1. Start the heating furnace: 1. Preparatory work before ignitionDifferences in vacuum heat treatment between aerospace blanks and parts (1) Wear labor protection supplies, and bring cotton yarn and adjustable wrench for backup.Step shaft vacuum quenching heat treatment (2) Check the connection points of each part of the gas supply pipeline to ensure that the screws of each part are fully tightened, each gate switch is agile, and the gas supply valve should be in an open state. High speed steel vacuum heat treatment (3) The level gauge should be clean, complete and clear. (4) The safety valve must be intact and sensitive within the validity period, and the set pressure is 0.1MPa. (5) Check the pressure gauge to ensure that the display is sensitive and accurate within the validity period.
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Leading Coating
Aug 02, 2022
How does the heating furnace work?
How does the heating furnace work?
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Your iPhone is more than just a device—it’s an investment, and protecting it is essential to ensure its longevity. With a wide range of back covers available, choosing the right one can be overwhelming. This guide will help you select the perfect iPhone back cover that combines protection and style.
1. Prioritize Protection for Everyday Use
When selecting an iPhone back cover, durability should be your top priority. Look for covers made of shockproof materials like silicone or TPU that can withstand accidental drops. Hard polycarbonate cases are also a great option for safeguarding against scratches and dents, ensuring your phone remains in top-notch condition.
For instance, if you own an iPhone 7 Plus, choose a back cover that offers edge-to-edge protection while being lightweight for daily use. This ensures your phone is protected without adding unnecessary bulk.
Also Read: Silicone Is the Most Suitable Material for iPhone 15 Pro Max Protection
2. Focus on Fit and Accessibility
A snug fit is essential when buying a back cover. Make sure the cover is specifically designed for your phone model, such as an iPhone 6s Plus back cover. The ideal cover should align perfectly with the camera, ports, and buttons for seamless access without compromising functionality.
3. Choose a Style That Matches Your Personality
While protection is key, don’t overlook the aesthetics. Back covers come in a variety of designs, from sleek, minimalistic finishes to vibrant, eye-catching patterns. Pick one that reflects your style while maintaining premium protection.
Also Read: Is It Important to Invest in Premium iPhone 13 Back Covers?
4. Check for Added Features
Some covers come with additional perks, like built-in stands, card holders, or even waterproofing. Decide on the features you need based on your lifestyle.
Investing in the right back cover doesn’t just protect your iPhone—it enhances your experience. Whether you’re looking for an iPhone 7 Plus back cover or an iPhone 6s Plus back cover, brands like Sirphire offer reliable and stylish options to suit your needs. Choose wisely, and enjoy peace of mind knowing your iPhone is safe every day!
Also Read: Few steps in Choosing the right iPhone 14 Back Cover for your phone’s protection