 Contact: +0086-13357192103
You are here: Home » Support » FAQ » About Sandblasting » Equipment Selection Guide » Sandblasting Machine Troubles & Remedies

Support

Sandblasting Machine Troubles & Remedies

With the wide application of the sandblasting machine, operators may happen to some breakdowns during the using that trouble them a lot. The blasting machine will not be continuely used if the problems are not solved in time. Let's take a look at the common breakdowns and remedies.


Trouble 1: No air and no abrasives come in.

Causes

1)The compressed air is off.

2)Too low pressure in the regulator valve

3)Fault or break with the foot pedal switch

4)Block of the abrasive valve or blasting nozzle

5)The safe air line is cut off.

6)The main pressure regulating valve is broken.

7)The controlled valve is broken


Remedies

1)Open the compressed air.

2)Adjust the pressure over 0.5mpa

3)Adjust or replace a foot pedal switch

4)Clean the nozzle, abrasive valve or re-install them.

5)Check the valve in the safe airline.

6)Check main pressure regulating valve of the blaster

7)Check the controlled valve of the blaster.


Trouble 2: Good abrasives enter into the dust collector.

Cause: The abrasive media is too fine

Remedy: Use heavy abrasives.


Touble 3: Blurred vision during blasting.

Causes:

1)The dust collector gets old and block.  

2) Abrasives mixed with much dust 

3)Too high compressed air pressure.

Remedies

1)Clean or replace the dust collector 

2)Change new abrasives 

3)Turn down the pressure as recommended.


You Can Contact Us for

*Have a visit of our factory
*Get contact information of our local customers
*Equipment selection and technical consultation
*Customized sandblasting or mass finishing systems
*Free sample testing and solution evaluation
*Pricing, lead time, and delivery information
*After-sales support or distributor cooperation

Kafan aims to respond quickly with practical, experienced, engineering-based guidance, helping you achieve high level finishing quality and profitable productions.
Contact Us

Link

Surface finishing equipment, supplies, technology, one-stop solution, Kafan-your surface treatment expert​. 

Contact Us

Hotline: +86-13357192103
Whatsapp: +86-13357192103
Fax: +86-571-85335615
Add: Building 34. No 536. Shunfeng Road, Tangqi Town, Yuhang Distrct,Hangzhou, China.

Products

Get Application Videos of Kafan Products

Videos including customer feedbacks, sample testing, machine working and company overviews, we are glod to send you via Whatsapp or Wechat.
Copyright © Hangzhou Kafan Machinery & Equipment Co., Ltd  2026 All Rights Reserved.