| material | High quality wear-resistant and corrosion-resistant alloy steel |
| Film thickness | 250-500-1000-2000-4000 ( μm ) |
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;