Injection Blow Molding Machine

BST50

Servo-driven injection blow molding machine, 325 cm³ shot volume and 500 kN injection clamping force, for small bottles and hollow containers.

BST50

Applications

Precision Packaging Applications

Designed for accurate, seamless small-container production across pharmaceutical, cosmetic, food, and household packaging applications.

Cosmetic Bottles

Eyedropper Bottles

IML

Milk Bottles

Pharmaceutical Bottles

Special-Shaped Bottles

Vaccine Bottles

Wide Mouth Jars

Technical Specification

Injection Blow Molding Machine Parameters

Parameter	Unit	BST30	BST50	BST60
INJECTION UNIT
Screw Diameter	mm	40	50	55
Screw L/D Ratio	L/D	24	21	22
Shot Volume	cm³	200	325	430
Injection Capacity (HDPE)	g	163	300	400
Max. Injection Pressure	MPa	175	167	161
Max. Screw Stroke	mm	165	210	220
Screw Speed	rpm	10–225	10–235	10–235
Barrel Heating Power	kW	6	8	13
Heating Zones	qty	3	3	3
INJECTION & BLOWING SYSTEM
Injection Clamping Force	kN	300	500	600
Blow Clamping Force	kN	80	150	152
Mold Platen Opening Stroke	mm	120	120	140
Rotary Table Lifting Height	mm	60	60	75
Max. Platen Size	mm	420 × 300	580 × 390	780 × 390
Min. Mold Thickness	mm	180	240	280
Mold Heating Power	kW	1.2–2.5	2.5	4
EJECTION DEVICE
Ejection Stroke	mm	180	210	220
DRIVING SYSTEM
Servo Motor Power	kW	11.4	20	30
Hydraulic Pressure	MPa	14	14	14
PRODUCT SIZE RANGE
Product Volume	L	0.005–0.8	0.015–0.8	0.015–0.85
Product Height Range	mm	≤180	≤200	≤210
Product Diameter Range	mm	≤100	≤100	≤120