Polyester Pack

Polyester Pack

In Other Languages

Chinese

聚酸酯组

Japanese

中級エステル

General Information

Type

Upgrade material

Tier

3

The Polyester Pack is an upgrade material in Arknights.

Item description

A pack of polyester used in industrial production. Can be used for a variety of upgrades and for production in the Factory.

After a series of processes, it meets the standards and general needs of most products on the market. It can also be used to process some special materials.

Usage

The third of Ester-type upgrade materials, these polymers derived from Polyester comes in greater quantities and have many uses, which includes Operator advanced skill upgrades and Specialization training, and the Elite 2 promotion of 4★ and 5★ Operators.

How to obtain

Store

• Up to 15 Polyester Packs can be purchased at the second tier of the Distinctions Store for 30 each.
• Two Polyester Packs are available at the Headhunting Parametric Model Store for 35 .

Regular drops

For the sake of convenience, only operations which have been released in the Global server are listed in the table below.

Operation	Sanity	Drop rate	Sanity per drop
2-6	12	Rare (~36%)	~33
3-8	18	Rare (~39%)	~46
5-3	18	Uncommon (~48%)	~37
6-4	18	Rare (~38%)	~47
7-4	18	Uncommon (~55%)	~33
9-7	18	Rare	?
12-18	21	Rare	?
13-12	21	Rare	?
14-9	24	Uncommon	?
14-20	24	Uncommon	?
SW-EV-5	18	Uncommon	?
SV-5	15	Rare	?
MN-7	18	Common	?
BH-7	15	Rare	?
WR-9	18	Common	?
WD-6	18	Uncommon	?
BI-7	18	Common	?
TB-7	18	Uncommon	?
DV-6	21	Common	?
BW-7	21	Uncommon	?
DC-7	21	Uncommon	?
RS-6	21	Common	?
CR-6	21	Common	?
DT-6	21	Common	?

Workshop

Product	Material	LMD	Morale	Requires
1	4	200	2	Level 2 Workshop

See also

• Ester – T1 counterpart
• Polyester – T2 counterpart
• Polyester Lump – T4 counterpart