Can the needle height be adjusted?

Yes, the needle height can be adjusted by two rotating wheels at two sides of the cantilever.

What is the penetration measuring resolution?

The penetration measuring resolution is 0.01mm.

Do you offer OEM or ODM services?

Yes, OEM and ODM services are available for this product.

Automatic Asphalt Penetrometer

Name: Automatic Asphalt Penetrometer
Brand: Zhejiang Tugong Instrument Co., Ltd.
SKU: 797981435

Zhejiang, ChinaZhejiang Tugong Instrument Co., Ltd.

US$1,350.00

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

STLZ-6

Type

Asphalt Penetrometer

Display

Digital

Control

Manual Control

Power Source

AC220V

Standard

ASTM D5, Aashto T49

Penetration Needle

2.5g

Plunger

97.5g

Specimen Container

55(Dia)×35mm

Transport Package

Standard Export Wooden Packing

Trademark

Origin

China

HS Code

9031809090

Production Capacity

5000set/Year

Key features

ASTM & AASHTO Compliance: Complies with ASTM D5 and AASHTO T49 standards for accurate testing.

Digital LCD Display: Automatically displays standard needle drop time and penetration depth.

Adjustable Needle Height: Height adjustable via two rotating wheels on the cantilever sides.

High Precision Measurement: Penetration measuring resolution reaches 0.01mm for detailed data.

Durable Hardened Steel Needle: Features a 2.5g hardened steel penetration needle for longevity.

1-Year Warranty Coverage: Includes 12-month warranty with user manual provided with product.

OEM & ODM Services: Customization services available for specific client requirements.

Fast Delivery Options: Small machines ship in 5-10 days; large machines in 20 days.

Company profile

Zhejiang Tugong Instrument Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2008-03-01 CertifiedNearest Port: Ningbo PortAverage Response Time: ≤7.43h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryZhejiang Tugong Instrument Co., Ltd. is a China-based limited company established in 1996, with 84 employees and a manufacturing plant covering 10,800 m². It produces and processes testing equipment and related instruments for soil, concrete, asphalt, aggregate, rock, cement, and highway applications. The supplier reports ISO9001:2015 and ISO14001:2015 certifications, more than 10 production lines, 6–10 quality-control staff, and export sales representing 51%–70% of total sales. It states that it exports to more than 80 countries and accepts FOB, CIF, and CFR quotation terms, with LC and T/T payment methods. Evidence indicates R&D capability and a registered TUGONG brand, but the documented R&D experience is limited to two years and customization capability is not directly demonstrated. Trade records show transactions involving Philippine buyers, although the available records are limited.

Supplier typeThe supplier is identified as a combined business entity and limited company, established in 1996 in Zhejiang, China. Its stated business activity is manufacturing and processing machinery, supported by a 10,800 m² plant and self-operated import/export rights.

CertificationsThe supplier explicitly reports ISO9001:2015 quality-management and ISO14001:2015 environmental-management certifications. It also states France BV international quality certification and European Union CE certification, although the available information does not provide certificate numbers or validity dates.

Financial creditThe supplier states that it is authorized as an AAA credit business by the Agricultural Bank of China. It is also an established limited company founded in 1996, but the provided information does not include independent financial statements or other detailed financial indicators.

R&D capabilityThe supplier describes strong R&D ability, advanced creative consciousness, modernized equipment, and development of its TUGONG brand. The available profile records two years of R&D engineer experience, providing some evidence of R&D activity but not enough detail to assess the scale or depth of innovation.

Production capacityProduction capability is supported by a 10,800 m² manufacturing plant, more than 10 production lines, 6–10 quality-control staff, and product coverage across testing machines, soil, concrete, asphalt, aggregate, rock, and cement applications. The supplier also reports an annual production output range, but product-specific capacity and utilization data are not provided.

Client casesThe supplier claims exports to more than 80 countries, including Europe, America, and Australia. Trade records document transactions involving Philippine buyers HUMIL INTERNATIONAL CORPORATION and HUMIL INT'L CORP for liquid-limit devices and a triaxial test set, but the available records are limited and show only a small number of documented transactions.