Can A Center-less Grinder Process Nylon PA-66 Rods?

Sep 29, 2025

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PA-66 rods Recently, a Saudi Arabian energy equipment company contacted the Shanghai ANTISHICNC team. The company designs, builds, and supports the world's most advanced drilling, production, and energy conversion solutions, providing integrated systems and equipment to the global energy industry. They were looking for equipment to grind nylon PA-66 rods with a diameter of 16 mm and a length of 3000 mm. After confirming their processing requirements, accuracy, and production efficiency, they determined that our FX-18S center-less grinding machine would meet their external cylindrical grinding needs.

 

The ANTISHICNC FX-18S center less grinder's spindle is constructed from high-grade Japanese SNCM-21H alloy steel, offering high precision and rigidity. The automatic lubrication circulation system utilizes high-quality spindle oil, which is temperature-controlled in the oil tank and filtered through two oil filters. A pressure controller ensures that the spindle operates at a constant oil pressure, ensuring spindle life and accuracy. The machine's highly rigid structure achieves exceptionally high roundness and finish, and the stringent production process standards ensure long-term precision and stability.

 

The parameter information of FX-18S model is as follows

 

Specifications

UNIT

MODEL: FX-18S

Standard machine processing range (diameter)

mm

Φ 1-60(100 as customized)

Grinding wheel size (OD * width * ID)

mm

Φ455*205*Φ228.6

Adjusting wheel size (OD* width *ID)

mm

Φ255*205*Φ111.2

Grinding wheel speed

RPM

1500

Adjust wheel speed

RPM

0-250

Grinding wheel drive motor

KW

11.5

Adjustment wheel servo motor

KW

3.0

Hydraulic pump drive motor

KW

0.75

Cooling pump drive motor

KW

0.25

Adjustment wheel feed hand wheel

mm

3.5/Turn 0.05/Scale

Adjustment wheel fine adjustment hand wheel

mm

0.1/Turn 0.001/Scale

Table feed hand wheel

mm

9.0/Turn 0.10/Scale

Worktable fine adjustment hand wheel

mm

0.2/Turn 0.001/Scale

Trimming feed wheel

mm

2.0/Turn 0.01/Scale

Adjust wheel tilt angle

Degree

+6°~-5°

Adjust wheel rotation angle

Degree

±6°

Mechanical Dimensions

mm

2350×1960×1550

Packing size

mm

2900×2400×1850

Machine weight

KG

2850

Packing weight

KG

3000

 

The customer's processing requirements were as follows

 

1.The machine needed to grind nylon PA-66 rods to precise dimensions that met the customer's specifications. Because these rods are relatively long and have a small outer diameter, they tend to be somewhat flexible. Our equipment needed to address this issue.

 

2.The ground nylon rods needed to achieve the customer's required surface finish, as these rods would be inserted into GRE pipes, and a smooth surface would prevent any insertion issues.

 

3. The customer wanted to know if our machine could taper one end of the nylon rods. What was the required run time per rod to achieve the finished product? The customer's processing parameters were as follows:

Unfinished Specifications: 16mm Diameter x 3000mm Length

Required Finished Specifications: 15mm Diameter x 1800mm Length

 

Customer work piece diagram

 

FX-18S center
ANTISHICNC FX-18S

ANTISHICNC responded professionally to the above requirements of the customer and finally quoted the FX-18S center-less grinder to the customer, which was recognized by the customer. If you have similar needs, please contact Shanghai ANTISHICNC: cnc@antishicnc.com

We not only have center-less grinders, external cylindrical grinders, internal cylindrical grinders, and universal grinders, but also various other grinders, such as surface grinders, five-axis grinders, thread grinders, vertical grinders and other products. Our technical team will be able to match you with the most suitable technical solution according to your needs.

Keywords: Grinding machine, universal grinder, surface grinder, external cylindrical grinder, internal cylindrical grinder, center-less grinder, vertical grinder, crankshaft grinder, thread grinder, Step Grinding Machine, etc.

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