| Outside Dimensions[O.D.] | Ø155.0mm |
| Cooperate Dimensions[C.D.] | Ø145.0mm |
| Inner Dimensions[I.D.] | Ø36.5mm |
| Effect High[H.E.] | 23.5mm |
| Totel High[H.T.] | 35.0mm |
| Frequency[F0] | 38Hz |
| Cone(Exterior) | No Coating |
| Cone(Material): | Paper |
| Cone(Structure) | Loose |
| Cone(Vertical) | Arc |
| Surround(Exterior) | Rubber |
| Surround(Structure) | Single Roll |
| Bonding Way | Under |
★Applicable
We Can
We have the ability to ensure the quality of every process.
R&D capabilities
I have a lathe, CNC, and an audition room. I can verify whether the product is correct or not.
Quality control
We have a mature inspection system, including incoming material inspection, process verification, in-process inspection, pre-production inspection, and outgoing inspection.
Production capabilities
We have 60 automatic paper-making machines, 10 vulcanizing machines, and 40 hot presses. Taking 8 inches as the standard, with all machines in full operation, the monthly production capacity is 5000 pieces.
Trade background
Our factory is located in Guangzhou, China. There are three ports nearby. We mainly export to the European market.
Supplier system
Our suppliers have all been in cooperation for 30 years. They have all gone through the precipitation of history. We advance and retreat together and grasp the important parameters for stable quality.
Environmental protection system
All our products comply with RoHS.
★SEO
| horn | speaker | diaphragm | cone | loudspeaker |
| assembly | subwoofer | broadcast | carbon glass | paper |
| audio | surround | voice | papercone |
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