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Mobile Phone Card Pen Metal Powder Injection Molding Parts
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Mobile Phone Card Pen Metal Powder Injection Molding Parts

Stainless steel material, small in appearance, fashionable and simple, can be stored in the wallet and on the key ring, easy to carry. Applicable models: Apple series, Samsung, OPPO, Huawei, Meizu, Xiaomi, and other mobile phones.

Introduction of metal injection molding mobile phone card pen

Metal Injection Molding Headphone Parts

Item

Material

Production Process

Sintering Temperature

Mold

Custom


Headphone Shell

304 stainless steel

Metal Injection Molding

1550℃

To be customized

Yes


Chemical Composition

Chemical Composition:
C :≤0.07
Si:≤1.00
Mn:≤1.00
S :≤0.030
P :≤0.035
Cr:15.50~17.50
Ni:3.00~5.00
Cu:3.00~5.00
Nb:0.15~0.45

Hardness range

Hardness: The heating temperature of solution treatment is generally high, and the hardness is generally around 135HBS.

Available Materials

Low carbon stainless steel, titanium alloy (Ti, TC4), copper alloy, tungsten alloy, cemented carbide, high temperature alloy (718, 713)

Finish

Dimensional Accuracy

Product Density

Appearance Treatment

Appropriate Weight

Roughness 1~5μm

(±0.1%~±0.5%)

95~100%

Mirror Reflection

0.03g~400g)


Other tips for removing SIM cards from Huawei mobile phones

1. Insert the refill of the full needle head without oil into the small hole, and push out the mobile phone card slot.

2. Wipe the thin bamboo stick like a small hole, push out the mobile phone card slot, take out the mobile phone card but be careful not to break the tip into the small hole.

3. Straighten the thin key ring and test whether it can be inserted into the small hole. If it can be inserted into the small hole, you can take out the mobile phone card slot and take out the mobile phone card.


Qinhuangdao Zhongwei Precision Machinery Co., Ltd. is a collection of copper alloy metal injection molding, iron-based metal injection molding, stainless steel-based metal injection molding, aluminum alloy metal injection molding, nickel alloy metal injection molding, cobalt alloy metal injection molding, tungsten alloy metal injection molding A comprehensive high-tech enterprise integrating R&D, production and sales of injection molding, cemented carbide metal injection molding, and powder metallurgy structural parts.


Product Introduction

1. Implementation standards: the company strictly implements ISO9001, ISO14001, IATF16949 certification

Mobile phone single lens ring metal powder injection molding parts passed ROHS, FDA EU certification

2. Product material standards: ISO, GB, ASTM, SAE, EN, DIN, BS, AMS, JIS, ASME, DMS, TOCT, GB

3. Main processes: metal injection molding MIM, powder metallurgy PM, investment casting, die-casting aluminum,

4. Available materials for powder metallurgy:

Copper alloys, iron bases, titanium alloys, stainless steel bases, aluminum alloys, nickel alloys, cobalt alloys, tungsten alloys, cemented carbides, hydroxy alloys, soft magnetic materials and 3D printing can be customized according to customer requirements.


1. The SIM card removal needle is convenient to change the mobile phone SIM card box MicroSIM card, an essential tool for mobile phones.

2. Stainless steel material, small in appearance, fashionable and simple, can be stored in the wallet and on the key ring, easy to carry. Applicable models: Apple series, Samsung, OPPO, Huawei, Meizu, Xiaomi, and other mobile phones. Qinhuangdao Zhongwei Precision Machinery Co., Ltd. is a metal injection molding enterprise specializing in production, research and development, design and manufacturing. The products produced by this company are widely used in machinery, electronics, electrical appliances, toys, clocks, lamps, instruments, handbags, footwear, communication materials, auto parts, craft accessories, office equipment, furniture, daily necessities, metal plastics and sports fitness equipment and other industries. At the beginning of its development, "technology, design" was the core, and it has a group of professional and technical engineering and production technicians, as well as advanced production equipment and testing equipment. The products manufactured are of excellent craftsmanship, beautiful appearance and excellent quality, and the company's products are all over the country.


The company's mobile phone card needle products are of stable quality, abundant supply, reasonable prices, and timely delivery. They are widely welcomed by demand groups in Guangdong and Shenzhen. Products have always been sold in wholesale; retail; direct sales; factory direct sales; physical store sales; online sales. Regular management has given many consumers a convenient channel. Our company treats changes rationally, fully communicates and cooperates sincerely. If you have specific needs, you can communicate and negotiate with our company.


The metal injection molded mobile phone card needle can be arbitrarily designed with patterns and product logos. Zhongwei is a manufacturer of precision mobile phone card needles. "Pursuit" is always our theme. We will strive to achieve better results and strive to be upstream. Our company operates excellent mobile phone card needles with excellent product quality, and also provides multi-faceted services for demand groups. Zhongwei Precision Hardware insists on seeking development with integrity, and has strict requirements on the quality of equipment. It has professional technical personnel responsible for quality control, and is supported by the majority of demand groups.


Card Picking Tips

When the phone is turned off, find the card tray on the upper left side of the phone, and use the card pin to remove the card tray. Insert the card holder vertically into the small hole on the side of the card tray, and press firmly to eject the card tray.


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Step 1: When the phone is turned off, find the card tray on the upper left side of the phone, and use the card pin to remove the card tray.

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Step 2: Insert the card holder vertically into the small hole on the side of the card tray, and press firmly to eject the card tray.

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Step 3: After the card tray pops up, you can take out the SIM card.


Our Service

Pre-sale

Evaluate according to drawings or products, calculate the price, and submit it to the buyer for confirmation

On sale

The production process of all products is supported by the production system and delivered according to the mutually agreed time. (If the size of the drawing needs to be changed in the middle, the buyer is responsible for the inconsistency with the original drawing. If we fail to meet customer requirements during the modification process, a full refund will be given)

After sales

After handing over the product, we will seal all the buyer's molds for safekeeping.

(Problem solving) If there is a second or third revision in the production process, we will reply within 1 hour at the earliest, and we will solve customer problems within 8 hours at the latest depending on the situation of products that need to be evaluated.


Why Choose US?

Our R&D team

Zhongwei Precision Co., Ltd. and Central South University have a R&D team of 10 people. They develop more than 400 products each year, which is more than 68% higher than the same industry, and have obtained more than 20 patent certificates.

Our technical team

Zhongwei Precision has 5 professional engineers in the field of metal injection molding, and 15 technicians responsible for workshop management.

Our philosophy on quality management

1. Focus on the customer
Organizations depend on customers, so organizations should understand customers' current and future needs in order to meet customer requirements and exceed their expectations.
2. Leadership
Organizers unify the purpose, direction and internal environment of the organization and create an environment in which employees can fully participate in the achievement of organizational goals. 80% of quality problems are related to management and 20% are related to employees.
3. Full participation
Employees at all levels are the foundation of the organization's survival and development, and only with their full participation can they bring benefits to the organization. Job responsibilities include all staff (from general manager to grassroots staff).
4. Process Approach
Manage related resources and activities as a process to achieve desired results more efficiently. Flowchart method.
5. A systematic approach to management
Identifying, understanding, and managing a system of interrelated processes against set objectives contributes to the effectiveness and efficiency of an organization. The principle of the hoarding of the wooden bucket.
6. Continuous Improvement
It is an eternal development goal of the organization. PDCA cycle.
7. A fact-based approach to decision-making:
Logical analysis or judgment of data and information is the basis for effective decision-making. Speak with data and facts.
8. Mutually beneficial supplier relationships
Enhance the ability of the organization and its suppliers to create value through mutually beneficial relationships.

Device resources

The company has 10 MIM production lines, CNC and intelligent automated production workshops for production lines, which can guarantee the production of millions of MIM parts per day.

System Certification

ISO9001, ISO14001, IATF16949 certification

PortIt is 200 kilometers away from Tianjin Port, and goods can arrive at the port within 24 hours.


Process After Sintering

1. Heat treatment: annealing, carbonization, tempering, quenching, normalizing, surface tempering

2. Processing equipment: CNC, WEDM, lathe, milling machine, drilling machine, grinder, etc.;

3. Surface treatment: anodizing, powder spraying, chrome plating, painting, sandblasting, nickel plating, galvanizing, blackening, polishing, bluing, etc.


Moulds and Inspection Fixtures

1. Mold service life: usually semi-permanent. (except for lost foam)

2. Mold delivery time: 10-25 days, (according to product structure and product size).

3. Tooling and mold maintenance: Zhongwei is responsible for precision parts.


Quality Control

1. Quality control: the defective rate is less than 0.1%.

2. Samples and trial run will be 100% inspected during production and before shipment, sample inspection for mass production according to ISDO standards or customer requirements.

3. Testing equipment: flaw detection, spectrum analyzer, golden image analyzer, three-coordinate measuring machine, hardness testing equipment, tensile testing machine.


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