Factory directly 7 Foam Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong

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"Based on domestic market and expand abroad business" is our progress strategy for 19 Inch Speaker Cone , 21"Horn Surround , 19"Horn Surround Repair Kit , We sincerely welcome both foreign and domestic business partners, and hope to work with you in the near future!
Factory directly 7 Foam 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:

Factory directly 7 Foam Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong detail pictures

Factory directly 7 Foam Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong detail pictures

Factory directly 7 Foam Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong detail pictures

Factory directly 7 Foam Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong detail pictures


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We insist on the principle of development of 'High quality, Efficiency, Sincerity and Down-to-earth working approach' to deliver you with great provider of processing for Factory directly 7 Foam Surround - Dustproof-Protective-Rubber cap – Nandi Yanlong , The product will supply to all over the world, such as: Oman, Qatar, Chicago, Now, with the development of internet, and the trend of internationalization, we've got decided to extend business to overseas market. With the propose of bringing more profits to oversea customers by providing directly abroad. So we have changed our mind, from home to abroad, hope to give our customers more profit, and looking forward to more chance to make business.
  • High production efficiency and good product quality, fast delivery and completed after-sale protection, a right choice, a best choice.
    5 Stars By Georgia from Swiss - 2018.06.05 13:10
    Cooperate with you every time is very successful, very happy. Hope that we can have more cooperation!
    5 Stars By Lindsay from Portland - 2018.12.28 15:18
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