China Factory Hydraulic Seal Nitrile Rubber O-Ring Mechanical Seal EPDM FKM HNBR Silicone O-Ring

• Customization: Available
• Material: NBR
• Application: Pumps
• Model NO.: FKM HNBR EPDM NBR silica gel
• Performance: Corrosion
• Shape: O-Ring
• Standard: Standard, Nonstandard
• Model No.: O-Ring
• Rubber Material: FKM/FPM /Fvmq /HNBR /Ffkm/NBR.Ect
• Size Range: As568 & BS1516 & JIS2401
• Feature: Resistant to Heat, Oil, Fatigue, Aging and Fricti
• OEM/ODM: Available. According Your Drawing or Sample.
• Delivery Time: Generally 3-15days
• Sample: Free
• Hardness: From 60 ~ 90 Shore a
• Color: Most Popular Color / Customized Color
• Temperature: -25~350
• MOQ: 10 PCS
• Place of Origin: Hebei, China
• Packaging Details: Plastic Bags +Carton
• Transport Package: Box
• Specification: All sizes
• Trademark: Sannai
• Origin: China
• HS Code: 4016931000
• Production Capacity: 200000pieces/Year
• Package Size: 40.00cm * 40.00cm * 40.00cm
• Package Gross Weight: 1.000kg

Product Description

1. Introduction to Rubber O-ring
The rubber O-ring, characterized by its distinctive O-shaped cross-section, boasts high elasticity and exceptional insulation properties, coupled with an impressively long service life.
Its ease of manufacture, cost-effectiveness, and reliability make it a staple in the machinery manufacturing sector,
as well as in automotive, electrical, medical, and other industries. It plays a vital role in sealing, insulation, cushioning,
and fixing, among other functions. Hence, the rubber O-ring stands as one of the most widely adopted seals in global machinery.
2. Selection of Raw Materials
Rubber O-rings come in various raw materials, each offering distinct properties and price points.
The typical order of material costs is: NBR
Selecting the appropriate material depends on the specific use environment.

Below is a table highlighting the main characteristics of each material. For further inquiries,
feel free to contact us at any time.
 

Rubber	Characteristic	Application
NBR	Oil resistance	Oil tank, lubricating oil tank, mechanical equipment, use environment without special requirements
EPDM	Strong water and steam tightness	Water pump, bathroom, automobile brake system
SIL	Good elasticity, wide temperature range, wide practicability	Electronics, food and medical industry
FKM	High temperature resistance, chemical resistance	Automobile engine, fuel system, mechanical equipment of chemical plant
ACM	High temperature resistance (weaker than FKM)	Automobile engine, fuel system
HNBR	Low temperature resistance	Air conditioning and refrigeration industry
CR	Flame retardancy	Ozone environment, flame retardant products

Custom ColorsAt Sannai Rubber Manufacturing, we offer an array of custom rubber colors including yellow, red, orange, blue, green, gray, purple, brown, white, and more, enhancing the aesthetic appeal of your tailored rubber products.

 

Xingtai Sannai Machinery Parts Co., Ltd. stands as a premier manufacturer specializing in NBR/FKM/EPDM/HNBR/VMQ products. With over 20 years of experience in rubber seals manufacturing, our company employs more than 100 dedicated staff and 15 skilled technicians.

 

Our company thrives on a business philosophy centered around technological innovation and market dominance. We believe in serving our clients with integrity and achieving a win-win relationship while upholding customer-first values and continuous learning. We are committed to providing top-tier rubber product solutions and eagerly anticipate a sincere cooperation that fosters mutual benefit and shared progress.



FAQ

1: Why are more customers choosing Xingtai Sannai Machinery Parts Co., LTD.?
We specialize in the manufacturing and exporting of superior quality seals. Choosing us means choosing peace of mind and confidence.
Our primary focus is on producing a diverse array of seals tailored to the high precision requirements of mechanical components. We offer comprehensive product specifications to facilitate one-stop shopping, saving you time, effort, and worry.
With a team of professional staff and cutting-edge R&D equipment, our research and development capabilities are among the best in the country. We have specialized in producing various types of seals for over 20 years.
We provide comprehensive sealing solutions, offering services from product design to mold development, vulcanization molding, trimming, screening, and packaging, all ensuring quicker turnaround and more consistent quality.
2. Are you a trading company or a manufacturing factory?
We are a professional seal manufacturer with an extensive 20-year history.
3: What is your packing method?
Typically, we pack 50 or 100 pieces in a single bag and group 15 or 30 bags in one carton, adjusting according to customer requirements.
4: Date of Delivery
1-2 days for in-stock goods.
10-15 days for out-of-stock goods with existing molds, and 25-30 days for those without molds.

5: Can you produce based on samples?
Indeed, we have the capability to analyze product samples, develop corresponding molds, and proceed with production.
6: How do you ensure a long-term and positive business relationship with clients?
With unwavering commitment, we pledge to continuously refine our process control, elevate the quality of our products, and diligently work towards reducing operational costs. Our aim is to offer you, our valued customers, competitive pricing and ensure that your interests and benefits are at the forefront of our mission.
We are deeply committed to treating every customer with utmost sincerity and professionalism. Our approach is to build lasting business relationships and genuine friendships, irrespective of the order size. We proudly offer a comprehensive suite of services, providing a one-stop sealed solution to meet all your needs.