Product Details

Basic Info
• Model NO.: ZG-RING
• Application: Machinery, Industrial Component, Electronic Product, Vehicle, Household Appliance
• Cross-Section Shape: Rectangle Ring
• Color: Any
• Hardness: 30-95shore a
• Specification: AS568/BS1516/C92
• HS Code: 40169310
• Material: Nitrile Rubber
• Effect: Wellendichtring
• Storage Life: 20 Years
• Size: Any
• Trademark: ZG
• Origin: Zhejiang, China
Product Description

Back up RingBasic Info :
1. All raw-material purchased from: DuPont (US) /  Dow Corning (Germany) / Bayer (Germany) / KRAIBURG / 3M , products hardness can made from 30Shore A to 95Shore A.
2. Had own mold department more than 20000 size mold , Inner diameter from 0.05mm to 1.2m, C/S from 0.5mm to 20mmcan be a molding for one time shape, biggest ID can made over 6m , C/S over 30m
3. Viton materia withstand high and low temperatures from -70° To 220°
4.Applied industry:   chemical industry, petroleum Industry, medical technique, food industry, sewage-disposal industry, steel industry, and so on.
5. Applied equipment :  Mechanical sealing, pressure vessel, gas compressor, reaction vessel, heat exchanger, boiler, filter and so on.
6.Main advantage: First, excellent anti-chemical character. It almost applies to all mediums.
                              Second, temperature range is very wide. (Around -70° C to 220° C)
                              Third, anti-compressibility function is very good.
                              Four , Oil proof, Alkali resistance, good elastic and long lifespan
7.Operation conditions: Pressure: <=50MPa
8.In house tool making and free of tooling charge for standard rubber ring, the mold line can be 45° and 180°.
9. Factory authentication by TS16949 and products pass : Wras/ KTW-W270/ Warremark/ LFGB / RoHs / Reach / FDA certificate



Material requirements

Material grade

Material name

NBR(N)

HNBR(H)

EPDM(E)

VMQ(S)

CR(C)

FKM(V)

AFLAS(L)

FVMQ(F)

FFKM(K)

PTFE(F)

PU(U)

NR(R)

ACR(A)

Resistance to ozone

×

Resistance to outdoor

×

Heat resistance

120ºC

150ºC

150ºC

220ºC

120ºC

200ºC

175ºC

175ºC

320ºC

280ºC

90ºC

90ºC

150ºC

Resistance to chemicals

×

×

Anti-oil

×

×

Sealing water

Cold-resistant

-40ºC

-40ºC

-50ºC

-70ºC

-40ºC

-20ºC

-30ºC

-60ºC

-20ºC

-100ºC

-40ºC

-60ºC

-25ºC

Wear resistance

×

×

Resistance to deformation

×

×

Acid-proof

×

×

Alkali-proof

×

×

Tensile strength

×

×

Resistance to water vapor

×

×

×

Fire-Resistant

×

×

×

×

×

×

×

Storage and stability (Y=)

5-10Y

5-10Y

5-10Y

ABT20Y

5-10Y

ABT20Y

ABT20Y

ABT20Y

ABT20Y

ABT20Y

ABT20Y

3-5Y

ABT20Y