
Nitrile Rubber Bellows
1. Excellent Oil-proof: Excellent oil resistance ranks only second to polysulfide rubber, acrylate and FKM
2. High tensile strength and wear resistance.
3. Good Heat Resistance: Working Temperature ranging -35℃-110℃. (Short-period working: 120℃)
4. Good air tightness
5. Strong Adhesion
Nitrile Rubber Bellows, also known as Buna n Rubber Bellows & Nitrile NBR Bellows, it is mainly used to connect the moving parts of the cover or expansion joint, to protect the internal parts from oil, dust, water, grease, acid, bleach and other damage, so it is also known as the protective cover, expansion joint Bellows.Nitrile rubber bellows can be produced by silicone rubber compression molding, extrusion molding or rubber injection molding.

Nitrile Rubber Bellows Advantages:
1. Excellent Oil-proof: Excellent oil resistance ranks only second to polysulfide rubber, acrylate and FKM
2. High tensile strength and wear resistance.
3. Good Heat Resistance: Working Temperature ranging -35℃-110℃. (Short-period working: 120℃)
4. Good air tightness
5. Strong Adhesion
Nitrile Rubber Bellows Disadvantages:
1. Poor ozone resistance, against storage
2. Poor electrical property
3. No resistance to aromatic solvents, halogenated hydrocarbon solvents and ketones & esters solvents
4. Low elasticity

Nitrile Rubber Bellows Main Struction and Shape

Straight Convolution Nitrile Rubber Bellows

Tapered Nitrile Rubber Bellows

Metal + Nitrile Rubber Overmolded Bellows

Nitrile Rubber Bellows with Clamp & Locks

Rubber Bellows Main Materials
| Material | Abbreviation | Temperature Range | Aging Weathering Ozone | Resistance to Oil & Grease | Water Swell Resistance | Flex-Fatigue | Economy of Material | Material Notes |
Chloroprene (Neoprene) | CR | -40F to 250F | Good | Good | Average | Very Good | Good | exposure to refrigerants,can be compounded for FDA applications |
| Nitrile | NBR | -22F to 212F | Poor | Very Good | Good | Good | Very Good | Automotive Applications, Good Oil Proof |
| Ethylence-Propylene | EPDM,EPM | -60F to 300F | Very Good | Poor | Very Good | Good | Very Good | Outside Applications, Good Weather Proof |
| Silicone | VMQ | -75F to 450F | Very Good | Average | Very Good | Very Good | Average | Medical Applications |
| Fluo Rubber | FKM | 5F to 390F | Very Good | Very Good | Good | Average | Poor | Rubber King, Widely Applications |
FAQ
Q: Are you a trading company or a manufacturer?
A: We are A professional manufacturer of silica gel products, located in Xiamen, Fujian, China, with A history of more than 15 years.We can customize the silicone mold for customers, and take the processing production.
Q: What is your lead time?
It usually takes 7 to 15 days.The specific delivery time depends on the quantity you ordered, whether you need to make the mold or not.
Do you provide samples?Is it free?
A: Yes, we can provide samples for free. The customer only needs to pay the express fee.
Q: Can you make it according to the sample?
A: Yes, we can produce according to the samples or technical drawings you provide.
Q: Is it possible to print the logo on the product?
A: Yes, we can print your LOGO, the color and size can be according to your requirements.
Q: what materials do you have for bellows?
Answer :NBR, FKM, EPDM, Silica gel, CR, PU,ACM, AEM, etc.
Q: How do you ensure the quality of your products?
A: 1. We have A stable supplier of certified and stable raw materials.
2. The factory has passed ISO9001 international quality system certification, and has complete production and testing equipment.100% inspection before shipment.
Q: Do you take small trial orders?
A: Yes, we can accept A small trial order.
Q: What are your terms of payment?
T/T, Western Union, L/C at sight, etc.
Q: What are your packing terms?
Plastic bags + cartons, sea transport can be pallets.
Q: What are your terms of delivery?
A: EXW, FOB, CFR, CIF.
Q: How about the price?
A: We offer you high quality products at reasonable prices.
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