Hardness

(Shore A)

NBR(Buna, Nitrile)

FKM(FPM)

EPDM 

Silicone(VMQ)

HNBR 

FFKM(FFKM, Kalrez)

60~90 

70~90 

60~90 

40~70 

60~90 

70~90 

-40℃-110℃

-20℃-220℃

-45℃-150℃

-55℃-204℃

-48℃-180℃

-18℃-326℃

AS-568(USA) o ring nbr

JIS-B2401(Japan)

DIN-3771(Germany)

BS-1516(UK)

ISO3601(International)

R(France)

ID≤2000mm

CS≤40mm

Hydraulic Fluid

Engine Oil

Chemical

Ozone & UV

Steam & Hot Water

Low Temperature

High Temperature

Black

Brown

Red

Green

White

Blue

Clear

Customized

ISO9001

1SO14001

TS16949

RoHS

REACH

Auto Industry

Construction Machinery

Machine Tool Equipment

Food Health

Water Treatment

Chemical Processing

Hydraulic Pneumatic

Industrial Manufacturing

Q 1. What's the payment term?

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A: We accept T/T 30% deposit and 70% balance against copy of B/L or L/C at sight, West Union,VISA,Paypal is also accepted.

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

Q 2. What is the normal lead time for product orders?

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

A: Generally it is 1-2 days if the goods are in stock. or it is 5-10 days if the goods are not in stock, it is according to quantity.

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

Q 3. What is your standard packing?

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

A: All the goods will be packed by carton box and loaded with pallets. Special packing method can be accepted when needed.

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

Q 4. Could you please tell us the month capacity of your products ?

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

A: It depends on which model, we produce more than 2500 tons rubber materials per month.

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

Q 5. what kind of certificates you have ?

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

A1: We have been ISO9001:2008 and ISO14001:2004 certified by SGS since 2015.

A2: We have various rubber compounds approved, NSF, ROHS and REACH.

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Q6: How to check the quality of the bulk order?

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

A1: We provide preproduction samples before mass production for all customers if needed.

A2: We accept third party inspection such as SGS, TUV, INTERTEK, BV, etc.

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

Q 7: Do you use any international standards for the rubber products?

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

A: Yes, we mainly use ASTM D2000 standard to define the quality of the rubber materials, tolerances as per ISO3302, ISO2768, etc.

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

Q8: What materials are available to produce from your side?

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

A: NBR, EPDM, SILICONE, FPM(FKM), NEOPRENE(CR), NR, IIR, SBR, ACM, AEM, Fluorosilicone(FVMQ), FFKM, Liquid Silicone, Sponge, etc.

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

Q9: Does NUOANKE Rubber provide maintenance on tooling?

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

A: Maihua Rubber maintains all tooling and will replace as needed.

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

Q10: How many empolyees you have?

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

A:We have 165 empolyees at time of December 2016.

nbr o ring black o ring rubber o-rings o ring nbr 70 oil resitance o ring 70 shore nbr o ring nbr o-ring black nbr o ring 

If you have any other question, please contact us as below:

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