|
| Pharmacuetical
Coils-Types of Coils |
Pharmaceutical
coil is available in three types of fiber: cotton, rayon,
and polyester. Each provides distinct advantages and applications.
|
Cotton
coil is composed of 100% bleached, absorbent cotton. It
is selected for its clean, uniform fibers and is designed
to give superior performance in packaging of pharmaceutical
products.
|
Rayon
coil is formulated of 100% rayon fibers providing a uniform
fiber coil.
|
Polyester
coil is a white, odorless, soft, uniformly carded, low moisture,
resilient material.
|
Cotton
fiber |
Rayon
fiber |
Polyester
fiber |
| |
- Man-made
fiber (cellulose)
|
- Man-made
fiber (petroleum)
|
| |
|
- Uniform
fiber length and denier
|
| |
- Easier
with tearing cotton equipment (rayon tends to dull
knives in cutting operation)
|
|
| |
|
- Non-absorbent
- will neither introduce into or extract moisture
from bottle, and moisture regain is .4% under normal
conditions
|
| |
- Most
commonly used in bottling of tablets and capsules
|
- Most
commonly used in bottling of soft-gel capsules
|
| |
|
|
|
|
|