2022 Latest Design 16 Rubber Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong

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With this motto in mind, we've got develop into amongst one of the most technologically innovative, cost-efficient, and price-competitive manufacturers for 6"Passive Radiator , 4"Foam Surround , 6"Horn Surround , We give priority to quality and customer satisfaction and for this we follow stringent quality control measures. We have in-house testing facilities where our products are tested on every aspect at different processing stages. Owning to latest technologies, we facilitate our customers with customized production facility.
2022 Latest Design 16 Rubber Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong Detail:

Waterproof, dustproof, durable,  multiple shapes optional(Concave type,Convex type,etc)

Application Horn unit, especially bass or subwoofer unit
Material Paper, cloth, non-woven cloth, metal film
Hardness 40~85°
Thickness Accept customized
Shape Round, Oval, Rectangle,concave,convex,Accept foreign molds ,Support customize molds
Color As requested by clients
Feature Anti-aging, Waterproof, Durable, Pliable
Certification ISO9001,IATF16949,ISO14001
Capacity 40000pcs/month

The dust cap is used in the daily use of the woofer unit.

1.Dust cap prevent dust particles from falling into the voice coil,

2.Design of dust caps do affect the voice coil,thus cause abnormal pronunciation of the horn unit.

3.Design of dust caps do affect the pronunciation effect of the horn.For example, the material of the dust cap of the horn is mostly paper, cloth, non-woven cloth and metal film, which can reinforce the drum paper.

DIAMφa Minor DIAMφb Height Thickness
φa≤90 ±0.2 φb≤150 ±0.2 H≤12 ±0.2 Mylar 0.05/0.075/0.10/0.125/0.188
90<φa≤150 ±0.3 φb>150 ±0.3 12<φA≤16 ±0.3 PP 0.25/0.30/0.35/0.40/0.45/0.50
φa>150 ±0.4   H>16 ±0.4 Paper Show as measure

Payment method: Pay 30% for deposit,70% before shippment.

Accept US dollars, RMB, if other currencies, please consult before paying.

Term:EXW/FOB/CIF/CFR/DDP

Port: Shen Zhen/Guang Zhou/Ning Bo/Shang Hai

Production Lead Time: 1-1k, 2 days;1k-10k, 7days;above 10k,negotiated.

Package:Export Standard Unified Carton Packaging.

Small quantity is usually shipped by courier.

Bulk quantity ship by air , by sea,by railway

Special service: help find low freight and freight counter-offer

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To create extra value for customers is our enterprise philosophy; buyer growing is our working chase for Wholesale Rubber surrounds, Rubber products, Cone paper used on all kinds of speakers. President of our company, with whole staff, welcomes all buyers to visit our company and inspect. Let us cooperate hand in hand to make a good future.

Our growth depends on the superior equipment, exceptional talents and continuously strengthened technology forces for Wholesale products which will supply to all over the world. Upon today, we have customers from all over the world. The mission of our company is to provide the highest quality products with best price. We are looking forward to doing business with you!


Product detail pictures:

2022 Latest Design 16 Rubber Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong detail pictures

2022 Latest Design 16 Rubber Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong detail pictures

2022 Latest Design 16 Rubber Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong detail pictures

2022 Latest Design 16 Rubber Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong detail pictures


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We generally continually give you quite possibly the most conscientious shopper company, and the widest variety of designs and styles with finest materials. These endeavours include the availability of customized designs with speed and dispatch for 2022 Latest Design 16 Rubber Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong , The product will supply to all over the world, such as: Islamabad, Florida, Kuwait, By adhering to the principle of "human oriented, winning by quality", our company sincerely welcomes merchants from at home and abroad to visit us, talk business with us and jointly create a brilliant future.
  • The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Gemma from Croatia - 2017.05.21 12:31
    Reasonable price, good attitude of consultation, finally we achieve a win-win situation,a happy cooperation!
    5 Stars By Kristin from Ecuador - 2018.10.31 10:02
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