240gm Trip Force 3 Contact Domes Membrane Keyboard With ROHS Compliant
Features
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Construction:
- Made of layers of flexible plastic, with printed circuits sandwiched between them.
- The key presses are registered when the top layer is pressed down onto the bottom layer, completing the circuit.
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Design:
- Generally, they have a flat surface, which can make them easier to clean.
- Often come in compact designs, making them portable.
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Key Feel:
- Typically provide a softer and quieter typing experience compared to mechanical keyboards.
- Lacks the tactile feedback that many typists prefer.
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Cost:
- Generally less expensive than mechanical keyboards, making them a popular choice for budget-conscious users.
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Durability:
- Usually have a shorter lifespan compared to mechanical switches, which can last for millions of key presses.
Pros and Cons
Pros:
- Quiet operation
- Lightweight and portable
- Cost-effective
Cons:
- Less tactile feedback
- May feel less durable
- Can be less responsive for gaming or heavy typing
Common membrane keypad structure choose :
Other photo show :
Mechanical Properties :
1, reliability, service life: > 1 million times
2, closed displacement: 0.1 ~ 0.4mm (no touch-type) 0.4 ~ 1.0mm
3, health standard for power: 280g Power
4,Silvermigration: In 55 ℃, humidity 90%, 56 hours later, the second-line between the 10MΩ/50VDC
5, Silver online no oxidation, no impurities
6, Silver width
≥ 0.3mm, the smallest interval of 0.3mm, line edges <1 / 3,
the line gap of <1 / 4 width
7, pin spacing standard 1.00mm
8, lead anti-curvature, 10mm steel rod line pressure roller 80 constantly.
FAQ:
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 50% as deposit, and 50% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. How about your delivery time?
A: Generally, it will take 10 to 15 days after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and
the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
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