fiber / PU |
Due to our unique mahcined process, in addition to the above ordinary cross-sections, we can machined seals of any size and material according to customers' customized drawings.
Our Material
| The Detailed Index of PTFE |
| Material |
Color |
Hardness |
Work Temperature |
Density |
Elongation at break |
Tensile StrengthTest |
| / |
/ |
Shore D |
ºC |
g/cm³ |
% |
N/mm² |
| Standard |
/ |
DIN53505 |
/ |
EN ISO 1183 |
DIN53504/53455 |
| Pure Tetrafluoroethylene |
PTFE |
White |
57 |
-200~260
|
2.17 |
300 |
27 |
| PTFE +15%Glass Fiber+5%Molybdenum Disulfide |
PTFE-1 |
Gray |
60 |
2.25 |
200 |
18 |
| PTFE+40%Bronze |
PTFE-2 |
Bronze |
64 |
3 |
280 |
22 |
| PTFE+25%Carbon Fiber |
PTFE-3 |
Black |
65 |
2.1 |
150 |
15 |
| Improved Pure Tetrafluoroethylene |
PTFE-4 |
White |
59 |
2.16 |
360 |
30 |
Company Profile
QingDao Carlock Sealing Technology Co.,Ltd
-------Ultimate Quality Products Provider
As a professional manufacturer of moldless sealing technology, we can provide a complete set of standard and non-standard high-quality sealing products and solutions for various industries.
Our products are ideal for various applications with better raw materials, better processing, higher service life, excellent tensile strength and compression set, and can withstand different pressure media and operating temperatures. Effectively reduce the replacement cycle and maintenance costs. It is widely used in many industries with high quality requirements, such as; Coal mining, oil exploitation, wind power generation, lifting machinery, die-casting equipment, etc.
CNC lathe process breaks through the limitations of traditional molding processes. We can process seals of any size, any form and any material, As a source factory with 20 years of industry experience, we have been a reliable partner for our customers in the global market from design to after-sales.
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