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High-performance sealing rings, gaskets, dampers, and custom components for industrial applications worldwide.

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Rubber Manufacturing Facility

About AllAboutRubber.com

At Haining Zhengli Rubber & Plastic Factory, we specialize in manufacturing high-quality rubber and plastic products for various industries. With over 30 years of experience and a commitment to excellence, we offer a wide range of services to meet the needs of our global customers.

Our journey began with establishing a materials department in 1999, followed by launching online sales in 2003. We achieved ISO 9001 certification in 2012 and expanded into plastic production in 2016. Today, we continue to innovate and deliver reliable, high-performance rubber solutions.

30+

Years Experience

ISO 9001

Certified

Our Products

We offer a comprehensive range of rubber and plastic components. Below are some of our core product lines, engineered for durability, precision, and performance in demanding environments.

Rubber Gasket

Rubber Gasket

Precision-engineered seals for industrial, automotive, and HVAC applications. Resistant to heat, pressure, and chemical exposure.

  • High-temperature resistance
  • Custom shapes & sizes
  • Nitrile, EPDM, Silicone options
Rubber Damper

Rubber Damper

Vibration isolation components used in machinery, automotive systems, and industrial equipment to reduce noise and wear.

  • Shock absorption
  • Durable natural & synthetic rubber
  • Custom hardness (Shore A)
Rubber Grommet

Rubber Grommet

Protective inserts for wires, cables, and tubes. Prevent abrasion and seal against dust, moisture, and vibration.

  • IP67 sealing available
  • Flame-retardant options
  • Metric & imperial sizes
Rubber Diaphragm

Rubber Diaphragm

Flexible membranes used in pumps, valves, and actuators. Designed for repeated flexing and pressure cycling.

  • Long cycle life
  • FDA-compliant materials
  • Custom thickness & profiles
Rubber Bushing

Rubber Bushing

Load-bearing components that reduce friction and absorb movement in mechanical systems. Ideal for automotive suspensions and industrial joints.

  • High load capacity
  • UV and ozone resistant
  • Metal-rubber bonded
Rubber Extrusion

Rubber Extrusion

Continuous profiles in various cross-sections for sealing, insulation, and protection. Available in EPDM, silicone, neoprene, and more.

  • Custom profiles
  • Cut-to-length or spooled
  • Weather and chemical resistant
Rubber Sheet

Rubber Sheet

High-quality natural and synthetic rubber sheets for gasketing, lining, flooring, and industrial applications.

  • Thickness: 1mm to 50mm
  • Rolls or cut pieces
  • Conductive & anti-static options
Custom Rubber Components

Custom Rubber Components

Fully customized rubber parts designed to your exact specifications. From prototypes to mass production.

  • CAD/CAM design support
  • Molding & machining
  • Small to large volume runs

Our product list is extensive — if you don't see what you need, contact us for a custom solution.

Request Custom Quote

How It Works

From initial inquiry to final delivery, our streamlined process ensures quality, precision, and customer satisfaction.

01

Contact Sales

Reach out via email or phone to discuss your project needs and specifications.

02

Share Needs

Provide drawings, samples, or descriptions. Our team will analyze your requirements.

03

Talk with Engineer

Our experienced engineers will consult with you to finalize design and materials.

04

Get Solution & Quote

Receive a detailed proposal, timeline, and competitive pricing for your approval.

30+

Years in Business

ISO 9001

Quality Certified

100+

Global Clients

10K+

Parts Monthly

Frequently Asked Questions

What materials do you offer for rubber gaskets?

We offer a wide range of materials including Nitrile (NBR), EPDM, Silicone, Neoprene, Viton (FKM), Natural Rubber, and SBR. Material selection depends on temperature, chemical exposure, and application requirements.

Can you manufacture custom rubber parts from a sample?

Yes, we can reverse-engineer parts from physical samples, drawings, or 3D models. Our team will analyze the sample and provide material recommendations and tooling options.

What is your typical lead time for custom orders?

Lead times vary based on complexity and volume. Prototype orders typically take 2–3 weeks. Production runs take 4–6 weeks after tooling approval. Rush services may be available.

Do you offer small quantity orders?

Yes, we support low-volume and prototype orders. We understand the need for testing and validation before full-scale production.

Are your rubber products compliant with international standards?

Yes, our manufacturing processes are ISO 9001 certified. We can provide materials compliant with FDA, ROHS, REACH, and other regulatory standards upon request.

Get in Touch

Ready to discuss your rubber or plastic component needs? Contact us today for expert support and a competitive quote.

Email: neil@zlrhome.com

Phone: +86 18767100351

Address: 20 Jingbian 5th Road, Haining, Zhejiang, China, 314419

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