Drawing for U Cup Ring/ Y RING
EPDM Rubber
properties between natural rubber and synthetic rubber.Do not use
EPDM if continual contact with petroleum
based products is required.Not recommended for usage in food
applications or those that are exposed to aromatic
hydrocarbons.
For color , we can make as customers' requirements .Below table is
the colorful o rings
we made.If you need colored o rings , you can give me pantone number .
Our Factory
Rui Chen Sealing Co., Ltd was built in 2006, now there are more
than 200 staff. The company has two branches in Guangdong
and Jiangxi, They are Dongguan Rui Chen Sealing Co., Ltd. and
Shangrao Rui Chen Sealing Co., Ltd..
In recent years, the company has been supported by ShangRao
municipal government and fully enjoy all the preferential policies
for economic development zone. We will always take "best quality,
best service" as our mission, and make progress together with you,
harmony and mutual win!
Production Progress
Ruichen always meets our customers' requirements. To make sure we
produce high-quality o-rings, our company implements the
following general standards:
1) Raw material incoming inspection standard ASTM D2000 & HG/T
2579-2008 & HG/T 2811-1996
2) Public o-ring dimensional tolerance GB/T 3452.1-2005
3) N-level specification for o-ring appearance quality inspection
GB/T 3452.2-2007
4) Hardness measurement model Micro O-Ring Testing (Type M system)
5) Hardness using standard ASTM D2240 Rubber Standard Test Method
(Shore A)
6) Sampling inspection specification GB/T2828.1-20
Cooperative partner
Ruichen company have cooperated with many superior customers as
below , we have complete system and excellent productivity
to serve for you
FAQ
Q: 1 What kinds of materials can you provide?
A: NBR, EPDM, SILICONE,FKM(FKM),NEOPRENE(CR), HNBR ,NR, IIR, SBR,
ACM, AEM,Fluorosilicone(FVMQ),
FFKM etc.
Q: 2 How to select the raw compound for my application?
A: With years of experience working with a variety of material, we
can help select the material that will best suit your
needs while keeping material costs in mind.
Q: 3 How long can we get the quote?
A: If your information is complete, we will provide the quotation
within 8 hours.
Q: 4 Can you provide samples? Is it free or extra?
A: Yes, we can provide samples for free. Freight can be negotiated.
Q: 5 What is the normal lead time for product orders?
A: If the stock generally takes 3-7 days, mold about 15-18 days, no
mold about 25-30 days, depending on the product
situation.
Q: 6 How to check the quality of the bulk order?
A: We have incoming inspection, control the quality of raw
materials, process inspection,to ensure the quality of the
production process, shipping 100% of the full inspection; automatic
inspection machine full inspection, and according
to customer needs before the mass production of pre-production
samples.
Q: 7 What is your standard packing?
A: Plastic bag for inner packing .carton box for outer packing also
be packed according to customer's requirements.
Q: 8 What's the payment term?
A: We accept T/T 30% deposit and 70% balance against copy of B/L or
L/C at sight, Paypal is also accepted.
