Company Advantages1. During the design phase of ZORON Machinery single needle sewing machine , a CAD model is created to ensure the proper function of all materials, precision parts and lampshades. 
2. The product is cost-effective. Thanks to the high efficiency of ammonia refrigerant, running the refrigeration equipment can save a lot of energy. 
3. The product is cost-benefit and highly efficient. It features extensive applications in the commercial fishing, meat and poultry, fruit and vegetables industries. 

Product Feature
Using the large vertical rotating hooks.
①  Divided into single needle, double needles, synchronous cog belt plunger pump lubrication system.
②  The machine drive slide on comprehensive performance, low noise, high durability.
③  Especially suitable for car seat cushion, seat belts, air bags, also can be applicable to the tent, parachute and other large equipment, etc.
Product Information
Product name  | 
					4420 heavy duty Triple Transport Feed Leather Sewing Machine for sofa  | 
					Model  | 
					ZL-4420  | 
					Needle  | 
					DY×17  | 
					Presser lift height  | 
					13mm  | 
					Max Sewing Speed  | 
					2000 s.p.m  | 
					Presser foot lift  | 
					8-16 mm  | 
					Dimension   | 
					1200*540*860 MM    | 
Max stitch length  | 
					 9 mm  | 
					Feed Mechanism  | 
					Compound feed  | 
					Characteristic  | 
					Heavy duty compound feed lock stitch sewing machine series & double needles  | 
Product description
Product application
Company Features1. By providing high quality lockstitch sewing machine, Dongguan ZORON Machinery Co., Ltd. insists on long-term development. 
2.  Dongguan ZORON Machinery Co., Ltd. owns competitive and advantageous equipment to manufacture portable sewing machine . 
3.  With professionalism and concentration, Dongguan ZORON Machinery Co., Ltd. is committed to offering superb best sewing machine . Get info! Stressing button sewing machine could be a more effective way to help ZORON Machinery win high comments from customers at home and abroad. Get info!