Xiamen Better Silicone Rubber Co., Ltd

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Xiamen Better Silicone Rubber Co,.Ltd
Contact person:
Candice Wu
Email: sales@better-silicone.com
◆Office-86-592-5616002
◆Tel--86-
18159020626
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Buna n Flexible Bellows

Buna n Flexible Bellow, also known as Nitrile Rubber Flexible Bellows & NBR Flexible Bellows are mainly used as a cover or expansion joint for connecting moving parts and protect inner components against oil, dust, water, grease, acids, bleaches, etc, also called protective cover and expansion joint bellows.

  • SRB-09
  • Better
  • 3924100000
Quantity:

Buna n Flexible Bellows

Buna n Flexible Bellow, also known as Nitrile Rubber Flexible Bellows & NBR Flexible Bellows are mainly used as a cover or expansion joint for connecting moving parts and protect  inner components against oil, dust, water, grease, acids, bleaches, etc, also called protective cover and expansion joint bellows.

Buna n  Flexible  Bellows  are produced by silicone rubber compression molding, extrusion moulding or rubber injection moulding.
Buna n Flexible Bellows
Buna n Flexible  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 -35oC-110oC. (Short-period working: 120oC)
4. Good air tightness
5. Strong Adhesion

Buna n  Flexible  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
Buna n Rubber Flexible Bellows
Buna n  Flexible  Bellows Main Struction and Shape
Buna n Nitrile Flexible Bellows
Straight Convolution Buna n 
Flexible  Bellows
Straight Buna n Flexible Bellows
Tapered Buna n 
Flexible  Bellows
Buna n Nitrile Flexible Bellows
Metal + Buna n 
Flexible  Overmolded  Bellows
Buna Flexible Expansion Bellows
Buna n  Flexible  Bellows with Clamp & Locks
Buna NBR Flexible Bellows
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

Contacts with us

  86-18159020626
  86-592-5616002
Do you have 3D drawing or sample? so that we can estimate the price for you.You can contact me at my e-mail address:
  sales@better-silicone.com
 7F7B09, Harmony Square, No.2 Huli Avenue, Huli District, Xiamen , China.(office)
 2F, No. 165, Tong'an Park, Industry cluster zone, Tong'an District, Xiamen, China (factory)
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