Introduction
NINGBO SUNWELL SEALING MATERIALS CO.,LTD is one of the biggest sealing and heat preservation products manufacturers in China. SUNWELL is a professional manufacturer engaged in the research, development, production, sale and service of Metal Gaskets, Non-metallic Gaskets, Braided Packings, Compressed Gasket Sheets, Sealing Equipments, Insulation Products, Hydraulic Sealing products, etc.
SUNWELL is located in Cixi,Ningbo,China. And have convenient transportation access. Dedicated to strict quality control and thoughtful customer service. Our experienced staff members are always available to discuss your requirements and ensure full customer satisfaction. In recent years, our company has introduced a series of advanced equipment, including fully automatic spiraling machine, CNC machines, double jacketed machine, full range of sheeting machines. In addition, we have attained ISO9001:2008 certificate.
Benefits:
> Reduced creep relaxation;
> Chemical resistant;
> Cost saving;
> Tighter seal.
Modified PTFE gaskets improved performance over conventional PTFE, Reduced product loss and emissions. Excellent bolt torque retention, unique manufacturing process minimizes cold flow problems typical of skived and expanded PTFE Sheets. Withstands a wide range of chemicals for extended service life in a wide variety of applications.
Supplied Sizes:
60'' x 60'' , 70'' x 70'', etc
Thickness: 1/16'', 1/8'', etc |
Specification:
| SUNWELL Code |
MF4350
(SUNFLON 522) |
MF4354
(SUNFLON 500) |
MF4351
(SUNFLON 533) |
MF4353 |
| Color |
Fawn |
Blue |
Off-white |
Black |
| Photos |
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| Composition |
PTFE with silica |
PTFE with glass microspheres |
PTFE with barium sulfate |
PTFE with graphite |
Temperature
Minimum
Cont. max. |
-268 oC
+260 oC |
-268 oC
+260 oC |
-268 oC
+260 oC |
-268 oC
+260 oC |
| Pressure bar |
75 |
55 |
55 |
75 |
| Sealability cm3/s (GB/T9129-2003) |
< 1 x 10-3 |
< 1 x 10-3 |
< 1 x 10-3 |
< 1 x 10-3 |
| Creep Relaxation % ASTM F38 |
20 |
35 |
18 |
35 |
| Compressibility Range % ASTM F36-99 |
10~15 |
25~40 |
5~12 |
7~19 |
| Recovery % ASTM F36-99 |
> 21 |
>25 |
>35 |
>35 |
| Tensile Strength N/mm2 ASTMF 152-95 |
13 |
12 |
11 |
11 |
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| >More informations, please click the "PDF" download or contact with us. |
Audited Supplier 
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