MECHANICAL SEAL
As a squeeze seal with a symmetrical profile for rod applications. The rectangular shape of its cross section ensures stability in the gland. Pu provides high wear resistance and the O-ring energizer functions as a spring to maintain sealing contact under low pressure or vacuum applications. a additional stabilization lip offer good back pumping ability.
The Detailed Index of PU Material |
Material |
Color |
Hardness |
Work Temperature |
Density |
Elongation at break |
Elastic Modulus |
Wear & Tear |
/ |
/ |
Shore A |
ºC |
g/cm³ |
% |
N/mm³ |
mm³ |
Standard |
/ |
DIN53505 |
/ |
EN ISO 1183 |
DIN53504/53455 |
DIN53504 |
DIN ISO4649 |
Polyurethane |
PU |
Green |
A95±2 |
-30~110 |
1.2 |
≥450 |
12 |
18 |
High temperature hydrolyzable polyurethane |
HPU |
Red |
A95±2 |
-20~110 |
1.2 |
≥330 |
≥13 |
17 |
Low temperature resistant polyurethane |
T-PU |
Blue |
A95±2 |
-50~110 |
1.17 |
≥450 |
≥12 |
15 |
Self-lubricating polyurethane |
S-PU |
Gray-Black |
A95±2 |
-20~110 |
1.23 |
400 |
17 |
21 |
Ultra-high hardness polyurethane |
X-PU |
Dark Green |
A97±2 |
-30~110 |
1.21 |
400 |
21 |
18 |
Ultra-high hardness High temperature hydrolyzable polyurethane |
XH-PU |
Dark Red |
A97±2 |
-20~110 |
1.22 |
350 |
25 |
20 |
Ultra-high hardness Self-lubricating polyurethane |
XS-PU |
Gray-Black |
A97±2 |
-20~110 |
1.25 |
350 |
25 |
29 |










Q1: Are you a factory or a trader?
A: We are a manufacturer integrating industry and trade. Welcome to visit our company.
Q2: Can I add my LOGO to the product?
A: We support on-demand customization, including LOGO customization, color customization, appearance size customization, etc.
Q3: What payment methods do you support?
A: We support T/T, Western Union, PayPal, cash, etc. The details can be negotiated.
Q4: What are your modes of transportation?
A: We usually choose the appropriate mode of transportation (sea, air, land) according to the conditions of the goods, or we can choose the mode of transportation according to your requirements.
Q5: How can I get an accurate quotation?
A: You can first send your specific demand information and product pictures, and we will customize a solution for you according to your needs and inform you of the specific price.