MECHANICAL SEAL
Excellent positioning performance is achieved by using PU with anti-hardening MDI material. It can improve sealing performance and simplify installation. Typical medium-sized standard hydraulic design, in specific working conditions, it has more cost-effectiveness than PTFE. Please contact us for specific application details.
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 |
Cast Polyurethane |
G-PU |
Red |
A95±2 |
-30~110 |
1.2 |
≥280 |
≥11 |
25 |
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?
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Q4: What are your modes of transportation?
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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.