website:www.hm-industry.comStrict quality control procedures are as following:
a.All drawings and samples will be reviewed by engineering staff before sending to the factories
b.Our Engineers evaluate all qualified factory
c.All raw material and components fully inspected before production.
d.Production inspection performed each stage, including on site measurement report and gauges;
e.Finished products to be strictly checked according to standards.
f.A final inspection is done before packing and delivery
| PROCESS | MATERIAL |
| Lost Foam Casting | Ductile iron GGG 40 to GGG 80 / Grey Iron
Carbon steel 1025 to 1045
ASTM 60-40-18 / 65-45-12 / 80-55-06 / 100-70-03
Austempering ductile iron
Heat resistant steel / Wear resistant steel |
| Sand Casting | Green Sand | Grey Iron, Ductile Iron, Malleable Iron, Stainless Steel, Carbon, Steel, Aluminium, Brass, Bronze |
| Furan Resin Sand |
| Cold Harden Resin Sand |
| Investment Casting | Sodium Silicone
(Water glass) | Stainless Steel, Carbon Steel, Special Alloy Steel Bronze, Brass, Aluminum |
| Silica Sol |
| Forging | Hammer Forging | Stainless Steel, Carbon Steel, Alloy Streel, Brass, Aluminum |
| Die Forging |
| Roll Forging |
| Die Casting | High Pressure Die Casting | Aluminum, Zinc |
| | Low Pressure Die Casting |
| | Gravity Pressure Die Casting |
| Surface Finish | Shot blast, chromate plating, power coated and anodizing |
| Machining | Lathe, planer, drilling machine, tapping machine, line cutting, milling machine, CNC machining center. |
| Inspection | Test equipment: Optical Spectrum Analyzer, CMM, Hardness test equipment, Tensile test machine. |
Hardmaxx Indusry Co., Ltd. Was established in Nanjing, China in 2013 as a manufacturer and exporter for personal protective equipment.
We work closely with our sub-suppliers and plants to provide excellent product design, quality control, packaging design and support to our customers. Our goal is to enhance worker safety, improve productivity, and create confidence on the job and in the market place.
Leveraging our strong sourcing network in China, we are a competent and reliable business partner for overseas customers in merchandise procurement as well as product development, production control, quality control and project management.
We continuously improve our knowledge base, skills and sourcing network to meet the stringent requirements of our customers. With our expert team of professional engineers, project designers, and experienced quality inspectors, we are able to meet our customer's needs by providing on-time and problem-free production and delivery.
We welcome our customer's OEM projects and have already successfully developed many OEM products for our European, American and Asian customers.
We also understand the importance of customer service. We have the staff and infrastructure to serve our customers promptly and efficiently.
We are committed to satisfying your needs and requirements and to providing you with value-added service at the lowest possible cost.
