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High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong Featured Image
  • High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong
  • High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong
  • High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong
  • High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong
  • High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong
  • High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong

High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong

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High-quality comes 1st; support is foremost; business is cooperation" is our small business philosophy which is regularly observed and pursued by our organization for 20"Speaker Cone , Convex Dust Cap , Speaker Surround Replacement , With a fast development and our customers come from Europe, United States, Africa and all over the world. Welcome to visit our factory and welcome your order, for further inquires please do not hesitate to contact us!
High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong Detail:

微信图片_20230104150735

Material NBR SBR IIR EPDM Foaming
Size 1mm-21mm 1mm-21mm 1mm-21mm 1mm-21mm 3mm-12mm
Hardness 45°-85° 45°-85° 45°-85° 45°-85° 55°-75°
Thicken 0.15mm-10mm 0.15mm-10mm 0.15mm-10mm 0.15mm-10mm 0.15mm-10mm
Shape Round, oval, irregular, etc., accept foreign molds, and support customized molds
Color Black, gray, etc. according to customer requirements
Surface treament Smooth, frosted, undercut, etc. according to customer requirements
Edge design High-pressure strip, texture, reverse concave edge, notch, punching, etc. according to customer requirements

 

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A surround’s quality has enormous impact on the frequency response of a loudspeaker. The shore hardness directly affects the frequency of the speaker. Rubber surrounds also endure a long lifetime, almost 20~30years.

Foam rubber edge has the advantages of long life and not easy aging of ordinary rubber edge, but also has the advantages of light weight and adjustable density of foam material. Now foam rubber edge is widely used in the speaker, is a good comprehensive performance of the speaker edge material.

Foam rubber (also known as cellular, sponge, or expanded rubber) refers to rubber that has been manufactured with a foaming agent to create an air-filled matrix structure. The main physical properties of foam rubber are generalized as being “Lightweight, buoyant, cushioning performance, thermal and acoustic insulation, and impact damping. Foam rubbers are generally made of synthetic rubber, natural latex or polyurethane, is well known for its endurance.

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Our advantages2

Q1: Can you make OEM/ODM or custom order?
Answer 1: We welcome OEM/ODM or customized product list.

Q2: What is the packaging of your products?
Answer 2: The packaging method is based on the cartons uniformly used by the company, and special packaging will be charged separately.

Q3: Can I get samples from you for testing?
Answer 3: Customers are welcome to take samples for testing. Our company supports free samples of existing models. You only need to bear the freight.

Q4: What are the terms of payment?
Answer 4: 30% T/T deposit, 70% T/T balance payment before delivery. If there is special need, it can be negotiated.

Q5: Can I visit your factory?
Answer 5: 1. In the epidemic environment, our company provides remote online factory detection service. Please contact our business. 2. Welcome to visit the company for field inspection. Please make an appointment in advance before the investigation, so as not to delay your schedule.

Product detail pictures:

High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong detail pictures

High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong detail pictures

High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong detail pictures

High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong detail pictures

High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong detail pictures

High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong detail pictures

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Persisting in "High quality, Prompt Delivery, Aggressive Price", now we have established long-term cooperation with consumers from equally overseas and domestically and get new and old clients' large comments for High definition 3Edge Folded Ring - 4″-Speaker rubber surround – Foam rubber edge – Nandi Yanlong , The product will supply to all over the world, such as: Rome, Guinea, Azerbaijan, We are very responsible for all details on our customers order no matter on warranty quality, satisfied prices, quick delivery, on time communication, satisfied packing, easy payment terms, best shipment terms, after sales service etc. We provide one-stop service and best reliability to our every customers. We work hard with our customers, colleagues, workers to make a better future.
    • As a veteran of this industry, we can say that the company can be a leader in the industry, select them is right.
    5 Stars By Clementine from Afghanistan - 2018.07.27 12:26
    We have been engaged in this industry for many years, we appreciate the work attitude and production capacity of the company, this is a reputable and professional manufacturer.
    5 Stars By Florence from Las Vegas - 2018.10.01 14:14
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