Rubber Keychain
it used widely for promotional gifts or adversting projects ,soft touching and customized logo development ,make it become more and more populer for many big brands companies choices
the more important is the cost is not high , but 2d or 3d designs can be developed whatever you like , fashionable colors are all welcome here.Such as custom Embroidery Keychain and 3d Pvc Keychain etc.
the material of rubber keychain will be PVC rubber material or silicone material , both are eco-friendly finish , expecially for silicone material , tasteless and environmental protection.
normally the mold-opening charge of rubber keychain will be cheaper than zinc alloy material ,you can choose one side or both sides embossed or debossed logo , silkscreen logo printing is also welcome here
see below real sample pics which we developed for other customers
Silicone material sample pic :
silicone label artwork :
Every one of my friend you are the best designer, just leave away the regular advertisement,pick up your painting brush ,design whatever you like ,whatever you think about
,balance things ,YYX will finish and show to you perfectly !
Welcome to visit our factory any time !
Rubber Keychains,Custom Rubber Keychain,Customized Rubber Keychain,Rubber Keychain Custom,Custom Keychain Rubber Shenzhen Yiyixing Zipper Manufacture Co.,Ltd , https://www.yyxchina.com
Test for quality control:
1. FLATNESS CHECK
Place the glass lid on a completely smooth table , and put a piece of 1mm thickness iron plate beside the ring the glass lid, then moving the iron gauge along with the circumference of the lid, the glass lid passes the test if the iron plate does not push in
2. HTERMAL SHOCK
Put the glass lid into oven temperature to 200°C, and constant temperature for 30 minutes, remove it immediately into 20°C water , glass no broken or crack
3. IMPACT TEST
Place a lid, domed size up, on a hard surface,
Dropping a 225 grams steel ball from a height of 1.5meter,
No fracture no shatter, to pass
Note : Don't drop the ball near or onto a vent hole /rivet holeÂ
4.SCRATCH TEST (PRESSURE TEST)
Use 120-grit (abrasive paper ) sandpaper to scratch two side and three directions 15 times, then put into room temperature water for 15 minutes, it pass if no breakage and no crack.
5. POLOLARISCOPE CHECK
To test the balance of compressive stress and tensile stress depends on the color what you see.
6. FRAGMENTATION CHECK
Apply tape (adhesive film)on the convex (front) surface of the lid, domed side upward, break it with a hammer broken 5X5cm measuring range , number of particles (fragments) counted should be at least 40,
The purpose of this test is to determine whether the glass has been adequately toughened.
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