BLTZ Bearings | Shanghai Leiyan
Precision manufacturing facility
01
Direct Factory · Precision Engineering

BLTZ bearings.
Factory direct. Ready
for your market.

Linear bearings, deep groove ball bearings and insert bearings from Shanghai Leiyan Industrial Co., Ltd. Over 30 years of bearing experience, backed by manufacturing, inspection and export support.

30+ yearsBearing industry experience
3000+ m²Production workshop
50+ staffProduction to dispatch
Hardcore Capability · 03

Measured.
Verified.
Repeatable.

An ISO9001-certified quality management system supports checks from incoming material to dispatch. Normal production batches are controlled to P0; other precision grades are reviewed against the selected model.

QCInspection checkpoints across
the production workflow
01 / INCOMINGMaterial and heat-treatment checks
02 / IN-PROCESSFirst-piece and in-process dimensions
03 / ASSEMBLYBall sorting and clearance checks
04 / RELEASEFinished inspection and dispatch checks
Production precisionP0 standard

Higher grades reviewed by model and requirement

Purchasing customers3000+

Domestic and overseas purchasing customers

Export coverage40+

Countries and regions served

Inquiry response24 hours

Sales response and order follow-up

Manufacturing Source · 04

We make it.
We own it.

A 3000+ m² production workshop and a multi-category bearing warehouse support manufacturing and order preparation, with a team of 50+ across production, inspection, sales, packing and dispatch.

01 / PRODUCTION

3000+ m² Production Workshop

More than 30 years of bearing-industry experience connects turning, heat treatment, grinding, assembly and finished-product checks.

02 / STOCK

Bearing Stock & Order Preparation

A full-range bearing warehouse supports model checks and order preparation. Regular orders typically take 7–15 days, subject to model and quantity confirmation.

03 / CUSTOM

Material & Precision Options

GCr15, 304 and 316 material options are reviewed against operating conditions. P6, P5, P4 and P2 precision requirements are confirmed by model.

BLTZ bearing manufacturing facility
DIRECT
FACTORY
CONTROL

From material checks to dispatch: inspection at each stage.

Production workflow / BLTZ Bearings
Application Support · 05

Bearing options for
your working conditions.

Start with motion type, load, speed, temperature and environment. We review bearing models, materials, clearance and precision requirements against your application.

Linear bearing and guide assembly
01 · Machinery & Automation

Linear motion and guide systems

LINEAR BEARINGS · GUIDE RAILS · SLIDER BLOCKS

Industrial rotary bearing and shaft support
02 · Rotary Motion

Deep groove and insert bearings

DEEP GROOVE · INSERT BEARINGS · MOUNTED UNITS

Bearing product illustration for material selection
03 · Material Selection

Materials matched to the duty

GCr15 · 304 / 316 STAINLESS STEEL · CUSTOM REQUIREMENTS

Supply & Service · 06

Built for
practical sourcing.

Plan your next order with clear material options, sample timing, inspection support and export documentation.

ISO9001Quality management
MATERIAL REPORTSAvailable on request
24H RESPONSEInquiry support
EXPORT SUPPORTFOB / PI / customs documents
// Technical FAQ
Which materials and precision grades are available?

Material options include GCr15 bearing steel and 304/316 stainless steel. Normal batches are controlled to P0; P6, P5, P4 and P2 options are reviewed for the selected model and application.

Can you provide quality and material documentation?

Our quality management system is ISO9001 certified. Material reports can be provided on request; confirm the documents needed for your selected product when ordering.

Can I request a sample?

Sample preparation typically takes 3–7 days, subject to model and quantity confirmation. Share the designation, drawing or sample reference to confirm availability and shipping arrangements.

What are the delivery timing and export support options?

Regular orders typically take 7–15 days, subject to model, quantity and order confirmation. We support FOB, proforma invoices and customs-document assistance; confirm shipping and payment arrangements with the sales team.

Talk to BLTZ Bearings

Send your
bearing request.

Share your bearing model, quantity, drawing and delivery destination. Our sales team responds to inquiries within 24 hours and follows your order through production and dispatch.